CN106761472B - Self- steering covers tube vibration guide shoe - Google Patents
Self- steering covers tube vibration guide shoe Download PDFInfo
- Publication number
- CN106761472B CN106761472B CN201611245136.4A CN201611245136A CN106761472B CN 106761472 B CN106761472 B CN 106761472B CN 201611245136 A CN201611245136 A CN 201611245136A CN 106761472 B CN106761472 B CN 106761472B
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- China
- Prior art keywords
- positioning disk
- positioning
- self
- guide shoe
- turbine wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000004308 accommodation Effects 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 2
- 238000013019 agitation Methods 0.000 abstract description 2
- 239000004568 cement Substances 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract description 2
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 206010003671 Atrioventricular Block Diseases 0.000 description 2
- 208000010271 Heart Block Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000007787 solid Substances 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/14—Casing shoes for the protection of the bottom of the casing
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The present invention provides a kind of self- steering set tube vibration guide shoe, including:Short sleeve, box cupling, positioning disk, the first power turbine wheel, eccentric block component, the second power turbine, eccentric head, several balls, locator and drill bit.The self- steering of the present invention covers tube vibration guide shoe, has the characteristics that:1, structure novel, advantages of simple, the well high especially suitable for cementing requirements, during setting of casing, eccentric head can adjust steering at any time, and guiding sleeve tripping in is particularly suitable for high angle hole and horizontal well;2, in cyclic process, solids-carrying capacity is greatly enhanced, and apparent to shaft bottom landwaste shear cracking action, improves the cleaning effect to wellbore;3, in recycling well cementing process, the yield value of drilling fluid or cement is improved, replacement efficiency is improved, reduce in well cementing process mixed alters situation;When 4, cementing the well, so that the cementing strength of cementing concrete is improved by shear agitation and effect of vibration, improve cementing quality.
Description
Technical field
The present invention relates to a kind of cementing tool, more particularly to a kind of self- steering covers tube vibration guide shoe.
Background technology
In petroleum works well cementing operation, would generally well cementation matter be improved using vibration cementing technology to improve cementing quality
Amount can take rotary float shoe or guide shoe to solve the problems, such as bad tripping in when separately facing high angle hole or horizontal well.
Vibration cementing technology at this stage can be divided into two classes, one kind be add power to make sleeve rotating or vibration in well head, but
In face of complex process, of high cost and torque problem risky greatly;Two classes be using eccentric vane type vibration cementing mode, but
Axial vibration deficiency promotes effect unobvious to cementing quality.
In horizontal well and high angle hole operation, the rotary float shoe taken is mostly that inclined hair style rotatable head adds single overcurrent
The structure of hole or more flowing holes, but in face of caving in or the well section of undergauge equally exists the problem of tripping in difficulty solids-carrying capacity deficiency.
Invention content
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of self- steering set tube vibrations to draw
Shoes, for solving the above problem in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of self- steering set tube vibration guide shoe, including:
Short sleeve, is hollow circular-tube structure, several annular ball inside grooves of inner cavity setting of front end, on tube wall setting with
The ball mounting hole that the ball inside groove is connected;
Box cupling is hollow circular-tube structure, and one end is threadedly coupled with the rear end of the short sleeve, and the other end is used for and set
Pipe series winding connects;
Positioning disk, including the first positioning disk, the second positioning disk, third positioning disk and the 4th positioning disk;Each positioning disk
Structure is identical, is equipped with center positioning hole and several equally distributed flowing holes;Each positioning disk may be contained within the short set
The interior intracavitary of pipe, and be fixedly connected with the short sleeve;
First power turbine wheel, including turbine wheel shaft and several helical blades for being set to outside turbine wheel shaft;First power
Turbine is set between interior intracavitary, first positioning disk and the second positioning disk of the short sleeve;The first end of its turbine wheel shaft
It is set in a manner of clearance fit with the center positioning hole of first positioning disk, the second end of turbine wheel shaft is positioned with described second
The center positioning hole of disk is set in a manner of clearance fit;Be additionally provided with interconnecting piece in the second end of the turbine wheel shaft, for it is inclined
Heart block assembly is connected;
Eccentric block component, the eccentric block component include wobbler shaft and eccentric block, and the eccentric block is fixedly arranged on described inclined
On heart block axis, and positioned at the same side of the wobbler shaft axis;The eccentric block component is set to the inner cavity of the short sleeve
Between interior, described second positioning disk and third positioning disk;The center of the first end of the wobbler shaft and second positioning disk
Location hole is set in a manner of clearance fit;The center positioning hole of the second end of wobbler shaft and the third positioning disk is with gap
The mode of cooperation is set with;In the first end setting connection auxiliary section of wobbler shaft, it is fixedly connected with the interconnecting piece;
Second power turbine, including turbine wheel shaft and several helical blades for being set to outside turbine wheel shaft;Second power whirlpool
Wheel is set between interior intracavitary, the third positioning disk and the 4th positioning disk of the short sleeve;The first end of its turbine wheel shaft with
The center positioning hole of the third positioning disk is set in a manner of clearance fit, the second end of turbine wheel shaft and the 4th positioning disk
Center positioning hole be set in a manner of clearance fit;
Eccentric head, for half American football shape with cylindrical cavity, positioning cylindrical surface, the positioning cylinder is arranged in one end
, position, shape corresponding annular ball outer groove equal with the annular ball inside groove quantity is arranged in face;The top of its other end is
Plane, and the end is equipped with the oblique section intersected with the plane;The rear end of the positioning cylindrical surface and the short sleeve socket-connects;
The annular ball outer groove forms ball accommodation space with corresponding annular ball inside groove;
Several balls are set to by the ball accommodation space;
Locator which is provided with center positioning hole, shock relieve vent and positioning cambered surface;The locator is set to the eccentric head
Cylindrical empty intracavitary, be fixedly connected with eccentric head;The positioning cambered surface is matched with the eccentric head cylindrical cavity;
Drill bit is set in the cavity of the short sleeve, and its rear end is connected with the turbine wheel shaft of second power turbine;
Its front end passes through the center positioning hole of the locator and is leant out from the cylindrical cavity of the eccentric head.
Preferably, each positioning disk is fixedly connected with the short sleeve by pin.
Preferably, the interconnecting piece is to be inserted into flat, and the connection auxiliary section is and the flat matched insertion groove of insertion.
Preferably, the eccentric block includes several helical blades and minor arc cylindrical drum;The helical blade is set to described
Between wobbler shaft and the minor arc cylindrical drum, and it is connected in the two.
It is further preferred that the minor arc cylindrical drum is 135 degree of arc cylindrical drums.
Preferably, between the turbine wheel shaft and helical blade of first power turbine and the turbine of second power turbine
Welding manner connection is all made of between axis and helical blade.
Preferably, the rear end of the drill bit is connected with the turbine wheel shaft of second power turbine by screw thread.
Preferably, several alloy cutter heads are arranged in the lower part of the drill bit, and each alloy cutter head is surround along hand of helix
Bit exterior.The screw pitch of the helix is 5 millimeters.
Preferably, twice annular ball inside groove is arranged in the short sleeve;The cross sectional shape of the annular ball inside groove is half
It is round.
Preferably, between first power turbine and second positioning disk, the wobbler shaft and the third are fixed
It is equipped with waterproof thrust bearing between the disk of position, between second power turbine and the 4th positioning disk.
Preferably, by between the positioning cambered surface and the cylindrical cavity between the locator and the eccentric head
Interference fit be connected.
As described above, the self- steering of the present invention covers tube vibration guide shoe, have the advantages that:
(1)Structure novel, advantages of simple, the well high especially suitable for cementing requirements, during setting of casing, eccentric head can
To adjust steering at any time, guiding sleeve tripping in is particularly suitable for high angle hole and horizontal well;
2, in cyclic process, solids-carrying capacity is greatly enhanced, and apparent to shaft bottom landwaste shear cracking action, is improved
To the cleaning effect of wellbore;
3, in recycling well cementing process, the yield value of drilling fluid or cement is improved, replacement efficiency is improved, reduced solid
Mixed during well alters situation;
When 4, cementing the well, so that the cementing strength of cementing concrete is improved by shear agitation and effect of vibration, improve
Cementing quality.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2, Fig. 3 are respectively positioning disk front view and vertical view;
Fig. 4 is the axonometric drawing of eccentric head;
Fig. 5 is the front view of eccentric head;
Fig. 6 is A-A sectional views of Fig. 5;
Fig. 7 is the side view of eccentric head;
Fig. 8, Fig. 9 are respectively the front view and vertical view of locator;
Figure 10 is the axonometric drawing of the first power turbine;
Figure 11 is the axonometric drawing of the second power turbine;
Figure 12 is the axonometric drawing of eccentric block component;
Figure 13 is the part drawing of drill bit;
In figure:1 box cupling, 2 short sleeves, 3 positioning disks, 31 first positioning disks, 32 second positioning disks, 33 third positioning disks, 34
4th positioning disk, 4 first power turbines, 5 waterproof thrust bearings, 6 eccentric block components, 7 pins, 8 second power turbines, 9 balls,
10 drill bits, 11 locators, 12 eccentric heads, 301 center positioning holes, 302 flowing holes, 201 annular ball inside grooves,
Flat, 601 wobbler shafts, 602 helical-blades are inserted into 202 ball mounting holes, 401 turbine wheel shafts, 402 helical blades, 403
Piece, 603 minor arc cylindrical drums, 604 insertion grooves, 801 turbine wheel shafts, 802 helical blades, 121 positioning cylindrical surfaces, outside 122 annular balls
Slot, 123 oblique sections, 111 center positioning holes, 112 shock relieve vents, 113 positioning cambered surfaces, 101 alloy cutter heads.
Specific implementation mode
Illustrate that embodiments of the present invention, those skilled in the art can be by this specification below by way of specific specific example
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.It should be noted that in the absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
It should be noted that the diagram provided in following embodiment only illustrates the basic structure of the present invention in a schematic way
Think, component count, shape and size when only display is with related component in the present invention rather than according to actual implementation in schema then
Draw, when actual implementation kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
It please referring to Fig.1 to Figure 12, the present invention provides a kind of self- steering set tube vibration guide shoe, including:
Short sleeve 2, is hollow circular-tube structure, and the inner cavity of front end is arranged several annular ball inside grooves 201, is set on tube wall
Set the ball mounting hole 202 being connected with ball inside groove 201;
Box cupling 1 is hollow circular-tube structure, and one end is threadedly coupled with the rear end of short sleeve 2, and the other end is used for and casing
Series winding connects;
Positioning disk 3, including the first positioning disk 31, the second positioning disk 32, third positioning disk 33 and the 4th positioning disk 34;It is described
Each positioning dish structure is identical, is equipped with center positioning hole 301 and several equally distributed flowing holes 302;Each positioning disk is equal
It is set to the interior intracavitary of short sleeve 3, and is fixedly connected with short sleeve 3;Each positioning disk 3, which is fixed with short sleeve 2 by pin 7, to be connected
It connects.
First power turbine wheel 4, including turbine wheel shaft 401 and several helical blades 402 for being set to outside turbine wheel shaft 401;The
One power turbine 4 is set between the interior intracavitary of the short sleeve, the first positioning disk 31 and the second positioning disk 32;Its turbine wheel shaft
401 first end and the center positioning hole 301 of the first positioning disk 31 are set in a manner of clearance fit, and the second of turbine wheel shaft 401
The center positioning hole 301 with the second positioning disk 32 is held to be set in a manner of clearance fit;It is additionally provided in the second end of turbine wheel shaft 401
Interconnecting piece, interconnecting piece is to be inserted into flat 403, for being connected with eccentric block component 6;
Eccentric block component 6, including wobbler shaft 601 and eccentric block, the eccentric block include several helical blades 602 and bad
Arc cylindrical drum 603;Helical blade 602 is set between wobbler shaft 601 and minor arc cylindrical drum 603, and is connected in the two.
The minor arc cylindrical drum 603 is 135 degree of arc cylindrical drums.
The eccentric block is fixedly arranged on the wobbler shaft 601, and positioned at the same side of 601 axis of wobbler shaft;It is described
Eccentric block component is set between interior intracavitary, second positioning disk 32 and the third positioning disk 33 of the short sleeve 3;Eccentric block
The first end of axis 601 and the center positioning hole 301 of the second positioning disk 32 are set in a manner of clearance fit;Wobbler shaft 601
Second end and 301 hole of centralized positioning of third positioning disk 33 are set in a manner of clearance fit;In the first end of wobbler shaft 601
Setting is plugged with flat matched insertion groove, shown insertion flat 403 is inserted into insertion groove 604;
Second power turbine 8, including turbine wheel shaft 801 and several helical blades 802 for being set to outside turbine wheel shaft 801;Second
Power turbine 8 is set between interior intracavitary, third positioning disk 33 and the 4th positioning disk 34 of short sleeve 2;The of its turbine wheel shaft 801
One end and the center positioning hole 301 of third positioning disk 33 are set in a manner of clearance fit, the second end of turbine wheel shaft 801 and the 4th
The center positioning hole 301 of positioning disk 34 is set in a manner of clearance fit;
Eccentric head 12, for half American football shape with cylindrical cavity, positioning cylindrical surface 121 is arranged in one end, described fixed
, position, shape corresponding annular ball outer groove 122 equal with annular ball 201 quantity of inside groove is arranged in circle of position cylinder;Its other end
Top be plane, and the end is equipped with the oblique section 123 intersected with the plane;The rear end of positioning cylindrical surface 12 and short sleeve 3
It socket-connects;Annular ball outer groove 122 forms ball accommodation space with corresponding annular ball inside groove 201;
Several balls 9 are set to by the ball accommodation space;
Locator 11 which is provided with center positioning hole 111, shock relieve vent 112 and positioning cambered surface 113;The locator setting
In the cylindrical empty intracavitary of the eccentric head, it is fixedly connected with eccentric head;Positioning cambered surface 113 and 12 cylindrical cavity phase of eccentric head
Cooperation;
Drill bit 10 is set in the cavity of short sleeve 2, and its rear end and the turbine wheel shaft 801 of the second power turbine 8 pass through screw thread
It is connected;Its front end passes through the center positioning hole 111 of locator 11 and is leant out from the cylindrical cavity of eccentric head 12.Drill bit 10
Several alloy cutter heads 101 are arranged in lower part, and each alloy cutter head is outside hand of helix wound drill bit.The spiral shell of the helix
Away from being 5 millimeters.
In another embodiment:It is moved with described second between the turbine wheel shaft 401 and helical blade 402 of first power turbine 4
Welding manner connection is all made of between the turbine wheel shaft 801 and helical blade 802 of power turbine 8.
In another embodiment:Twice annular ball inside groove 201 is arranged in short sleeve 2.Annular 201 cross sectional shape of ball inside groove
For semicircle.
In another embodiment:Between first power turbine 4 and the second positioning disk 31, wobbler shaft 601 and third position
It is equipped with waterproof thrust bearing 5 between disk 31, between the second power turbine 8 and the 4th positioning disk 34.
In another embodiment:Pass through positioning cambered surface 113 and the cylindrical cavity between locator 11 and eccentric head 12
Between interference fit be connected.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology can all carry out modifications and changes to above-described embodiment without violating the spirit and scope of the present invention.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
1. a kind of self- steering covers tube vibration guide shoe, including:
Short sleeve, is hollow circular-tube structure, several annular ball inside grooves of inner cavity setting of front end, on tube wall setting with it is described
The ball mounting hole that ball inside groove is connected;
Box cupling is hollow circular-tube structure, and one end is threadedly coupled with the rear end of the short sleeve, and the other end is used for and bunch tube
Connection;
Positioning disk, including the first positioning disk, the second positioning disk, third positioning disk and the 4th positioning disk;Each positioning dish structure
It is identical, it is equipped with center positioning hole and several equally distributed flowing holes;Each positioning disk may be contained within the short sleeve
Interior intracavitary, and be fixedly connected with the short sleeve;
First power turbine, including turbine wheel shaft and several helical blades for being set to outside turbine wheel shaft;First power turbine is set
It is placed between interior intracavitary, first positioning disk and the second positioning disk of the short sleeve;The first end of its turbine wheel shaft with it is described
The center positioning hole of first positioning disk is set in a manner of clearance fit, in the second end of turbine wheel shaft and second positioning disk
Heart location hole is set in a manner of clearance fit;It is additionally provided with interconnecting piece in the second end of the turbine wheel shaft, is used for and eccentric block group
Part is connected;
Eccentric block component, the eccentric block component include wobbler shaft and eccentric block, and the eccentric block is fixedly arranged on the eccentric block
On axis, and positioned at the same side of the wobbler shaft axis;The eccentric block component is set to the interior intracavitary of the short sleeve, institute
It states between the second positioning disk and third positioning disk;The center positioning hole of the first end of the wobbler shaft and second positioning disk
It is set in a manner of clearance fit;The center positioning hole of the second end of wobbler shaft and the third positioning disk is with clearance fit
Mode is set with;In the first end setting connection auxiliary section of wobbler shaft, it is fixedly connected with the interconnecting piece;
Second power turbine, including turbine wheel shaft and several helical blades for being set to outside turbine wheel shaft;Second power turbine is set
It is placed between interior intracavitary, the third positioning disk and the 4th positioning disk of the short sleeve;The first end of its turbine wheel shaft with it is described
The center positioning hole of third positioning disk is set in a manner of clearance fit, in the second end of turbine wheel shaft and the 4th positioning disk
Heart location hole is set in a manner of clearance fit;
Eccentric head, for half American football shape with cylindrical cavity, positioning cylindrical surface is arranged in one end, and the positioning cylindrical surface is set
Set, position, shape corresponding annular ball outer groove equal with the annular ball inside groove quantity;The top of its other end is flat
Face, and the end is equipped with the oblique section intersected with the plane;The rear end of the positioning cylindrical surface and the short sleeve socket-connects;Institute
It states annular ball outer groove and forms ball accommodation space with corresponding annular ball inside groove;
Several balls are set to by the ball accommodation space;
Locator which is provided with center positioning hole, shock relieve vent and positioning cambered surface;The locator is set to the circle of the eccentric head
In cylindrical cavity, it is fixedly connected with eccentric head;The positioning cambered surface is matched with the eccentric head cylindrical cavity;
Drill bit is set in the cavity of the short sleeve, and its rear end is connected with the turbine wheel shaft of second power turbine;Before it
It holds the center positioning hole across the locator and is leant out from the cylindrical cavity of the eccentric head.
2. self- steering according to claim 1 covers tube vibration guide shoe, it is characterised in that:Each positioning disk and the short set
Pipe is fixedly connected by pin.
3. self- steering according to claim 1 covers tube vibration guide shoe, it is characterised in that:The interconnecting piece is to be inserted into flat, institute
Connection auxiliary section is stated to be and be inserted into flat matched insertion groove.
4. self- steering according to claim 1 covers tube vibration guide shoe, it is characterised in that:The eccentric block includes several spirals
Blade and minor arc cylindrical drum;The helical blade is set between the wobbler shaft and the minor arc cylindrical drum, and in the two
It is connected.
5. self- steering according to claim 4 covers tube vibration guide shoe, it is characterised in that:The minor arc cylindrical drum is 135 degree
Arc cylindrical drum.
6. self- steering according to any one of claim 1 to 4 covers tube vibration guide shoe, it is characterised in that:The drill bit
Rear end is connected with the turbine wheel shaft of second power turbine by screw thread.
7. self- steering according to claim 6 covers tube vibration guide shoe, it is characterised in that:The lower part setting of the drill bit is several
Alloy cutter head, each alloy cutter head is outside hand of spiral wound drill bit.
8. the self- steering according to any one of claim 1-4 covers tube vibration guide shoe, it is characterised in that:The short sleeve is set
Set twice annular ball inside groove;The cross sectional shape of the annular ball inside groove is semicircle.
9. the self- steering according to any one of claim 1-4 covers tube vibration guide shoe, it is characterised in that:First power
Between turbine and second positioning disk, between the wobbler shaft and the third positioning disk, second power turbine with
It is equipped with waterproof thrust bearing between 4th positioning disk.
10. the self- steering according to any one of claim 1-4 covers tube vibration guide shoe, it is characterised in that:The locator
It is connected by the interference fit between the positioning cambered surface and the cylindrical cavity between the eccentric head.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611245136.4A CN106761472B (en) | 2016-12-29 | 2016-12-29 | Self- steering covers tube vibration guide shoe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611245136.4A CN106761472B (en) | 2016-12-29 | 2016-12-29 | Self- steering covers tube vibration guide shoe |
Publications (2)
Publication Number | Publication Date |
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CN106761472A CN106761472A (en) | 2017-05-31 |
CN106761472B true CN106761472B (en) | 2018-10-16 |
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ID=58928832
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CN201611245136.4A Active CN106761472B (en) | 2016-12-29 | 2016-12-29 | Self- steering covers tube vibration guide shoe |
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CN (1) | CN106761472B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111425157A (en) * | 2020-05-02 | 2020-07-17 | 东北石油大学 | Hydraulic oscillation system |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115898327B (en) * | 2023-03-01 | 2023-05-02 | 山东健源石油工程技术有限公司 | Rotary self-guiding type floating shoe for horizontal well |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6401820B1 (en) * | 1998-01-24 | 2002-06-11 | Downhole Products Plc | Downhole tool |
US7681637B2 (en) * | 2006-02-27 | 2010-03-23 | Bradley L Frazier | Self-orienting guide shoe |
CN102913157B (en) * | 2012-11-08 | 2015-04-22 | 中国石油天然气集团公司 | Underground sleeve rotational flow guider |
CN203742480U (en) * | 2014-01-29 | 2014-07-30 | 中国石油集团西部钻探工程有限公司 | Clamping-preventing casing guide device |
CN205422634U (en) * | 2015-12-21 | 2016-08-03 | 中国石油化工股份有限公司 | Float shoe is used in well cementation |
CN205422577U (en) * | 2016-02-26 | 2016-08-03 | 河北上善石油机械有限公司 | Self -steering guide shoe first partially |
CN205422536U (en) * | 2016-03-17 | 2016-08-03 | 德州汉隆石油设备有限公司 | Guiding device goes into under auto -excitation type sleeve pipe |
CN205805445U (en) * | 2016-07-14 | 2016-12-14 | 四川中宏瑞石油机械工程有限公司 | Multifunctional casing guide shoe is used in well cementation |
CN106014311A (en) * | 2016-07-28 | 2016-10-12 | 德州金玉石油机械科技有限公司 | Multifunctional casing pipe guiding device |
CN206468308U (en) * | 2016-12-29 | 2017-09-05 | 德州汉隆石油设备有限公司 | Self- steering covers tube vibration guide shoe |
-
2016
- 2016-12-29 CN CN201611245136.4A patent/CN106761472B/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111425157A (en) * | 2020-05-02 | 2020-07-17 | 东北石油大学 | Hydraulic oscillation system |
CN111425157B (en) * | 2020-05-02 | 2021-11-19 | 东北石油大学 | Hydraulic oscillation system |
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