CN104254664A - Production system for producing hydrocarbons from a well - Google Patents
Production system for producing hydrocarbons from a well Download PDFInfo
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- CN104254664A CN104254664A CN201280060532.3A CN201280060532A CN104254664A CN 104254664 A CN104254664 A CN 104254664A CN 201280060532 A CN201280060532 A CN 201280060532A CN 104254664 A CN104254664 A CN 104254664A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 109
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 13
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract description 78
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 230000004888 barrier function Effects 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 claims description 20
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 239000004744 fabric Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 241001672694 Citrus reticulata Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000009931 pascalization Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/14—Obtaining from a multiple-zone well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/124—Units with longitudinally-spaced plugs for isolating the intermediate space
- E21B33/1243—Units with longitudinally-spaced plugs for isolating the intermediate space with inflatable sleeves
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Measuring Volume Flow (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The present invention relates to a production system (1) for producing hydrocarbons from a well (2). Said production system comprises a production casing (3), a monitoring unit adapted to measure a production outcome of the well, a first reservoir zone (6) comprising at least a first fluid (10), extending along and outside part of the production casing, a second reservoir zone (7) comprising at least a second fluid (11), extending along and outside another part of the production casing, a first inflow device arranged in the first reservoir zone having a first inflow area and being adapted to let the first fluid into the production casing at a first volume rate (VI), a second inflow device arranged in the second reservoir zone having a second inflow area and being adapted to let the second fluid into the production casing at a second volume rate (V2), wherein the first and second inflow areas of the inflow devices are adjustable, whereby the first and second inflow devices can be adjusted so that the first volume rate is equal to or higher than the second volume rate. Furthermore, the present invention relates to a well completion comprising the production system according to the invention as well as to a production method for the production of hydrocarbons from a well.
Description
Technical field
The present invention relates to the production system for producing hydrocarbon from well.In addition, the invention still further relates to and comprise according to the completion of production system of the present invention and the production method for producing hydrocarbon from well.
Background technology
In the manufacturing process that oil is gentle, the reason due to high hydrostatic pressure needs to assist to produce in well sometimes.If well self can not produce the pressure being enough to oil or gas are urged to surface, or well is deliberately destroyed, then artificial lift can be utilized to carry out lifting well fluid on the top of well.
By immersing in well by pump, this pump can be used to adherence pressure maybe may restart dead well.Pump arranges stopper or sealing and from the side of stopper to opposite side pumping well fluid to overcome the static pressure of the well fluid above pump in well.
Other method of artificial lift adopts chemicals or gas to provide the lifting force needed for acceptable generation product guaranteed to come in artesian well.But these known arrangement for the static pressure overcoming well fluid employ exterior source of energy.
Summary of the invention
An object of the present invention is completely or partially to overcome above-mentioned shortcoming and defect of the prior art.More specifically, an object is to provide a kind of production system of the improvement for producing hydrocarbon from well, without the need to using artificial lift system as pump, and gas or chemicals.
From the following description by the above-mentioned purpose that becomes apparent and other numerous objects, advantage and feature realize by according to the solution of the present invention, are namely realized by the production system for producing hydrocarbon from well, and this production system comprises:
-production casing,
-be suitable for the monitoring means of the production product/output of measuring well,
-comprising the first gathering area of at least first fluid, its part along this production casing also extends in the outside of a part for this production casing,
-comprising the second gathering area of at least second fluid, its another part along this production casing also extends in the outside of another part of this production casing,
-being arranged in the first inflow device in the first gathering area, it has the first inlet flow area and is applicable to first fluid is entered in production casing with the first volumetric rate, and
-being arranged in the second inflow device of the second gathering area, it has the second inlet flow area and is applicable to make second fluid enter in production casing with the second volumetric rate,
Described first and second inlet flow area of wherein said inflow device are adjustable, and the first and second inflow device may be adjusted to and make the first volumetric rate be equal to or greater than the second volumetric rate thus.
Therefore, can obtain such production system, the energy wherein in reservoir neutralization pit is used for well fluid lifting to go out this well, and does not substantially use extra power.
In one embodiment, inflow device comprises first outer sleeve and the second inner sleeve that can move relative to each other, this first outer sleeve have into arranged in rows outer enter head piece, the quantity entering head piece is in that, in each row different, and the second inner sleeve has internal orifice, the inlet flow area of this inflow device is adjustable thus, this is because the internal orifice of the second inner sleeve can move relative to the collar extension of the first sleeve and aim at.
Described enter head piece can become arranged in rows along inflow device.
In addition, relative to described collar extension, described internal orifice can be spaced apart from each other layout, and the inlet flow area of inflow device is adjustable thus, this is because the internal orifice of the second inner sleeve relative to the collar extension motion of the first sleeve and can be aimed at.
In addition, the described internal orifice of inner sleeve can be spaced apart from each other layout by predetermined circumferential distance, make by mobile described inner sleeve often exclusive enter head piece can open or close as required.
In one embodiment, described second inner sleeve can relative to the first outer sleeve rotary motion.
In another embodiment, inflow device can have axial continuation, and this inner sleeve can slide along this axial continuation relative to this outer sleeve.
Further, this outer sleeve can have groove, and this inner sleeve slides along this axial continuation in this groove.
Also in another embodiment, this second sleeve can comprise the groove for engaging with Wrench, and Wrench is for regulating this inflow device.
Also in another embodiment, this inner sleeve can relative to this outer sleeve sliding motion.
In addition, above-mentioned production system also can comprise the monitoring means of the production product being suitable for monitor well.
In addition, this monitoring means is applicable to the water content measured and produce product, makes this inflow device may be adjusted to the optimum obtained between production output and water content.
Further, this monitoring means can be suitable for well top gaging pressure and/or produce the volumetric rate of product, thus the volumetric rate that can record based on the top at well and/or pressure regulate inflow device.
In one embodiment, described inflow device can manual adjustments.
In another embodiment, described inflow device can remote adjustment.
In addition, described inflow device operates by magnetic source.
Further, described gathering area separates by annular barrier.
In one embodiment, described system can comprise multiple gathering area.
Further, multiple inflow device can be arranged in this system and/or in each gathering area.
Further, described first fluid can be oil and second fluid can be water or gas.
In addition, valve can be arranged in one or more described opening.
In addition, screen cloth can be arranged in the outside of opening.
In one embodiment, described inflow device can comprise the first packer, and described second sleeve can be arranged in the groove of the first sleeve, and described first packer can be arranged between this first sleeve and second sleeve.
In addition, this packer can extend around inner circumferential groove and have the internal diameter roughly equal with the internal diameter of the second sleeve.
In addition, this packer can have multiple packer passage run through for aiming at the first axial passage in described first sleeve.
In addition, this packer can be made up of pottery.
In one embodiment, described production casing can comprise annular barrier, and each annular barrier is suitable for expanding in the annular space between production casing and the inwall of down-hole well, and each annular barrier comprises:
-tubular part for installing as a part for this production casing,
-around the inflatable sleeve of this tubular part, the often end of this inflatable sleeve is fastened on this tubular part by link,
-annular barrier space between this tubular part and this inflatable sleeve, and
-be positioned at perforate on this tubular part, for making fluid enter with this sleeve that expands in described annular barrier space,
Wherein, described annular barrier is arranged to for being separated in described first gathering area and described second gathering area.
In addition, described inflatable sleeve can be made of metal.
The invention still further relates to the completion comprising well head and above-mentioned production system.
This completion also can comprise and is arranged in well head for regulating the control unit of described inflow device.
In addition, described completion also can comprise the Wrench being connected to regulate described inflow device with downhole tractor.
In addition, the invention still further relates to a kind of production method for producing hydrocarbon from well, comprising the following steps:
-determine to comprise the first gathering area of at least first fluid;
-determine to comprise the second gathering area of at least second fluid;
-open the first inflow device of being positioned at the first gathering area with described in making at least first fluid enter production casing with the first volumetric rate;
-open the second inflow device of being positioned at the second gathering area with described in making at least second fluid enter production casing with the second volumetric rate;
The production product of-monitor well, and
-regulate described first and second inflow device based on described production product, make described first volumetric rate be equal to or greater than described second volumetric rate, or make described second volumetric rate be greater than described first volumetric rate.
In the process, described monitoring step can comprise the following steps in one or more:
-at the top gaging pressure of well;
-volumetric rate of producing product is measured at the top of well; And/or
-water content of producing product is measured at the top of well.
In addition, regulate the step of described first and second inflow device also can comprise the pressure, volumetric rate and/or the water content that record based on the top at well to regulate at least one inflow device.
Further, the step of described first and second inflow device is regulated such as manually to be completed by the Wrench be connected with downhole tractor.
In addition, regulate the step of described first and second inflow device can from the top long-distance support of well.
Finally, the step of described first and second inflow device is regulated wirelessly to perform.
Accompanying drawing explanation
Describe the present invention and many advantages thereof in more detail below with reference to accompanying schematic diagram, described schematic diagram illustrate only some nonrestrictive embodiments for illustrative purposes, wherein:
Fig. 1 shows production system according to an embodiment of the invention,
Fig. 2 shows another embodiment of the production system with multiple gathering area,
Fig. 3 shows the graph of a relation of volumetric rate and pressure,
Fig. 4 shows the sectional view of an embodiment of inflow device,
Fig. 5 shows the sectional view of another embodiment of inflow device,
Fig. 6 shows the sectional view of the another embodiment of inflow device,
Fig. 7 shows the inflow device of Fig. 4 with partial section and fragmentary, perspective view,
Fig. 8 a-8o show Fig. 4 with 7 the sectional view of the diverse location relevant to volumetric rate of inflow device,
Fig. 9 shows the sectional view of the inflow device in Fig. 6,
Figure 10 shows another embodiment of the inflow device with the inner sleeve that slides axially with partial section and fragmentary, perspective view, and
Figure 11 shows the sectional view of the extension vertically of the inflow device in Figure 10.
All accompanying drawings are high-level schematic, may not draw in proportion, and they illustrate only and illustrate those parts essential to the invention, omit or have only implied other parts.
Detailed description of the invention
Fig. 1 shows the production system 1 for producing hydrocarbon from well 2.This production system 1 comprises the production casing 3 extended along well 2.Production system 1 also comprises the monitoring means 4 of the production product/output being suitable for measuring well 2.In this embodiment, this monitoring means is arranged on the top of well 2, namely at well head 5 place.This monitoring means can comprise flow measurement device, pressure sensor, water-containing measuring instrument or their combination.
The first gathering area 6 that production system 1 also comprises and comprises at least first fluid 10, extend outside production casing 3 and the second gathering area 7 comprising at least second fluid 11, extend outside production casing.In addition, first inflow device 8 is arranged in the first gathering area 6, this first inflow device has the first inlet flow area and is applicable to make first fluid 10 enter in production casing 3 with the first volumetric rate V1, and the second inflow device 9 is arranged in the second gathering area 7, this second inflow device has the second inlet flow area and is applicable to second fluid 11 is entered in production casing 3 with the second volumetric rate V2.Inflow device 8, first and second inlet flow area of 9 are adjustable, thus the first and second inflow device 8,9 can regulate based on production product/output (production outcome), make the first volumetric rate V1 be equal to or greater than the second volumetric rate V2.Accordingly, from the production of the hydrocarbon well 2 by based on producing the volumetric rate of product, the pressure at well 2 top, the water content of producing product or their combination by inflow device 8, the volumetric rate that becomes a mandarin of 9 is adjusted to instantaneous required and obtain optimization.Therefore, by native system, can by the lifting regulating the volumetric rate that becomes a mandarin of fluid realize fluid, thus avoid the use that uses artificial lift or at least significantly reduce artificial lift.
When first fluid 10 comprises more water or gas, it can be used to drive heavier second fluid 11, and therefore can avoid along well artificial lift upwards too high.Similarly, second fluid can have higher water content, and it is cut off by stoping it to flow into sleeve pipe usually, but second fluid can be used for mixing to facilitate with first fluid the well stream of first fluid to move.
In the production system 1 shown in Fig. 1, the first and second gathering areas 6,7 are adjacent areas, and they are isolated from each other by expandable annular barrier 12.In FIG, the first fluid 10 in the first gathering area 6 is oily and in the second gathering area 7 second fluid 11 is substantially water substantially.First and second gathering areas 6,7 respectively have the reservoir pressure of 300 bar.First inflow device 8 of the first gathering area 6 is adjusted to and allows first fluid 10 i.e. oil enter, to make the pressure that there is 200bar in production casing 3.Thus, between reservoir and sleeve pipe, there is the pressure reduction of 100bar.Second inflow device 9 of the second gathering area 7 is adjusted to and allows second fluid 11 i.e. water enter, thus there is the pressure of 250bar in production casing 3, namely 200bar from the first gathering area and 50bar from the second gathering area.Thus, between the reservoir and production casing of the second gathering area, there is the pressure reduction of 50bar.By allowing second fluid 11 i.e. water enter, producing in product and there is higher water content.But also achieve the higher volumetric rate of producing product and the enhancing lifting force arriving well simultaneously.In fact, replace using servicing unit, the energy in reservoir is used for well lifting, as utilized by gas or adding the artificial lift that chemicals provides lifting force.
In fig. 2, production system has five gathering areas 6,7,13,14,15 be isolated from each other by expandable annular barrier 12.In fig. 2, the first and second gathering areas 6,7 are separated by another gathering area 14 with the 3rd fluid 10b, and wherein the oil content of the 3rd fluid 10b is lower than first fluid 10.Below the first district 6, there is the oil content of another gathering area the 13, four fluid of the 4th fluid 10a also lower than first fluid 10 from the existence of well head 5 farthest.In addition, above the second district 7, existence has the water content of the 5th district the 15, five fluid 11a of the 5th fluid 11a lower than second fluid 11.In addition, be arranged in other gathering area 13,14, the one or more extra inflow device 16,17,18 in 15 also can be conditioned to make fluid enter production casing with certain volumetric rate to strengthen lifting force in well and to provide best production product.Therefore, production system 1 can with for the identical mode effect of mode described in Fig. 1.
Fig. 3 shows the curve map of the different relations disclosed between pressure and the volumetric rate of production product.As an example, this curve map has three different curves 19,20,21, and every bar curve represents the volumetric rate changed under a certain pressure.In example disclosed in above-mentioned Fig. 1, the first inflow device is arranged to work with high volumetric rate under the pressure lower than the second inflow device, and therefore the fluid passed therethrough will follow curve 20.Second inflow device is arranged to lower volumetric rate but works at a higher pressure, and therefore the fluid passed therethrough will to be positioned on curve 21 but not to be work under the volumetric rate high like that with the fluid flowing through the first inflow device.Can derive from this curve map, high pressure and high volumetric rate (see curve 21) provide high production output.
Fig. 4 shows the edge of inflow device 8 and the sectional view of the axial continuation of the axial continuation of sleeve pipe this inflow device 8 concentric.In the present embodiment, inflow device 8 comprises outer sleeve 22 and inner sleeve 23, and inner sleeve 23 can move relative to outer sleeve 22.This sectional view enters head piece 24 intercepting along being arranged in one in the extension of inflow device 8.Entering in head piece at this has seven to enter head piece 24.The inlet flow area of inflow device especially enters head piece 24 by these respectively with aperture area and forms.If inflow device 8 has enter head piece more, then total aperture area of all these rows forms total effectively inlet flow area of this inflow device.Enter head piece 24 to be communicated with internal orifice 25 fluid of the second inner sleeve 23, thus flow into by inflow device 8 from the fluid of reservoir.In the present embodiment, internal orifice 25 is shown as the groove that the axial continuation along inflow device 8 extends.Internal orifice 25 have than enter the larger extension size of head piece 24 with guarantee when internal orifice 25 with enter when head piece is aimed to stop fluid to flow.Screen cloth 26 or filter are arranged in the outside into head piece.
Fig. 5 is to show another embodiment of inflow device 8 along the sectional view of inflow device 8 axial continuation.Inflow device 8 also comprises the outer sleeve 22 and inner sleeve 23 that can move relative to each other.Enter head piece 24 and be communicated with to allow the fluid from reservoir to flow into through inflow device 8 with internal orifice 25 fluid of the second inner sleeve 23.In the present embodiment, multiple internal orifice 25 be shown as with outer sleeve multiple enter seven through holes aiming at of head piece 24.Internal orifice 25 have than each enter the large extension size of head piece 24, with the flowing making them can not stop fluid.Moreover, screen cloth 26 or filter be arranged in described multiple enter the outside of head piece 24.
Fig. 6 is to show the another embodiment of inflow device 8 along a sectional view entering head piece 24 of the extension being arranged in inflow device 8.Enter head piece 24 and be arranged at the extension of the axis on outer sleeve 22 wall passage 27 place termination.The adjacent axial passage 55 be arranged in inner sleeve 23 of this axial passage 27, thus enter head piece 24 and be communicated with internal orifice 25 fluid respectively by two axial passages 27,55.Further, in the present embodiment, screen cloth 26 or filter are arranged in the outside into head piece 24.The embodiment of inflow device 8 shown in Figure 6 will further describe by composition graphs 9 below.
Inflow device 8 in Fig. 4 illustrates with perspective view in the figure 7.Inflow device 8 comprises outer sleeve 22 and inner sleeve 23, and wherein, inner sleeve 23 moves relative to outer sleeve 22 by rotating.Four enter head piece 24,28,29, and 30 arrange along the axial continuation of inflow device 8 adjacent to each other.As shown in the sectional view in Fig. 4, first row has seven to enter head piece 24.Second row has six to enter head piece 28.3rd row has four to enter head piece 29, and the 4th row has two to enter head piece 30.Enter head piece 24,28,29 in this four row, 30 form the inflow zone of inflow device 8.
In other embodiments, can have different rows and often enter the quantity of head piece in row can be different for inflow device.Therefore, embodiment shown in Figure 7 is wherein a kind of configuration of inflow device 8.
Inner sleeve 23 is shown in Figure 7, wherein can see four internal orifices 25 in cross-section, and each internal orifice 25 is all aimed at this head piece that enters entered in head piece 24 arranged in outer sleeve 22.Further, inflow device 8 can have the diverse location of the internal orifice of varying number and the periphery along inner sleeve.
Fig. 8 a-8o shows a series of different adjustment of the diverse location of the inflow device that the volumetric rate that to become a mandarin from the expectation of inflow device 8 is correlated with.
In the same manner as described above, inflow device 8 comprises inner sleeve 23 or tubular structure, and it can rotate in outer sleeve 22 or tubular structure.Inflow device 8 illustrates with the sectional view of the radial extension of inflow device 8.Outer sleeve 22 has four and enters head piece 24,28,29,30.As shown in Figure 7, in first row 24, existence seven enters head piece, has six and enter head piece in second row 28, has four and enter head piece in the 3rd row 29, and existence two enters head piece in the 4th row.In Fig. 8 a, inner sleeve 23 has 10 internal orifices 25,31,32,33,34,35,36,37,38,39 in groove form, and groove is shown in Figure 4, and the circumference of opening's edge inner sleeve 23 in these.Internal orifice 25,31,32,33,34,35,36,37,38,39 to each other with preset distance interval arrange, thus often exclusive enter head piece 24 by rotate inner sleeve 23 open or close as required, this will be further described below.
In Fig. 8 a, enter head piece 24,28,29,30 all aim at the internal orifice 31,32,33,34 of inner sleeve 23 more.Therefore, in Fig. 8 a, inflow device 8 all enter head piece 24,28,29,30 be all unlimited, thus fluid can flow through all nineteens enters head piece.This is the maximum flow capacity of inflow device 8.
In figure 8b, inner sleeve 23 is by slightly to right rotation, thus internal orifice 25 and first row enter head piece 24 aims at, internal orifice 31 with enter head piece and arrange 29 and aim at, internal orifice 32 with enter head piece and arrange 30 and aim at.Therefore, by the such adjustment to inflow device 8, enter head piece row 24,29,30 and open and enter head piece row 28 closedown, result is that 13 mouths are opened.By even further rotating inner sleeve, making internal orifice 25 and the 3rd enter head piece 29 and aiming at, four enter head piece and open, and even aim to make internal orifice 25 and the 4th enter head piece 30 by further rotating inner sleeve, and two enter head piece and are opened.
In Fig. 8 c, inner sleeve 23 by slightly to anticlockwise, thus internal orifice 31 with enter head piece and arrange 28 and aim at, internal orifice 32 with enter head piece and arrange 29 and aim at, internal orifice 33 with enter head piece and arrange 30 and aim at.Therefore, by regulating this inflow device 8 like this, enter head piece row 28,29,30 and open and enter head piece row 24 and close, result is 12 and enters head piece and be opened.
In figure 8d, inner sleeve 23 relative to the position of Fig. 8 c by slightly to anticlockwise, thus internal orifice 32 with enter head piece and arrange 24 and aim at, internal orifice 33 with enter head piece and arrange 28 and aim at, and internal orifice 34 with enter head piece and arrange 29 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 24,28,29 and opening and enter head piece row and 30 to be closed, result is 17 and enters head piece and be opened.
In Fig. 8 e, inner sleeve 23 relative to the adjustment position of Fig. 8 d by slightly to anticlockwise, thus internal orifice 33 with enter head piece and arrange 24 and aim at, internal orifice 34 with enter head piece and arrange 28 and aim at, and internal orifice 35 with enter head piece and arrange 30 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 24,28,30 and opening and enter head piece row and 29 to be closed, result is 15 and enters head piece and be opened.
In Fig. 8 f, inner sleeve 23 relative to the adjustment position of Fig. 8 e by slightly to anticlockwise, thus internal orifice 34 with enter head piece and arrange 24 and aim at, internal orifice 35 with enter head piece and arrange 29 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 24,29 and opening and enter head piece row and 28,30 to be closed, result is seven and enters head piece and be opened.
In Fig. 8 g, inner sleeve 23 by slightly to anticlockwise relative to the adjustment position of Fig. 8 f, thus makes internal orifice 35 and enters head piece and arrange 28 and aim at.Therefore, by regulating this inflow device 8 like this, enter head piece row 28 and open and enter head piece row 24,29,30 are closed, and result is six and enters head piece and be opened.
In Fig. 8 h, inner sleeve 23 relative to the adjustment position of Fig. 8 g by slightly to anticlockwise, thus internal orifice 35 with enter head piece and arrange 24 and aim at, internal orifice 36 with enter head piece and arrange 30 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 24,30 and opening and enter head piece row and 28,29 to be closed, result is nine and enters head piece and be opened.
In Fig. 8 i, inner sleeve 23 relative to the adjustment position of Fig. 8 h by slightly to anticlockwise, thus internal orifice 36 with enter head piece and arrange 28 and aim at, internal orifice 37 with enter head piece and arrange 30 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 28,30 and opening and enter head piece row and 24,29 to be closed, result is eight and enters head piece and be opened.
In Fig. 8 j, inner sleeve 23 relative to the adjustment position of Fig. 8 i by slightly to anticlockwise, thus internal orifice 36 with enter head piece and arrange 24 and aim at, internal orifice 37 with enter head piece and arrange 29 and aim at.Therefore, by regulating this inflow device 8 like this, enter head piece row 24,29 and open and enter head piece row and 28,30 to be closed, and therefore such adjustment causing identical with the position in Fig. 8 f.
In Fig. 8 k, inner sleeve 23 relative to the adjustment position of Fig. 8 j by slightly to anticlockwise, thus internal orifice 38 with enter head piece arrange 29 aim at and internal orifice 39 with enter head piece and arrange 30 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 29,30 and opening and enter head piece row and 24,28 to be closed, result is six and enters head piece and be opened.
In Fig. 8 l, inner sleeve 23 relative to the adjustment position of Fig. 8 k by slightly to anticlockwise, thus internal orifice 38 with enter head piece arrange 28 aim at and internal orifice 39 with enter head piece and arrange 29 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 28,29 and opening and enter head piece row and 24,30 to be closed, result is ten and enters head piece and be opened.
In Fig. 8 m, inner sleeve 23 relative to the adjustment position of Fig. 8 l by slightly to anticlockwise, thus internal orifice 38 with enter head piece arrange 24 aim at and internal orifice 39 with enter head piece and arrange 28 and aim at.Therefore, by regulating this inflow device 8 like this, entering head piece row 24,28 and opening and enter head piece row and 29,30 to be closed, result is 13 and enters head piece and be opened.
In Fig. 8 n, inner sleeve 23 relative to the adjustment position of Fig. 8 m by slightly to anticlockwise, thus internal orifice 39 with enter head piece and arrange 24 and aim at.Therefore, by regulating this inflow device 8 like this, enter head piece row 24 and open and enter head piece row 28,29,30 are closed, and result is 7 and enters head piece and be opened.
In Fig. 8 o, inner sleeve 23 by slightly to anticlockwise, thus all enters head piece row 24,28,29 relative to the adjustment position of Fig. 8 n, and 30 all close.Therefore, be closed by this inflow device 8 of such adjustment.
Adjustment order shown in Fig. 8 a-8o shows the different conveyance capacity of inflow device 8, causes the volumetric rate that 14 kinds different.Although some of inflow device 8 may regulate not shown in Fig. 8 a-8o, by inner sleeve is rotated to desired locations with open and close independently of one another all enter the configuration of inflow device 8 of head piece row it will be apparent to those skilled in the art that.
Fig. 9 shows the longitdinal cross-section diagram of another embodiment of inflow device 8.Inflow device 8 comprises the first sleeve or tubular structure 40, its 12 of having on the first wall 41 enter head piece 24 and on the first wall 41 from 12 the first axial passages 27 entering head piece 24 and extend to outlet 53.Axial passage refers to the axially extended passage along inflow device 8.
Inflow device also comprises the second sleeve 42 or tubular structure, and it has first end 43, second end 44 near outlet 53 and six internal orifices 25 in the drawings.Although the second sleeve 42 or tubular structure illustrate only six internal orifices 25, in fact, the quantity of internal orifice is identical with the internal orifice quantity of the first sleeve 40 or tubular structure, i.e. 12 internal orifices.
In addition, second sleeve 42 or tubular structure are rotatable in the first sleeve 40 or tubular structure, and the second sleeve 42 has the second wall 45, this second wall has 12 the second axial passage (not shown) extending to internal orifice 25 in the second wall 45 from first end 43.Therefore, each internal orifice 25 has its oneself the second axial passage.
Second sleeve 42 or tubular structure are arranged in the internal circle groove 46 on the first wall 41 of the first sleeve 40 or tubular structure, mean when the second sleeve 42 or tubular structure are arranged in this groove, the second sleeve 42 or tubular structure can not reduce total internal diameter of inflow device and therefore can not reduce total internal diameter of production casing.
Second sleeve 42 or tubular structure can at least rotate relative to the first sleeve 40 or tubular structure between primary importance and the second place (position shown in Fig. 9), aim to allow fluid to flow in production casing through the first end 43 of the second sleeve 42 or tubular structure from reservoir at first position first passage 27 and second channel (not shown), in second position first passage 27 and the misalignment of second channel (not shown), this means that fluid is prevented from flowing in production casing.
Inflow device 8 also comprises the first packer 47, and it is arranged between the first end 43 of the first sleeve 40 or tubular structure and the second sleeve 42 or tubular structure.This packer 47 extends around internal circle groove 46 and has the internal diameter roughly equal with the internal diameter of the second sleeve or tubular structure.Packer 47 has the multiple packer passages 48 run through with the first axial passage respective amount, that is, be 12 in the present embodiment, these packer passages 48 are aimed at the first axial passage 27.Packer is fixedly connected with the first sleeve or tubular structure, thus packer passage 48 is connected with the first axial passage fluid.Packer ringwise and these packer passages 48 run through extend through this packer along the axial continuation of the first sleeve or tubular structure.
Packer 47 is preferably made of ceramics, the contact surface of packer 47 can be made thus smooth, which enhance the sealing of packer 47, this is because smooth contact surface can be depressed into closer to relative surface, this relative surface is the first end 43 of the second sleeve 42 or tubular structure.But in other embodiments, packer can by metal, composite material, and polymer etc. are made.
In addition, the second packer 49 is arranged between the second end 44 of the first sleeve 40 or tubular structure and the second sleeve 42 or tubular structure.But, eliminate the second packer in other embodiments, thus the first wall of the first sleeve 40 or tubular structure faced by the second end 44 of the second sleeve 42 or tubular structure.
In fig .9, the first elastic component 50 is arranged between the first packer 47 and the first sleeve 40 or tubular structure.Therefore, this elastic component 50 forces the second sleeve 42 to be pressed against this first packer to provide sealing therebetween.
In addition, the second sleeve 42 or tubular structure can comprise at least one groove 51 that can be close from inside, and described groove 51 is suitable for holding the Wrench (not shown) for rotating the second sleeve 42 or tubular structure relative to the first sleeve 40 or tubular structure.
Inflow device 8, the adjustment of 9 can such as need the inflow device be conditioned manually to complete by be inserted by the downhole tool with Wrench in production casing and moved to by this downhole tool.Inflow device 8,9 also operate by magnetic source.
The inflow device 8 of Fig. 7 has the inner sleeve 23 rotated relative to outer sleeve 22, and in Fig. 10, this inner sleeve 23 slides axially relative to outer sleeve 22.Slide in the groove of inner sleeve 23 on outer sleeve 22, as shown in figure 11, wherein, this inner sleeve covers and three enters head piece in four rows shown in Figure 10, and therefore except two all enter head piece 24 is all coating covers.First row comprises eight and enters head piece 24, and second row comprises six and enters head piece 24, and the 3rd package is drawn together four and entered head piece 24, and the 4th package is drawn together two and entered head piece 24.To be slidably reciprocated this sleeve by the inner surface along outer sleeve in groove, the quantity of what fluid can flow through enter head piece 24 can change by the mode identical with the embodiment of the inflow device 8 shown in Fig. 7.Have can in other embodiment of the inflow device of inner sleeve in axial sliding, inflow device can have different rows enter head piece and the quantity entering head piece in that, in each row can be different.Therefore, the embodiment illustrated in figures 9 and 10 is only wherein a kind of configuration of inflow device 8.
Fig. 1 shows the production casing comprising annular barrier, and each annular barrier is suitable for expanding in the annular space 52 between production casing and the inwall 54 of down-hole well 55.Each annular barrier comprises the tubular part 57 for installing as a part for production casing and the inflatable sleeve 58 around this tubular part.The often end 59,60 of this inflatable sleeve is all fastened on this tubular part by link 72.At least one end is connected slidably with this tubular part.This inflatable sleeve is around this tubular part and the annular barrier space 73 limited between this tubular part and this inflatable sleeve.The perforate 71 that this annular barrier is included in tubular part further enters annular barrier space with this sleeve that expands for making fluid.This annular barrier is arranged to for being separated in the first gathering area 6 and the second gathering area 7, thus makes three annular barrier provide two gathering areas.Inflatable sleeve, tubular part and link are made of metal.
In other embodiments, inflow device can such as be controlled by cable or controlled in wireless carrys out remote adjustment.
Inflow device 8 is suitable for being inserted into and is formed as a part for production casing 3, thus forms cased hole completion (not shown).In addition, the end of inflow device 8 is suitable for such as being threaded connection by traditional bindiny mechanism being connected with another set of pipe fitting.
In above-mentioned multiple embodiments, collar extension is shown as and is essentially opening.But collar extension also can comprise current limiter, choke valve or valve are as entered flow control valve (not shown).
Although above-described embodiment is mainly for the description that inner sleeve carries out relative to the rotatable movement of outer sleeve, inner sleeve can relative to this outer sleeve sliding motion.
Fluid or well fluid refer to the fluid of any type being present in oil well or gas well down-hole, as natural gas, and oil, oil-base mud, crude oil, water etc.Gas refers to and is present in well, completion, or the gas component of any type in open hole, and oil refers to the oil ingredient of any type, and such as crude oil, containing flow of oil etc.Gas, therefore oil and aqueous fluid can comprise except gas respectively, other element outside oily and/or water or material.
What sleeve pipe referred to that down-hole uses produces the pipe of relevant any type, pipeline, tubular structure, bushing pipe, tubing string etc. with oil or natural gas.
When this instrument be not be submerged in sleeve pipe completely, downhole tractor can be used to promote described instrument and enters position in well completely.Downhole tractor is the driven tool that can promote or pull any type of instrument in down-hole, such as Well
Although in conjunction with the preferred embodiments of the present invention, invention has been described above, do not deviate from as claim below the some modification that can expect in the situation of the present invention that limits apparent to those skilled in the art.
Claims (23)
1. one kind for from the production system (1) of producing hydrocarbon in well (2), comprising:
-production casing (3),
-comprising first gathering area (6) of at least first fluid (10), its part along this production casing (3) also extends in the outside of the part of this production casing (3),
-comprising second gathering area (7) of at least second fluid (11), its another part along this production casing (3) also extends in the outside of another part of this production casing (3),
-be arranged in the first inflow device (8) in this first gathering area (6), this first inflow device has the first inlet flow area and is suitable for this first fluid (10) is entered in production casing (3) with the first volumetric rate (V1), and
-be arranged in the second inflow device (9) in this second gathering area (7), this second inflow device has the second inlet flow area and is suitable for this second fluid (11) is entered in production casing (3) with the second volumetric rate (V2)
Wherein, described inflow device (8,9) described first and second inlet flow area are adjustable, described first and second inflow device (8,9) can be regulated so that described first volumetric rate (V1) is equal to or greater than described second volumetric rate (V2) thus.
2. production system according to claim 1 (1), wherein, described inflow device (8, 9) first outer sleeve (22) that can move relative to each other and the second inner sleeve (23) is comprised, this first outer sleeve (22) have into arranged in rows outer enter head piece (24, 28, 29, 30), wherein often exclusive enter the quantity of head piece different, and described second inner sleeve (23) has internal orifice (25, 31, 32, 33, 34, 35, 36, 37, 38, 39), described inflow device (8 thus, 9) inlet flow area is adjustable, this is because the described internal orifice (25 of described second inner sleeve (23), 31, 32, 33, 34, 35, 36, 37, 38, 39) can relative to the described collar extension (24 of described first sleeve (22), 28, 29, 30) move and aim at.
3. production system according to claim 2 (1), wherein, relative to described collar extension (24,28,29,30), described internal orifice is spaced apart from each other layout, the inlet flow area making described inflow device (8,9) is thus adjustable, this is because the described internal orifice (25 of described second inner sleeve (23), 31,32,33,34,35,36,37,38,39) can relative to the described collar extension (24 of described first sleeve (22), 28,29,30) motion and aligning.
4. the production system (1) according to Claims 2 or 3, wherein, the described internal orifice of described inner sleeve to be spaced apart from each other layout with predetermined circumferential distance, make often exclusive enter head piece open or close as required by this inner sleeve mobile.
5. the production system (1) according to claim 3 or 4, wherein, described second inner sleeve (23) can relative to the rotary motion of described first outer sleeve (22).
6. according to production system in any one of the preceding claims wherein (1), wherein, described second sleeve comprises the groove (51) for engaging with Wrench, and this Wrench is for regulating this inflow device.
7., according to production system in any one of the preceding claims wherein (1), also comprise the monitoring means (4) of the production product being suitable for measuring well (2).
8. production system according to claim 7 (1), wherein, this monitoring means (4) is suitable for measuring the water content of producing product, makes this inflow device (8,9) be adjusted to obtain the optimum between production output and water content.
9. the production system (1) according to claim 7 or 8, wherein, this monitoring means (4) be applicable to well (2) top gaging pressure and/or produce the volumetric rate of product, thus described inflow device (8, the 9) volumetric rate that can record based on the top at this well (2) and/or pressure regulate.
10. according to production system in any one of the preceding claims wherein (1), wherein, described gathering area (6,7) are separated by annular barrier (12).
11. according to production system in any one of the preceding claims wherein (1), and wherein, described first fluid (10) is oil and described second fluid (11) is water or gas.
12. according to production system in any one of the preceding claims wherein (1), wherein, described inflow device comprises the first packer (47), described second sleeve is arranged in the groove (46) of this first sleeve, and described first packer is arranged between this first sleeve and this second sleeve.
13. production systems according to claim 12 (1), wherein, this packer extends around inner circumferential groove (46) and has the internal diameter roughly equal with the internal diameter of this second sleeve.
14. production systems (1) according to claim 12 or 13, wherein, this packer has multiple packer passage (48) run through, for aiming at the first axial passage (27) in described first sleeve.
15. production systems (1) according to any one of claim 12-14, wherein, this packer is made up of pottery.
16. according to production system in any one of the preceding claims wherein (1), wherein, described production casing comprises annular barrier, the annular space (52) that each annular barrier is suitable between the inwall (54) being positioned at production casing and down-hole well (55) expands, and each annular barrier comprises:
-tubular part (57) for installing as a part for this production casing,
-around the inflatable sleeve (58) of this tubular part, the often end (59,60) of this inflatable sleeve is all fastened on this tubular part by link (72),
-annular barrier space (73) between this tubular part and this inflatable sleeve, and
-be arranged in the perforate (71) of this tubular part, for making fluid enter described annular barrier space with this sleeve that expands,
Wherein, described annular barrier is arranged to described first gathering area (6) and described second gathering area (7) to separate.
17. production systems according to claim 17 (1), wherein, described inflatable sleeve is made of metal.
18. 1 kinds of completions comprising well head (5) and the production system according to any one of claim 1-15 (1).
19. completions according to claim 18, also comprise and being arranged in this well head (5) for regulating the control unit of described inflow device.
20. 1 kinds, for producing the production method of hydrocarbon from well (2), comprise the following steps:
-determine to comprise first gathering area (6) of at least first fluid (10);
-determine to comprise second gathering area (7) of at least second fluid (11);
-open the first inflow device (8) of being positioned at described firstth district (6) with described in making at least first fluid (10) enter production casing (3) with the first volumetric rate (V1);
-open the second inflow device (9) of being positioned at described secondth district (7) with described in making at least second fluid (11) enter production casing (3) with the second volumetric rate (V2);
-monitor the production product of described well (2), and
-regulate described first and second inflow device (8 based on described production product, 9), make described first volumetric rate (V1) be equal to or greater than described second volumetric rate (V2), or make described second volumetric rate be greater than described first volumetric rate.
21. methods according to claim 20, wherein, one or more during described monitoring step comprises the following steps:
-at the top gaging pressure of well;
-volumetric rate of producing product is measured at the top of well; And/or
-water content of producing product is measured at the top of well.
22. methods according to claim 20 or 21, wherein, the step of described first and second inflow device of described adjustment also comprises the pressure, volumetric rate and/or the water content that record based on the top at well and regulates inflow device described at least one (8,9).
23. methods according to claim 20 or 21, wherein, the step of described first and second inflow device of described adjustment is such as manually performed by the Wrench be connected with downhole tractor.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP11195580.3 | 2011-12-23 | ||
| EP11195580.3A EP2607616A1 (en) | 2011-12-23 | 2011-12-23 | Production system for producing hydrocarbons from a well |
| PCT/EP2012/076541 WO2013092945A1 (en) | 2011-12-23 | 2012-12-21 | Production system for producing hydrocarbons from a well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104254664A true CN104254664A (en) | 2014-12-31 |
Family
ID=47435990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280060532.3A Pending CN104254664A (en) | 2011-12-23 | 2012-12-21 | Production system for producing hydrocarbons from a well |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20140352956A1 (en) |
| EP (2) | EP2607616A1 (en) |
| CN (1) | CN104254664A (en) |
| AU (1) | AU2012356949B2 (en) |
| BR (1) | BR112014013982A2 (en) |
| CA (1) | CA2858643A1 (en) |
| DK (1) | DK2795052T3 (en) |
| MX (1) | MX342054B (en) |
| RU (1) | RU2014127616A (en) |
| WO (1) | WO2013092945A1 (en) |
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|---|---|---|---|---|
| RU2540761C2 (en) | 2010-09-09 | 2015-02-10 | Нэшнл Ойлвэлл Варко, Л.П. | Downhole rotor drilling assembly with elements contacting rocks and with control system |
| US8869916B2 (en) | 2010-09-09 | 2014-10-28 | National Oilwell Varco, L.P. | Rotary steerable push-the-bit drilling apparatus with self-cleaning fluid filter |
| WO2016153491A1 (en) * | 2015-03-24 | 2016-09-29 | Halliburton Energy Services, Inc. | Downhole flow control assemblies and methods of use |
| JP6618813B2 (en) * | 2016-01-21 | 2019-12-11 | 株式会社大阪防水建設社 | Groundwater sampling method |
| US10619474B2 (en) | 2017-11-14 | 2020-04-14 | Saudi Arabian Oil Company | Remotely operated inflow control valve |
| RU178922U1 (en) * | 2018-01-10 | 2018-04-23 | Владимир Александрович Чигряй | FLUID FLOW CONTROL DEVICE |
| RU179815U1 (en) * | 2018-01-10 | 2018-05-24 | Владимир Александрович Чигряй | FLUID FLOW CONTROL DEVICE |
| DE102020117596A1 (en) | 2020-07-03 | 2022-01-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein | Sieve filters for geotechnical systems |
| US11788380B2 (en) * | 2021-10-20 | 2023-10-17 | Saudi Arabian Oil Company | Installation of sliding sleeve with shifting profile in passive inflow control devices |
| CN114645543B (en) * | 2022-04-27 | 2023-01-24 | 中国矿业大学 | Fixed-point grouting method and fixed-point grouting device for pile hole in karst area |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3993130A (en) * | 1975-05-14 | 1976-11-23 | Texaco Inc. | Method and apparatus for controlling the injection profile of a borehole |
| US4691778A (en) * | 1987-02-09 | 1987-09-08 | Pyne R David G | Downhole water flow controller for aquifer storage recovery wells |
| US4858691A (en) * | 1988-06-13 | 1989-08-22 | Baker Hughes Incorporated | Gravel packing apparatus and method |
| GB9025230D0 (en) * | 1990-11-20 | 1991-01-02 | Framo Dev Ltd | Well completion system |
| US5664628A (en) * | 1993-05-25 | 1997-09-09 | Pall Corporation | Filter for subterranean wells |
| US5642781A (en) * | 1994-10-07 | 1997-07-01 | Baker Hughes Incorporated | Multi-passage sand control screen |
| US5624560A (en) * | 1995-04-07 | 1997-04-29 | Baker Hughes Incorporated | Wire mesh filter including a protective jacket |
| US6873267B1 (en) * | 1999-09-29 | 2005-03-29 | Weatherford/Lamb, Inc. | Methods and apparatus for monitoring and controlling oil and gas production wells from a remote location |
| US6644406B1 (en) * | 2000-07-31 | 2003-11-11 | Mobil Oil Corporation | Fracturing different levels within a completion interval of a well |
| US6978840B2 (en) * | 2003-02-05 | 2005-12-27 | Halliburton Energy Services, Inc. | Well screen assembly and system with controllable variable flow area and method of using same for oil well fluid production |
| CN101563522A (en) * | 2006-07-03 | 2009-10-21 | Bj服务公司 | Step ratchet mechanism |
| US7832473B2 (en) * | 2007-01-15 | 2010-11-16 | Schlumberger Technology Corporation | Method for controlling the flow of fluid between a downhole formation and a base pipe |
| US8210258B2 (en) * | 2009-12-22 | 2012-07-03 | Baker Hughes Incorporated | Wireline-adjustable downhole flow control devices and methods for using same |
| GB2495504B (en) * | 2011-10-11 | 2018-05-23 | Halliburton Mfg & Services Limited | Downhole valve assembly |
-
2011
- 2011-12-23 EP EP11195580.3A patent/EP2607616A1/en not_active Withdrawn
-
2012
- 2012-12-21 EP EP12806485.4A patent/EP2795052B1/en not_active Not-in-force
- 2012-12-21 WO PCT/EP2012/076541 patent/WO2013092945A1/en active Application Filing
- 2012-12-21 DK DK12806485.4T patent/DK2795052T3/en active
- 2012-12-21 RU RU2014127616A patent/RU2014127616A/en not_active Application Discontinuation
- 2012-12-21 MX MX2014006957A patent/MX342054B/en active IP Right Grant
- 2012-12-21 AU AU2012356949A patent/AU2012356949B2/en not_active Ceased
- 2012-12-21 CA CA2858643A patent/CA2858643A1/en not_active Abandoned
- 2012-12-21 BR BR112014013982A patent/BR112014013982A2/en not_active IP Right Cessation
- 2012-12-21 CN CN201280060532.3A patent/CN104254664A/en active Pending
- 2012-12-21 US US14/363,880 patent/US20140352956A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013092945A1 (en) | 2013-06-27 |
| CA2858643A1 (en) | 2013-06-27 |
| EP2795052B1 (en) | 2016-07-20 |
| EP2795052A1 (en) | 2014-10-29 |
| US20140352956A1 (en) | 2014-12-04 |
| AU2012356949B2 (en) | 2015-09-03 |
| EP2607616A1 (en) | 2013-06-26 |
| RU2014127616A (en) | 2016-02-10 |
| BR112014013982A2 (en) | 2017-06-13 |
| AU2012356949A1 (en) | 2014-07-24 |
| MX2014006957A (en) | 2014-09-01 |
| DK2795052T3 (en) | 2016-11-14 |
| MX342054B (en) | 2016-09-12 |
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