CN102325962B - Systems and methods for producing oil and/or gas - Google Patents
Systems and methods for producing oil and/or gas Download PDFInfo
- Publication number
- CN102325962B CN102325962B CN201080008767.9A CN201080008767A CN102325962B CN 102325962 B CN102325962 B CN 102325962B CN 201080008767 A CN201080008767 A CN 201080008767A CN 102325962 B CN102325962 B CN 102325962B
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- Prior art keywords
- stratum
- oil
- carbon disulfide
- tube
- disulfide formulation
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
Abstract
Disclosed is a system for producing oil and/or gas from an underground formation comprising a first well above the formation; the first well comprises a mechanism to inject a miscible enhanced oil recovery formulation into the formation; the first well comprises a first tubular and a second tubular, the first tubular threadingly engaged with the second tubular; a thread compound disposed on at least one of a thread of the first tubular and a thread of the second tubular; the thread compound comprises an additive adapted to swell when exposed to the miscible enhanced oil recovery formulation.
Description
Technical field
The present invention relates to the system and method for the production of oil and/or gas.
Background technology
Improve oil recovery (EOR) to can be used for increasing the oil recovery in global oil gas field.There are three kinds of main Types improving oil recovery: heating power, chemical/polymer and gas inject, they can be used for increasing from the oil recovery of reservoir, have exceeded the oil recovery that obtained by conventional method-may extend the life-span of oil gas field and increase the oil recovery factor.
Heating power improves recovery ratio and is undertaken by adding heat to reservoir.Practice form is steam flooding the most widely, which reduces the viscosity of oil, can flow to producing well to make oil.The chemical displacement of reservoir oil increases recovery ratio by the capillary thing active force reducing to capture residual oil.Polymer displacement of reservoir oil improves the displacement sweep efficiency injecting water.Miscible injection works in the mode similar to the chemical displacement of reservoir oil.By the fluid that injection can be miscible with oil, captured residual oil of can gathering.
With reference to Fig. 1, show the system 100 of prior art.System 100 comprises subsurface formations 102, subsurface formations 104, subsurface formations 106 and subsurface formations 108.Production equipment 110 is arranged on ground place.Well 112 through stratum 102 and 104, and ends in stratum 106.The part on stratum 106 represents by 114.The gentle well 112 that passes through of oil is from stratum 106 output to production equipment 110.Gas and liquid separated from each other, gas is stored in gas storage tanks 116, and liquid is stored in fluid storage tanks 118.
Publication number be US2005/093250 U.S. patent applications disclose a kind of in Oil/gas Well can the sealed tubular joint of expanded radially, described tubular configured joint has a pair can the tube element of expanded radially, each tube element has screw thread at its free end, and be connected to each other to be formed and flush connection, this screw thread comprises: the hook-shaped incomplete thread being positioned at least contiguous free end; And sealer, sealing thing extends and is attached to the screw thread of this element and the screw thread of this another element between the screw thread and the screw thread of another element of an element, wherein after the expanded radially of a pair element connected, sealing thing remains on and to extend between the screw thread of an element and the screw thread of another element and to be attached to the screw thread of this element and the screw thread of this another element.Sealing thing or be coated in this pair element one or two on the elastomeric sealant of non lubricant oil, or be applied to this pair element each on simple metal.Publication number is that its full content is incorporated in herein by the U.S. Patent application of US2005/093250 by reference.
UK Patent Application file GB-A 8253000033 discloses following content: screw rod, nut or spiro rod cap are fixed in screw rod or helicitic texture parts by inserting the mixture of siloxanes of a small amount of polymerization between the threads, when these parts are screwed together, elastic body is distributed between screw thread, and subsequently because elastic body can flow when cold, thus these parts adhesively combine.In addition, the dimethyl polysiloxane of HMW can be dissolved in such as aromatics or chlorinated aliphatic hydrocarbon solvent, or uses with dispersion, so that between screw thread elastic body being incorporated into screw rod or nut.When solvent or dispersing agent evaporation, it will make macromolecule dimethyl polysiloxane retain its original form.Its full content is incorporated in herein at this by UK Patent Application GB-A 8253000033 by reference.
The publication number being disclosed on November 16th, 2006 is US 2006/0254769 and attorney docket number application discloses that a kind of system for the co-pending United States Patent of TH2616, this system comprises: for the mechanism of recovery of oil from subsurface formations and/or gas, this oil and/or gas bag draw together one or more sulfur-containing compounds; For the mechanism converting carbon disulfide formulation at least partially to by the sulfur-containing compound from gathered oil and/or gas; And for the mechanism be discharged at least partially in stratum by carbon disulfide formulation.Publication number is that its full content is incorporated in herein by the U.S. Patent application of US 2006/0254769 by reference.
This area needs the system and method for improving oil recovery improved.This area also needs the system and method for using solvent such as to improve oil recovery by reducing viscosity, chemical effect and the miscible displacement of reservoir oil improved.This area also needs the system and method for the miscible displacement of reservoir oil of solvent improved.This area also needs the system and method for transporting miscible solvent during improving oil recovery operation in pipe improved.This area also needs the seal for using together at Guan Zhongyu miscible solvent during improving oil recovery operation improved.
Summary of the invention
On the one hand, the invention provides a kind of for producing oil from subsurface formations and/or the system of gas, this system comprises: be positioned at the first well above stratum; This first well comprises the mechanism for the preparation of mixable raising oil recovery being injected stratum; This first well comprises the first tube and the second tube, and this first tube and the second tube are threadedly engaged; Thread compound, this thread compound is arranged at least one in the screw thread on the first tube and the screw thread on the second tube; This thread compound comprises the additive being suitable for expanding when being exposed to the preparation of mixable raising oil recovery.
On the other hand, the invention provides a kind of for the production of oil/or the method for gas, the method comprises: will enter in the first well under the first tube; First tube is threaded into the second tube; To enter in the first well under the second tube; From the first well, carbon disulfide formulation is injected stratum; Wherein, first tube is threaded into the second tube comprise thread compound is placed in the screw thread on the first tube and the screw thread on the second tube at least one on, this thread compound comprises the additive being suitable for expanding when being exposed to carbon disulfide formulation.
It is one or more that advantage of the present invention comprises in following advantage:
The hydrocarbon recovery ratio of the system and method improved for utilizing solvent to improve stratum.
The hydrocarbon recovery ratio of the system and method improved for utilizing the fluid containing miscible solvent to improve stratum.
The system and method improved is used for hydrocarbon secondary recovery.
The system and method improved is for improving oil recovery.
The system and method improved improves oil recovery for using miscible solvent.
The system and method improved can improve oil recovery by the compound miscible with oil for being used in appropriate location.
The system and method improved to be used in pipe transport and/or to be contained in the compound that appropriate location can be miscible with oil.
The system and method improved is used in pipe, be sealed in the compound that appropriate location can be miscible with oil.
Accompanying drawing explanation
Fig. 1 illustrates a kind of oil and/or gas production system.
Fig. 2 illustrates a kind of oil and/or gas production system.
Fig. 3 a-3c illustrates multiple oil and/or gas production system.
Fig. 4 illustrates a kind of oil and/or gas production system.
Fig. 5 a and 5b illustrates a kind of oil and/or the gas production system with concentric tubular structure.
Fig. 6 illustrates a kind of linkage of threaded tube.
Detailed description of the invention
Fig. 2:
Referring now to Fig. 2, implement, in 0 example, to illustrate system 200 at some.System 200 comprises subsurface formations 202, subsurface formations 204, subsurface formations 206 and subsurface formations 208.Equipment 210 can be arranged on ground place.Well 212 through stratum 202 and 204, and has multiple opening in stratum 206.The part 214 on stratum 206 selectively can be ruptured and/or is bored a hole.During primary recovery, the oil from stratum 206 is gentle by output in part 214, can be entered in well 212, and upwards advances to equipment 210.So gas and fluid separation applications are opened by equipment 210, gas can be transported to gas treatment equipment 216, and liquid can be transported to fluid storage tanks 218.Equipment 210 also can comprise the storage tank 230 of the preparation of mixable raising oil recovery.
As shown in Figure 2, the preparation of mixable raising oil recovery along well 212 pumping (being illustrated by downward arrow) downwards, and can be pumped in stratum 206.Then the preparation of mixable raising oil recovery by output, can upwards get back to equipment 210 along well 212, shown by upward arrow with oil and/or gas.Equipment 210 can be suitable for the preparation of separation and/or the mixable raising oil recovery of recycling, such as, by boiling said preparation, making said preparation concentrate or filter said preparation or make said preparation react, is then re-introduced in well 212 by said preparation.
In certain embodiments, the preparation of mixable raising oil recovery can be pumped in stratum 206 under lower than the fracture pressure (about 40% to about 90% of such as fracture pressure) on stratum.
One or more well (such as well 212) recovery of oil and/or gas from subsurface formations 206 is utilized to realize by any known method.Suitable method comprises offshore mining, surface mining, primary recovery, secondary recovery or tertiary recovery.Be not crucial to the selection for the method for recovery of oil and/or gas from subsurface formations 206.
System 200 can comprise the one or more tubes being threaded linkage.
Fig. 3 a and 3b:
Referring now to Fig. 3 a and 3b, in some embodiments of the invention, system 200 is illustrated.System 200 comprises subsurface formations 202, subsurface formations 204, subsurface formations 206 and subsurface formations 208.Equipment 210 can be arranged on ground place.Well 212 through stratum 202 and 204, and has some openings in stratum 206.The part 214 on stratum 206 selectively can be ruptured and/or is bored a hole.During primary recovery, the oil from stratum 206 is gentle by output to part 214, can be entered in well 212, and upwards advances to equipment 210.So gas and fluid separation applications are opened by equipment 210, gas can be transported to gas treatment equipment 216, and liquid can be transported to fluid storage tanks 218.Equipment 210 also can comprise the storage tank 230 of the preparation of mixable raising oil recovery.
As shown in Figure 3 a, the preparation of mixable raising oil recovery along well 212 pumping (being illustrated by downward arrow) downwards, and can be pumped in stratum 206.The preparation of mixable raising oil recovery can be left, and is impregnated into stratum through the time durations (such as passing through from about 5 hours to about 50 hours) from about 1 hour to about 15 days.
Soak into period after, as shown in Figure 3 b, so the preparation of mixable raising oil recovery and oil and/or gas by output, can upwards get back to equipment 210 along well 212.Equipment 210 can be suitable for the preparation of separation and/or the mixable raising oil recovery of recycling, such as by boiling said preparation, said preparation being concentrated or filters said preparation or make said preparation react, then said preparation is re-introduced in well 212, such as by repeat as best shown in figures 3 a and 3b soak into circulation about 2 times to about 5 times.
In certain embodiments, the preparation of mixable raising oil recovery can be pumped in stratum 206 under lower than the fracture pressure on stratum, about 40% to about 90% of such as fracture pressure.
System 200 can comprise the one or more tubes being threaded linkage.
Fig. 3 c:
Referring now to Fig. 3 c, in some embodiments of the invention, system 300 is illustrated.System 300 comprises subsurface formations 302, stratum 304, stratum 306 and stratum 308.Production equipment 310 can be arranged on ground place.Well 312 through stratum 302 and 304, and has some openings at stratum 306 place.The part 314 on stratum selectively can be ruptured and/or is bored a hole.Gentle from stratum 306 during output at oil, oily gentle entering part 314, upwards advances to production equipment 310 along well 312.Gas and liquid can separatedly be opened, and gas can be transported to gas storage tanks 316, and liquid can be transported to fluid storage tanks 318.The preparation of mixable raising oil recovery may be produced and/or store to production equipment 310, and said preparation can carry out producing and storing in production/storage tank 330.Carry out production/storage tank 330 that the hydrogen sulfide of artesian well 312 and/or other sulfur-containing compound can be transported to the preparation of mixable raising oil recovery.The preparation of mixable raising oil recovery can be pumped into the part 334 on stratum 306 downwards along well 332.The formulation traverses formation 306 of mixable raising oil recovery, to contribute to the gentle production of oil, then the preparation of this mixable raising oil recovery, oil and/or gas can all by output to well 312, to production equipment 310.Then the preparation of mixable raising oil recovery can be recycled, and such as, by boiling said preparation, being concentrated by said preparation or filter said preparation or make said preparation react, is then re-introduced in well 332 by said preparation.
In certain embodiments, the preparation of the mixable raising oil recovery of one tittle or the preparation of mixable raising oil recovery mixed with other component can be injected in well 332, inject another component subsequently with the formulation traverses formation 306 of the mixable raising oil recovery forcing the preparation of this raising oil recovery or mix with other component, this another component such as: air; The water of gaseous state or liquid form; The water mixed with one or more salt, polymer and/or surfactant; Carbon dioxide; Other gas; Other liquid; And/or their mixture.
System 300 can comprise the one or more tubes being threaded linkage.
Fig. 4:
Referring now to Fig. 4, in some embodiments of the invention, system 700 is illustrated.System 700 comprises subsurface formations 702, stratum 704, stratum 706 and stratum 708; And subsurface formations 802, stratum 804, stratum 806 and stratum 808.Production equipment 710 is arranged on ground place.Well 712 through stratum 702 and 704, and has some openings at stratum 706 place.The part 714 on stratum selectively can be ruptured and/or is bored a hole.Gentle from stratum 706 during output at oil, this oily gentle entering part 714, and upwards advance to production equipment 710 along well 712.Gas and liquid can separatedly be opened, and gas can be transported to gas storage tanks 716, and liquid can be transported to fluid storage tanks 718.Production equipment 710 can produce carbon disulfide and/or carbonyl sulfide preparation, and carbon disulfide and/or carbonyl sulfide preparation can carry out producing and storing in carbon disulfide formulation process units 730.The hydrogen sulfide and/or other sulfur-containing compound that carry out artesian well 712 can be transported to carbon disulfide formulation process units 730.Carbon disulfide formulation is transported to well 732 by pipe 734, and is pumped into stratum 806 downwards along well 732.Carbon disulfide formulation can be used in stratum 806, fuel-displaced gentle to contribute to producing from stratum 806.
A distance d-740 separated by well 732 and well 712.In certain embodiments, distance d-740 from about 1 km to about 1000 kms, such as, from about 5 kms to about 250 kms, or such as from about 10 kms to about 100 kms, or such as about 50 kms to 75 kms.
System 700 can comprise the one or more tubes being threaded linkage.
Fig. 5 a and 5b:
Referring now to Fig. 5 a, tube 900 is shown as through stratum 802 and 804, and ends in stratum 806.Tube 900 can be used as observation well, and periphery contains well, Injection Well and/or producing well.
Referring now to Fig. 5 b, illustrate in greater detail tube 900.Tube 900 comprises the inner tubular thing 902 being positioned at outer tubular thing 904.Inner tubular thing 902 is made up of multiple portion's section connected at abutment 908 place.Outer tubular thing 904 is made up of multiple portion's section connected at abutment 910 place.Packer 906 can be arranged between the outside of tube 902 and the inside of tube 904.Packer can seal up upper annulus between the outside of tube 902 and the inside of tube 904 from lower annular space (such as production area or injection region).
Packer 906 can have one or more potted component on the inner surface of its adjacent tubular thing 902, and/or can have one or more potted component on the external surface of its adjacent tubular thing 904.
Abutment 908 and/or 910 can comprise screw connection.
Fig. 6:
Referring now to Fig. 6, illustrate the tube system 1000 with threaded tube linkage 1008.The tube 1030 with pin end 1012 is threadedly engaged with the tube 1020 with female threaded pipe end 1010.Pin end 1012 is male joints, and this male joint is assemblied in female threaded pipe end 1010, and this female threaded pipe end is female coupling.
One or more seal 1014 and/or 1016 can be arranged by adjacent threads linkage.Seal 1014 and/or 1016 can be O shape circle or other hermetically-sealed construction known in the art.Seal 1014 and/or 1016 can be assemblied in the groove on tube 1020 and/or 1030.Seal 1014 and/or 1016 can be used for providing the sealing between the inside of tube 1020 and 1030 and outside, such as containing fluid and/or fluid is remained on the outside of tube 1020 and 1030 in tube 1020 and 1030.
Thread compound 1018 can be arranged between pin end 1012 and female threaded pipe end 1010.Thread compound 1018 can be used for being provided in the lubrication between pin end 1012 and female threaded pipe end 1010, and/or can be used for providing tube 1020 and 1030 inside and outside between sealing, such as by fluid containment in pipe 1020 and 1030 and/or make fluid remain on the outside of tube 1020 and 1030.
Tube system 1000 can represent one or more parts of well 212,312,332,712,732 and/or tube 900,902 and/or 904.
Thread compound:
Thread compound can comprise one or more bases and one or more additives.Suitable base comprises: vaseline, lubricant grease, lubrication oil, mineral oil, Linseed oil and their mixture.Suitable additive comprises: the rubber of molybdenum bisuphide, graphite, lead, copper, lime, zinc, elastic body, such as acrylonitrile-butadiene rubber or butyl rubber, other material expanded when there is carbon disulfide solution and their mixture.
In certain embodiments, additive is suitable for increasing with the volume of at least 10% when being exposed to the preparation of mixable raising oil recovery, such as, increase with the volume of at least 25%, at least 40% or at least 50%.
In certain embodiments, this additive is suitable for increasing with the volume of at least 10% when being exposed to carbon disulfide formulation, such as, increase with the volume of at least 25% at least 40% or at least 50%.
Encapsulant:
In certain embodiments, seal 1014 and/or 1016 and packer 906 can be made up of following substances: fluorinated polymer, this fluorinated polymer be such as PTFE (polytetrafluoroethylene (PTFE)), can commercially from Du Pont with Teflon
tMthe fluorinated ethylene-propylene copolymer obtained; Fluorubber, this fluorubber all in this way can commercially from Du Pont with Viton
tMthe vinylidene fluoride obtained and the copolymer of hexafluoropropene, such as Viton A; Or FFKM, this FFKM all in this way can commercially from Du Pont with Kalrez
tMthe vinylidene fluoride obtained and the copolymer of hexafluoropropene, such as Kalrez AS-5683018-1.
In certain embodiments, seal 1014 and/or 1016 and packer 906 can be made up of fluorocarbon polymer, fluorocarbon copolymer, fluorubber or FFKM.
In certain embodiments, seal 1014 and/or 1016 and packer 906 can be made up of fluorinated polymer, wherein the hydrogen being attached to carbon of at least about 25% is replaced by fluorine or chlorine, such as fluorine or chlorine replace the hydrogen of at least about 50%, the hydrogen of at least about 75% or at least about 90% hydrogen.
Interchangeable embodiment:
In certain embodiments, oil and/or gas can be gathered well from stratum, and flow through well and production flow line and flow in equipment.In certain embodiments, by means of medium, improve oil recovery to can be used to increase from the oil on stratum and/or the flowing of gas, this medium is such as steam, water, surface active agent, polymer oil-displacing agent and/or mixable medium, and this mixable medium is such as carbon disulfide formulation, carbonyl sulfide preparation and/or carbon dioxide.
In certain embodiments, the oil of gathering from stratum and/or gas can comprise sulfur-containing compound.This sulfur-containing compound can comprise hydrogen sulfide, mercaptan, sulfide in addition to hydrogen sulphide and disulphide or heterocyclic sulfur compounds, this heterocyclic sulfur compounds is such as thiophene, benzothiophene or substitute with the dibenzothiophenes of condensed ring or their mixture.
In certain embodiments, the sulfur-containing compound from stratum can be converted to carbon disulfide formulation or carbonyl sulfide preparation.The carbon disulfide formulation that changes at least partially of sulfur-containing compound completes by any known method.Suitable method can comprise selective oxidation of sulfur containing compounds in particular is reacted into sulphur and/or sulfur dioxide, and forms carbon disulfide formulation by making sulphur and/or sulfur dioxide and carbon and/or carbon compound react.For for not being crucial by the selection changing into the method for carbon disulfide formulation at least partially of sulfur-containing compound.
In certain embodiments, the medium of suitable mixable raising oil recovery can be carbon disulfide formulation.This carbon disulfide formulation can comprise carbon disulfide and/or carbon disulfide derivatives, and this carbon disulfide derivatives is such as sulfocarbonate, xanthate and their mixture; And one or more comprising in following material alternatively: hydrogen sulfide, sulphur, carbon dioxide, hydrocarbon and their mixture.
In certain embodiments, the proper method for the production of carbon disulfide formulation is that the application number submitted on April 19th, 2006 is 11/409,436 and application attorney docket is open in the co-pending U.S. Patent application of TH2616.Application number be 11/409,436 U.S. Patent application by reference its full content is incorporated in herein.
In certain embodiments, the medium of suitable mixable raising oil recovery comprises: the mixture of two or more in carbon disulfide, carbonyl sulfide, hydrogen sulfide, carbon dioxide, octane, pentane, liquefied petroleum gas (LPG), C2-C6 aliphatic hydrocarbon, nitrogen, diesel oil, Mineral spirits, diluent naphtha, asphalt solution, kerosene, acetone, dimethylbenzene, trichloroethanes or aforementioned medium, or the medium of other mixable raising oil recovery known in the art.In certain embodiments, the medium of suitable mixable raising oil recovery contacts mixable with the oil in stratum first or multiple-contact is mixable.
In certain embodiments, the medium of suitable immiscible raising oil recovery comprises: the mixture of two or more in the water of gaseous state or liquid form, air, aforementioned medium, or the medium of other immiscible raising oil recovery known in the art.In certain embodiments, the medium of suitable immiscible raising oil recovery is not contact mixable with the oil in stratum first or multiple-contact is mixable.
In certain embodiments, the medium being injected into the immiscible and/or mixable raising oil recovery in stratum can reclaim and be re-introduced in stratum from the oil of output and/or gas.
In certain embodiments, the oil being present in stratum before the medium injecting any raising oil recovery has the viscosity or at least about 10 of the viscosity of the viscosity of at least about 100 centipoises or the viscosity of at least about 500 centipoises or at least about 1000 centipoises or the viscosity of at least about 2000 centipoises or at least about 5000 centipoises, the viscosity of 000 centipoise.In certain embodiments, the oil being present in stratum before the medium injecting any raising oil recovery has up to about 5,000, the viscosity of 000 centipoise or up to about 2, the viscosity of 000,000 centipoise or up to about 1,000, the viscosity of 000 centipoise or the viscosity up to about 500,000 centipoises.
The medium of mixable raising oil recovery at least partially and/or other liquid and/or air release are realized by any known method.A kind of suitable method is: be injected into by the preparation of mixable raising oil recovery in the single pipeline in single well, allows carbon disulfide formulation to soak into, and then will carbon disulfide formulation and gas and/or liquor pump send at least partially.Another kind of suitable method is: be injected in the first well by the preparation of mixable raising oil recovery, and the preparation of mixable raising oil recovery at least partially and gas and/or liquor pump is sent by the second well.To for being not crucial by the selection of the preparation of mixable raising oil recovery and/or the method for other liquid and/or gas inject at least partially.
In certain embodiments, the preparation of mixable raising oil recovery and/or other liquid and/or gas can be pumped in stratum under up to the pressure of formation fracture pressure.
In certain embodiments, the preparation of mixable raising oil recovery can mix to form the mixture can gathered from well with the oil in stratum and/or gas.In certain embodiments, the preparation of the mixable raising oil recovery of a tittle can be injected in well, injects another component subsequently and passes stratum to force said preparation.The water of such as air, liquid state or gaseous form, carbon dioxide, other gas, other liquid and/or their mixture can be used for the formulation traverses formation forcing mixable raising oil recovery.
In certain embodiments, the preparation of mixable raising oil recovery can be heated before being injected into stratum, and to reduce the viscosity of fluid in stratum, this fluid is such as heavy oil, paraffin, asphaltene etc.
In certain embodiments, the preparation of mixable raising oil recovery its in stratum time can utilize the fluid that heated or utilize heater heated and/or boil, thus reduce the viscosity of fluid in stratum.In certain embodiments, the water heated and/or steam can be used for the preparation of the mixable raising oil recovery in heating and/or vaporization stratum.
In certain embodiments, mixable raising oil recovery preparation can its in stratum time utilize heater heated and/or boil.A kind of suitable heater is that the application number submitted on October 24th, 2003 is 10/693,816 and application attorney docket is open in the co-pending U.S. Patent application of TH2557.Application number be 10/693,816 U.S. Patent application by reference its full content is incorporated in herein.
In certain embodiments, the oil of output and/or gas can be transported to oil refinery and/or treatment facility.Oil and/or gas can be processed to produce commodity, all transport fuels in this way of these commodity (such as gasoline and diesel oil), heating fuel, lubrication oil, chemicals and/or polymer.Process can comprise distillation and/or minimum ground distilled oil and/or gas, to produce one or more distillation fractions.In certain embodiments, oil and/or gas and/or one or more distillation fractions can experience one or more in following process: catalytic cracking, hydrocrack, hydrotreatment, coking, thermal cracking, distillation, reformation, polymerization, isomerization, alkanisation, blending and dewaxing.
Illustrative embodiment:
In one embodiment of the invention, disclose a kind of system for producing fuel-displaced and/or gas from subsurface formations, this system is included in the first well above stratum; This first well comprises the mechanism for the preparation of mixable raising oil recovery being injected stratum; This first well comprises the first tube and the second tube, and this first tube and the second tube are threadedly engaged; Thread compound, this thread compound is arranged at least one in the screw thread on the first tube and the screw thread on the second tube; This thread compound comprises the additive being suitable for expanding when being exposed to the preparation of mixable raising oil recovery.In certain embodiments, system is also included in the second well above stratum, and this second well comprises the mechanism for producing fuel-displaced and/or gas from stratum.In certain embodiments, the first well is in distance the second well 10 meters of distances to 1 km.In certain embodiments, the preparation that this system is also included in mixable raising oil recovery be released in stratum after for the preparation of immiscible raising oil recovery being injected the mechanism on stratum.In certain embodiments, this system also comprises the preparation of the mixable raising oil recovery be selected from following group, and this group comprises: carbon disulfide formulation, carbonyl sulfide preparation, hydrogen sulfide, carbon dioxide, octane, pentane, LPG, C2-C6 aliphatic hydrocarbon, nitrogen, diesel oil, Mineral spirits, diluent naphtha, asphalt solution, kerosene, acetone, dimethylbenzene, trichloroethanes and their mixture.In certain embodiments, the preparation of mixable raising oil recovery comprises carbon disulfide formulation, carbonyl sulfide preparation or their mixture.In certain embodiments, this system also comprises the preparation of the immiscible raising oil recovery being selected from following group, and this group comprises: the water of gaseous state or liquid form, air and their mixture.In certain embodiments, this system also comprises the preparation of the mixable raising oil recovery comprising carbon disulfide formulation.In certain embodiments, this system also comprises the mechanism for the production of carbon disulfide formulation.In certain embodiments, subsurface formations comprises and has from 100 centipoises to 5, the oil of the viscosity of 000,000 centipoise.
In one embodiment of the invention, disclose a kind of for the production of oil/or the method for gas, the method comprises: will enter in the first well under the first tube; First tube is threaded into the second tube; To enter in the first well under the second tube; From the first well, carbon disulfide formulation is injected stratum; Wherein, first tube is threaded into the second tube comprise thread compound is placed in the screw thread on the first tube and the screw thread on the second tube at least one on, this thread compound comprises the additive being suitable for expanding when being exposed to carbon disulfide formulation.In certain embodiments, the method also comprises and oil and/or gas being produced from stratum from the second well.In certain embodiments, inject carbon disulfide formulation and comprise carbon disulfide formulation injected stratum with one or more of following substances in the mode of mixture at least partially, described material comprises: hydrocarbon; Sulfur-containing compound except carbon disulfide; Carbon dioxide; Carbon monoxide; Or their mixture.In certain embodiments, the method heats this carbon disulfide formulation before being also included in and carbon disulfide formulation being injected stratum, or heats this carbon disulfide formulation when carbon disulfide formulation is in stratum.In certain embodiments, carbon disulfide formulation is injected under the pressure of 0 to 37,000 kPa to inject more than the initial reservoir pressure of pre-test when starting at carbon disulfide.In certain embodiments, subsurface formations comprises the permeability from 0.0001 darcy to 15 darcies, such as, from 0.001 darcy to the permeability of 1 darcy.In certain embodiments, there is sulfur content from 0.5% to 5% injecting any oil being present in subsurface formations before carbon disulfide formulation, such as from 1% to 3% sulfur content.In certain embodiments, the method also comprises a kind of material converting at least partially in the oil of gathering and/or gas be selected from following group, and this group comprises: the transport fuel of such as gasoline and diesel oil, heating fuel, lubrication oil, chemicals and/or polymer.In certain embodiments, additive has the volume increased with at least 20% when being exposed to carbon disulfide formulation.In certain embodiments, additive comprises elastic body.In certain embodiments, thread compound comprises base and additive, and this base comprises grease, and this additive comprises rubber.In certain embodiments, the method also comprise from oil and/or gas reclaim carbon disulfide formulation (if present), then by the stratum of injection at least partially of the carbon disulfide formulation of this recovery.
Those skilled in the art will know, and embodiment disclosed according to the present invention, structure, materials and methods can carry out many modifications and variations, and do not depart from their spirit and scope.Therefore, claim appended after this and the scope of their function equivalent will not be subject to the restriction of specific embodiment described by this and illustrated, and thus these specific embodiments are in fact only exemplary.
Claims (20)
1., for producing oil from subsurface formations or the system of gas, described system comprises:
Be positioned at the first well above described stratum;
Described first well comprises the mechanism for carbon disulfide formulation being injected described stratum;
Described first well comprises the first tube and the second tube, and described first tube and described second tube are threadedly engaged;
Thread compound, described thread compound is arranged at least one in the screw thread on described first tube and the screw thread on described second tube;
Wherein, described thread compound comprises the additive being suitable for expanding when being exposed to carbon disulfide formulation and one or more bases be selected from following group, and described group comprises vaseline, lubricant grease, lubrication oil, mineral oil, Linseed oil and their mixture.
2. the system as claimed in claim 1, described system also comprises: be positioned at the second well above described stratum, and described second well comprises for producing mechanism that is fuel-displaced and/or gas from described stratum.
3. system as claimed in claim 2, wherein, described first well is apart from described second well 10 meters of distances to 1 km.
4. the system as described in claim 1-3, described system also comprises the mechanism for the preparation of immiscible raising oil recovery being injected after being released to described stratum in described carbon disulfide formulation described stratum.
5. the system as claimed in claim 1, wherein, described carbon disulfide formulation also comprises: carbonyl sulfide preparation, hydrogen sulfide, carbon dioxide, octane, pentane, liquefied petroleum gas, C2-C6 aliphatic hydrocarbon, nitrogen, diesel oil, Mineral spirits, diluent naphtha, asphalt solution, kerosene, acetone, dimethylbenzene, trichloroethanes and their mixture.
6. system according to claim 1, described system also comprises the preparation of the immiscible raising oil recovery being selected from following group, and described group comprises: the water of gaseous state or liquid form, air and their mixture.
7. system as claimed in claim 1, described system also comprises the mechanism for the production of carbon disulfide formulation.
8. the system as claimed in claim 1, wherein, described stratum comprises and has from 100 centipoises to 5, the oil of 000,000 centipoise viscosity.
9., for the production of a method that is oily and/or gas, described method comprises:
To enter in the first well under the first tube;
Described first tube is threaded into the second tube;
To enter in described first well under described second tube;
Carbon disulfide formulation is injected stratum from described first well;
Wherein, described first tube is threaded into described second tube comprise thread compound is placed in the screw thread on described first tube and the screw thread on the second tube at least one on, wherein, described thread compound comprises the additive being suitable for expanding when being exposed to described carbon disulfide formulation and one or more bases be selected from following group, and described group comprises vaseline, lubricant grease, lubrication oil, mineral oil, Linseed oil and their mixture.
10. method as claimed in claim 9, described method also comprises: oil and/or gas are produced from stratum from the second well.
11. methods as described in claim 9-10, wherein, injection carbon disulfide formulation comprises: carbon disulfide formulation is injected into described stratum with one or more of following substances in the mode of mixture at least partially, and described material is: hydrocarbon; Sulfur-containing compound except carbon disulfide; Carbon dioxide; Carbon monoxide; Or their mixture.
12. methods as claimed in claim 9, before described method is also included in and described carbon disulfide formulation is injected described stratum or heat described carbon disulfide formulation when described carbon disulfide formulation is in described stratum.
13. methods as claimed in claim 9, wherein, described carbon disulfide formulation is to be injected under the pressure of 0 kPa to 37,000 kPa more than initial reservoir pressure, and described initial reservoir pressure injects pre-test when starting in carbon disulfide formulation.
14. methods as claimed in claim 9, wherein, described stratum has the permeability from 0.0001 darcy to 15 darcies.
15. methods as claimed in claim 9, wherein, have sulfur content from 0.5% to 5% injecting any oil being present in stratum before described carbon disulfide formulation.
16. methods as claimed in claim 9, described method also comprises: convert the oil of gathering and/or gas to be selected from following group material at least partially, and described group comprises: transport fuel, heating fuel, lubrication oil and/or polymer.
17. methods as claimed in claim 9, wherein, described additive has the volume increased with at least 20% when being exposed to described carbon disulfide formulation.
18. methods as claimed in claim 9, wherein, described additive comprises elastic body.
19. methods as claimed in claim 9, wherein, described thread compound comprises base and additive, and described base comprises grease, and described additive comprises rubber.
20. methods as claimed in claim 9, if described method also comprises in oil and/or gas there is carbon disulfide formulation, reclaim carbon disulfide formulation, then by the described stratum of injection at least partially of reclaimed carbon disulfide formulation from oil and/or gas.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14518409P | 2009-01-16 | 2009-01-16 | |
| US61/145,184 | 2009-01-16 | ||
| PCT/US2010/020424 WO2010083097A2 (en) | 2009-01-16 | 2010-01-08 | Systems and methods for producing oil and/or gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102325962A CN102325962A (en) | 2012-01-18 |
| CN102325962B true CN102325962B (en) | 2015-05-20 |
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| CN201080008767.9A Expired - Fee Related CN102325962B (en) | 2009-01-16 | 2010-01-08 | Systems and methods for producing oil and/or gas |
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| US (1) | US20110308798A1 (en) |
| CN (1) | CN102325962B (en) |
| CA (1) | CA2749331A1 (en) |
| RU (1) | RU2011134249A (en) |
| WO (1) | WO2010083097A2 (en) |
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| EP2674567A1 (en) * | 2012-06-15 | 2013-12-18 | Shell Internationale Research Maatschappij B.V. | Pipe connector |
| US9677179B2 (en) | 2012-12-20 | 2017-06-13 | Shell Oil Company | Pipe connector and method |
| US10711176B2 (en) * | 2018-10-03 | 2020-07-14 | David O. Trahan | Method, process, apparatus and chemicals to produce and inject paraffin treating compounds |
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|---|---|---|---|---|
| EP0195466A1 (en) * | 1985-02-19 | 1986-09-24 | Emex Techniek B.V. | A thread compound, containing graphite, grease and usual additives, a process for the preparation thereof and the use of said compound |
| CN1132820A (en) * | 1994-10-14 | 1996-10-09 | 巴西石油公司 | Method and apparatus forintermittent production of oil with mechanical interface |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3822902A (en) * | 1972-12-13 | 1974-07-09 | Exxon Production Research Co | Connection for pipe joints |
| GB1452737A (en) * | 1973-06-07 | 1976-10-13 | Hooker Chemicals Plastics Corp | Process for dyeing polymer substrates |
| GB0215668D0 (en) * | 2002-07-06 | 2002-08-14 | Weatherford Lamb | Coupling tubulars |
| GB0221220D0 (en) * | 2002-09-13 | 2002-10-23 | Weatherford Lamb | Expanding coupling |
| GB0317547D0 (en) * | 2003-07-26 | 2003-08-27 | Weatherford Lamb | Sealing tubing |
| US8136590B2 (en) * | 2006-05-22 | 2012-03-20 | Shell Oil Company | Systems and methods for producing oil and/or gas |
| AU2007286270A1 (en) * | 2006-08-10 | 2008-02-21 | Shell Internationale Research Maatschappij B.V. | Methods for producing oil and/or gas |
-
2010
- 2010-01-08 CN CN201080008767.9A patent/CN102325962B/en not_active Expired - Fee Related
- 2010-01-08 RU RU2011134249/03A patent/RU2011134249A/en unknown
- 2010-01-08 WO PCT/US2010/020424 patent/WO2010083097A2/en active Application Filing
- 2010-01-08 CA CA2749331A patent/CA2749331A1/en not_active Abandoned
- 2010-01-08 US US13/144,754 patent/US20110308798A1/en not_active Abandoned
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0195466A1 (en) * | 1985-02-19 | 1986-09-24 | Emex Techniek B.V. | A thread compound, containing graphite, grease and usual additives, a process for the preparation thereof and the use of said compound |
| CN1132820A (en) * | 1994-10-14 | 1996-10-09 | 巴西石油公司 | Method and apparatus forintermittent production of oil with mechanical interface |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2011134249A (en) | 2013-02-27 |
| WO2010083097A2 (en) | 2010-07-22 |
| CA2749331A1 (en) | 2010-07-22 |
| WO2010083097A3 (en) | 2010-10-07 |
| US20110308798A1 (en) | 2011-12-22 |
| CN102325962A (en) | 2012-01-18 |
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