CN110067511A - The rotary steering drilling tool of impeller-driven - Google Patents
The rotary steering drilling tool of impeller-driven Download PDFInfo
- Publication number
- CN110067511A CN110067511A CN201910451102.8A CN201910451102A CN110067511A CN 110067511 A CN110067511 A CN 110067511A CN 201910451102 A CN201910451102 A CN 201910451102A CN 110067511 A CN110067511 A CN 110067511A
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- China
- Prior art keywords
- outer cylinder
- impeller
- sliding block
- bearing
- positioning sleeve
- Prior art date
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- 238000005553 drilling Methods 0.000 title claims abstract description 65
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 41
- 238000009826 distribution Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 12
- 238000011161 development Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000012827 research and development 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of rotary steering drilling tools of impeller-driven, including mandrel, control unit, execution unit and auxiliary unit.Its technical solution is: moushroom valve is connected by key in impeller shaft lower part, impeller rotates under the action of cleaner for high-pressure drilling fluid, and moushroom valve is driven to rotate, when moushroom valve is connected to the radial passage hole of outer cylinder c, sliding block moves down under the action of drilling liquid pressure, mandrel and the radial passage of outer cylinder d is set to be connected, telescopic block is displaced outwardly, and realizes guide function；It is pumped when reducing, wheel speed is reduced to stopping, and when sliding block is moved upward to upper limit position under the action of spring a, the radial passage hole of outer cylinder d is connected with the sliding groove of sliding block, and drilling fluid is discharged from by-passing valve, and telescopic block is withdrawn, and tool stops guiding operation.A kind of rotary steering drilling tool of impeller-driven of the invention can be realized hole trajectory control and improve hole quality, is suitable for using in the structures well such as Multilateral Wells, high angle hole, horizontal well.
Description
Technical field
The present invention relates to a kind of rotary steering drilling tools of impeller-driven for oil-gas mining, are particularly suitable for branch
The structures well such as well, high angle hole, horizontal well.
Background technique
As modern Oil & Gas Drilling Technology equipment Development graduallys mature, all kinds of Novel oil gas equipments are constantly developed manufacture,
Basic technology is provided for drilling engineering to support.While oil/gas drilling is equipped and development in pluralism is presented, there is core competitiveness
Key technology equipment capture domestic and international market rapidly, become the core product of major You Fu enterprise.Especially 21st century
Since, with continually developing for traditional petroleum resources, natural petroleum gas field gradually changes to unconventional energy resource, to adapt to new shape
Oil gas well drilling engineering under gesture, rotary steering drilling tool are designed developed, and are the modern drillings such as directional well, horizontal well
Technological service, and with the development of modern drilling technology gradually develop it is perfect.
Currently, the key technology of rotary steerable drilling technology is still grasped by a few countries or You Fu company, the world
Although very much, acquired research achievement is undesirable, nothing for, investment big to the research supporting dynamics of rotary steerable drilling in range
Method forms the rotary steerable drilling technical equipment with powerful competitiveness.Therefore in order to break through the technology of rotary steerable drilling technology
Monopolization, research and development rotary steerable drilling technical equipment seem particularly necessary.Rotary steerable drilling technology has apparent advantage,
Including hole trajectory control, raising hole quality, reduction drilling cost etc. may be implemented.So carrying out rotary steerable drilling technology
The R & D design of equipment is worth with market potential, also complies with the demand of modern Oil & Gas Drilling Technology development, has important
Research significance.
Summary of the invention
In order to explore solution hole trajectory control described in background technology, improve hole quality, reduction drilling cost, this
Invention provides a kind of rotary steering drilling tool of impeller-driven.A kind of rotary steerable drilling work of impeller-driven of the invention
At work, if not needing guide function, tool interior does not generate any movement to tool；When needing guide digging, by adjusting
Drilling liquid pressure realizes guide function control, by changing drilling fluid runner, drilling fluid is made to form shunting, control in tool interior
System guiding telescopic block movement, realizes guide digging function.
The technical solution of the present invention is as follows: the rotary steering drilling tool of the impeller-driven include mandrel, control unit,
Execution unit and auxiliary unit；The control unit includes sealing ring a, outer cylinder a, sealing shroud a, positioning sleeve a, string bearing a, axis
Hold inner ring positioning sleeve a, bearing outer ring positioning sleeve a, check valve a, sealing ring b, outer cylinder b, impeller shaft, end ring a, string bearing
B, end ring b, impeller, outer cylinder c, check valve b, sealing ring c, moushroom valve, end ring c, string bearing c and end ring d, sealing
Set a, positioning sleeve a, string bearing a, bearing inner race positioning sleeve a, bearing outer ring positioning sleeve a are sequentially arranged at from top to bottom on outer cylinder a
In portion's cavity；Check valve a is threadedly attached on outer cylinder a；Outer cylinder b is threadedly attached in the lower end outer cylinder a；End ring a,
String bearing b, end ring b are sequentially arranged on impeller shaft from top to bottom；Impeller, which is connected by key, to be fixed on impeller shaft；
Outer cylinder c is threadedly attached in the lower end outer cylinder b；Check valve b, which is connected through a screw thread, is fixed on the lower end outer cylinder b；Moushroom valve is connected by key
It connects and is fixed on impeller shaft；End ring c, string bearing c and end ring d are sequentially arranged under impeller shaft from top to bottom
End；The execution unit includes sliding block position-limiting drum, outer cylinder d, sliding block, sealing block a, spring a, telescopic block, moving member, spring b,
Block, sealing ring d, by-passing valve and sealing block b；Outer cylinder d is threadedly attached in the lower end outer cylinder c；Sliding block is mounted on sliding block limit
In the groove of cylinder, sliding block position-limiting drum is threadedly attached in the lower end outer cylinder c；Spring a is mounted between sliding block and outer cylinder d；It is flexible
Block is threadedly attached on moving member, and block, which is connected through a screw thread, to be fixed on outer cylinder d, and spring b is mounted on moving member and gear
Between block；By-passing valve is threadedly attached on outer cylinder d；The auxiliary unit includes bearing inner race positioning sleeve b, bearing outer ring
Positioning sleeve b, string bearing d, sealing shroud b, positioning sleeve b, outer cylinder e, sealing ring e and lower contact, outside bearing inner race positioning sleeve b, bearing
Circle positioning sleeve b, string bearing d, sealing shroud b, positioning sleeve b are sequentially arranged at mandrel lower end from top to bottom；Outer cylinder e is connected through a screw thread
In the lower end outer cylinder d；Lower contact is threadedly attached in mandrel lower end.
When carrying out not guide digging, drilling fluid is entered the rotary steering drilling tool of the impeller-driven by mandrel
To lower drilling tool, the circulation of drilling fluid under normal drilling condition is completed；When needing guide digging, increase pump pressure, impeller is in height
It is rotated under the action of pressure drilling fluid, drives moushroom valve rotation, when moushroom valve is connected to the radial passage hole of outer cylinder c, sliding block is in drilling well
It is moved down under the action of hydraulic coupling, mandrel and the radial passage of outer cylinder d is made to be connected, telescopic block is displaced outwardly, and realizes guiding
Function；It being pumped when reducing, wheel speed is reduced to stopping, when sliding block is moved upward to upper limit position under the action of spring a,
The radial passage hole of outer cylinder d is connected with the sliding groove of sliding block, and drilling fluid is discharged from by-passing valve, and telescopic block is withdrawn, and tool stops
It is oriented to operation.
The mandrel top is circumferentially evenly distributed with 6 radial passages hole, and middle part circumferentially equidistantly opens up 3 radial passages hole,
Lower part is circumferentially in 90 ° and is uniformly distributed 4 radial passages hole；The moushroom valve is uniformly distributed along the circumference 3 radial passages hole, outer cylinder c
Lower part opens up 4 radial passage holes in 90 ° of distributions, and radial direction of the radial passage hole area of section of moushroom valve greater than outer cylinder c is logical
Road hole area of section；The impeller shaft lower part is evenly distributed 3 radial holes, and opens up in impeller shaft circumferential direction inside
One is connected to the annular space of this 3 radial holes；Sliding block position-limiting drum lower part is circumferentially in 90 ° of uniformly distributed 4 radial holes, and in sliding block
Position-limiting drum circumferential direction inside opens up the annular space for being connected to this 4 radial holes；The spring a and spring b is being installed
After be required to guarantee enough prestressing force.
The beneficial effects of the present invention are: (1) realizes the control to drilling fluid runner by regulation drilling liquid pressure, thus real
It is easy to operate now to the control of telescopic block, it is convenient and reliable；(2) by 4 guide extension blocks of setting, it can be achieved that square on a large scale
Parallactic angle control, keeps the scope of application of tool more extensive；(3) stroke of steering tool can be adjusted, is made by replacing telescopic block
The guide function of tool is more flexible.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the Section A-A figure in Fig. 1 of the present invention.
Fig. 3 is the section B-B figure in Fig. 1 of the present invention.
Fig. 4 is the I enlarged partial view in Fig. 1 of the present invention.
Fig. 5 is the structural schematic diagram of impeller.
Fig. 6 is the structural schematic diagram of sliding block.
Fig. 7 is the structural schematic diagram of moushroom valve.
In upper figure: 1. mandrels, 2. sealing ring a, 3. outer cylinder a, 4. sealing shroud a, 5. positioning sleeve a, 6. string bearing a, 7. bearings
Inner ring positioning sleeve a, 8. bearing outer ring positioning sleeve a, 9. check valve a, 10. sealing ring b, 11. outer cylinder b, 12. impeller shafts, 13. axis
Hold retaining ring a, 14. string bearing b, 15. end ring b, 16. impellers, 17. outer cylinder c, 18. check valve b, 19. sealing ring c, 20. disks
Valve, 21. end ring c, 22. string bearing c, 23. end ring d, 24. sliding block position-limiting drums, 25. outer cylinder d, 26. sliding blocks, 27. is close
Seal block a, 28. spring a, 29. telescopic blocks, 30. moving members, 31. spring b, 32. blocks, 33. sealing ring d, 34. by-passing valves, 35.
Bearing inner race positioning sleeve b, 36. bearing outer ring positioning sleeve b, 37. string bearing d, 38. sealing shroud b, 39. positioning sleeve b, 40. outer cylinder e,
41. sealing ring e, 42. lower contacts, 43. sealing block b.
Specific embodiment
Carry out detailed description of the present invention illustrative embodiments with reference to the drawings.It should be appreciated that shown in attached drawing and
The embodiment of description is only exemplary, it is intended that is illustrated the principle and spirit of the invention, and is not limited model of the invention
It encloses.
Those of ordinary skill in the art will understand that the embodiments described herein, which is to help reader, understands this hair
Bright principle, it should be understood that protection scope of the present invention is not limited to such specific embodiments and embodiments.This field
Those of ordinary skill disclosed the technical disclosures can make according to the present invention and various not depart from the other each of essence of the invention
The specific variations and combinations of kind, these variations and combinations are still within the scope of the present invention.
Referring to attached drawing 1, the rotary steering drilling tool of the impeller-driven includes mandrel 1, control unit, execution unit
And auxiliary unit；The control unit includes sealing ring a2, outer cylinder a3, sealing shroud a4, positioning sleeve a5, string bearing a6, bearing
Inner ring positioning sleeve a7, bearing outer ring positioning sleeve a8, check valve a9, sealing ring b10, outer cylinder b11, impeller shaft 12, end ring
A13, string bearing b14, end ring b15, impeller 16, outer cylinder c17, check valve b18, sealing ring c19, moushroom valve 20, end ring
C21, string bearing c22 and end ring d23, sealing shroud a4, positioning sleeve a5, string bearing a6, bearing inner race positioning sleeve a7, outside bearing
Circle positioning sleeve a8 is sequentially arranged at from top to bottom in outer cylinder a3 upper cavity；Check valve a9 is threadedly attached on outer cylinder a3；
Outer cylinder b11 is threadedly attached in the lower end outer cylinder a3；End ring a13, string bearing b14, end ring b15 are from top to bottom successively
It is mounted on impeller shaft 12；Impeller 16, which is connected by key, to be fixed on impeller shaft 12；Outer cylinder c17 is threadedly attached in outer
The lower end cylinder b11；Check valve b18, which is connected through a screw thread, is fixed on the lower end outer cylinder b11；Moushroom valve 20, which is connected by key, is fixed on impeller turn
On axis 12；End ring c21, string bearing c22 and end ring d23 are sequentially arranged at the lower end of impeller shaft 12 from top to bottom；
The execution unit includes sliding block position-limiting drum 24, outer cylinder d25, sliding block 26, sealing block a27, spring a28, telescopic block 29, movement
Part 30, spring b31, block 32, sealing ring d33, by-passing valve 34 and sealing block b43；Outer cylinder d25 is threadedly attached in outer cylinder
The lower end c17；Sliding block 26 is mounted in the groove of sliding block position-limiting drum 24, and sliding block position-limiting drum 24 is threadedly attached under outer cylinder c17
End；Spring a28 is mounted between sliding block 26 and outer cylinder d25；Telescopic block 29 is threadedly attached on moving member 30, and block 32 is logical
It crosses threaded connection to be fixed on outer cylinder d25, spring b31 is mounted between moving member 30 and block 32；By-passing valve 34 passes through screw thread
It is connected on outer cylinder d25；The auxiliary unit includes bearing inner race positioning sleeve b35, bearing outer ring positioning sleeve b36, string bearing
D37, sealing shroud b38, positioning sleeve b39, outer cylinder e40, sealing ring e41 and lower contact 42, outside bearing inner race positioning sleeve b35, bearing
Circle positioning sleeve b36, string bearing d37, sealing shroud b38, positioning sleeve b39 are sequentially arranged at 1 lower end of mandrel from top to bottom；Outer cylinder e40
It is threadedly attached in the lower end outer cylinder d25；Lower contact 42 is threadedly attached in 1 lower end of mandrel.
The rotary steering drilling tool of the impeller-driven when carrying out not guide digging, drilling fluid by mandrel 1 into
Enter to lower drilling tool, completes the circulation of drilling fluid under normal drilling condition；When needing guide digging, increase pump pressure, impeller 6 exists
It is rotated under the action of cleaner for high-pressure drilling fluid, moushroom valve 20 is driven to rotate, it is sliding when moushroom valve 20 is connected to the radial passage hole of outer cylinder c17
Block 26 moves down under the action of drilling liquid pressure, and mandrel 1 and the radial passage of outer cylinder d25 is made to be connected, telescopic block 29 to
Guide function is realized in outer movement；Be pumped when reducing, 16 revolving speed of impeller is reduced to stopping, sliding block 26 under the action of spring a28 to
When the supreme extreme position of upper movement, the radial passage hole of outer cylinder d25 is connected with the sliding groove of sliding block 26, and drilling fluid is from by-passing valve
34 discharges, telescopic block 29 are withdrawn, and tool stops guiding operation.
1 top of mandrel is circumferentially evenly distributed with 6 radial passages hole, and middle part circumferentially equidistantly opens up 3 radial passages hole,
Lower part is circumferentially in 90 ° and is uniformly distributed 4 radial passages hole.
The moushroom valve 20 is uniformly distributed along the circumference 3 radial passages hole, and the lower part outer cylinder c17 opens up 4 radial directions in 90 ° of distributions
Access opening, and the radial passage hole area of section of moushroom valve 20 is greater than the radial passage hole area of section of outer cylinder c17.
12 lower part of impeller shaft is evenly distributed 3 radial holes, and opens up in 12 circumferential direction inside of impeller shaft
One is connected to the annular space of this 3 radial holes；24 lower part of sliding block position-limiting drum is circumferentially in 90 ° of uniformly distributed 4 radial holes, and in cunning
24 circumferential direction inside of block position-limiting drum opens up the annular space for being connected to this 4 radial holes.
The spring a28 and spring b31 is required to guarantee enough prestressing force after installing.
Claims (6)
1. the rotary steering drilling tool of impeller-driven, it is characterised in that: the rotary steering drilling tool of the impeller-driven
Including mandrel (1), control unit, execution unit and auxiliary unit；The control unit includes sealing ring a (2), outer cylinder a
(3), sealing shroud a (4), positioning sleeve a (5), string bearing a (6), bearing inner race positioning sleeve a (7), bearing outer ring positioning sleeve a (8), list
To valve a (9), sealing ring b (10), outer cylinder b (11), impeller shaft (12), end ring a (13), string bearing b (14), bearing rib
Enclose b (15), impeller (16), outer cylinder c (17), check valve b (18), sealing ring c (19), moushroom valve (20), end ring c (21), string
Bearing c (22) and end ring d (23), sealing shroud a (4), positioning sleeve a (5), string bearing a (6), bearing inner race positioning sleeve a (7),
Bearing outer ring positioning sleeve a (8) is sequentially arranged at from top to bottom in outer cylinder a (3) upper cavity；Check valve a (9) is connected through a screw thread
On outer cylinder a (3)；Outer cylinder b (11) is threadedly attached in outer cylinder a (3) lower end；End ring a (13), string bearing b (14), axis
Retaining ring b (15) is held to be sequentially arranged at from top to bottom on impeller shaft (12)；Impeller (16), which is connected by key, is fixed on impeller shaft
(12) on；Outer cylinder c (17) is threadedly attached in outer cylinder b (11) lower end；Check valve b (18), which is connected through a screw thread, is fixed on outer cylinder
B (11) lower end；Moushroom valve (20), which is connected by key, to be fixed on impeller shaft (12)；End ring c (21), string bearing c (22) and
End ring d (23) is sequentially arranged at the lower end of impeller shaft (12) from top to bottom；The execution unit includes sliding block limit
Cylinder (24), outer cylinder d (25), sliding block (26), sealing block a (27), spring a (28), telescopic block (29), moving member (30), spring b
(31), block (32), sealing ring d (33), by-passing valve (34) and sealing block b (43)；Outer cylinder d (25) is threadedly attached in outer cylinder
C (17) lower end；Sliding block (26) is mounted in the groove of sliding block position-limiting drum (24), and sliding block position-limiting drum (24) is threadedly attached in outer
Cylinder c (17) lower end；Spring a (28) is mounted between sliding block (26) and outer cylinder d (25)；Telescopic block (29) is threadedly attached in shifting
On moving part (30), block (32), which is connected through a screw thread, to be fixed on outer cylinder d (25), spring b (31) be mounted on moving member (30) with
Between block (32)；By-passing valve (34) is threadedly attached on outer cylinder d (25)；The auxiliary unit includes that bearing inner race is fixed
Position set b (35), bearing outer ring positioning sleeve b (36), string bearing d (37), sealing shroud b (38), positioning sleeve b (39), outer cylinder e (40),
Sealing ring e (41) and lower contact (42), bearing inner race positioning sleeve b (35), bearing outer ring positioning sleeve b (36), string bearing d (37),
Sealing shroud b (38), positioning sleeve b (39) are sequentially arranged at mandrel (1) lower end from top to bottom；Outer cylinder e (40) is threadedly attached in
Outer cylinder d (25) lower end；Lower contact (42) is threadedly attached in mandrel (1) lower end.
2. the rotary steering drilling tool of impeller-driven according to claim 1, it is characterised in that: the impeller-driven
Rotary steering drilling tool when carrying out not guide digging, drilling fluid enters lower drilling tool by mandrel (1), completes normal
Circulation of drilling fluid under drilling condition；When needing guide digging, increase pump pressure, impeller (6) is under the action of cleaner for high-pressure drilling fluid
Rotation drives moushroom valve (20) rotation, and when moushroom valve (20) is connected to the radial passage hole of outer cylinder c (17), sliding block (26) is in drilling well
It is moved down under the action of hydraulic coupling, so that mandrel (1) and the radial passage of outer cylinder d (25) is connected, telescopic block (29) is moved out
It is dynamic, realize guide function；It is pumped when reducing, impeller (16) revolving speed is reduced to stopping, and sliding block (26) is under the action of spring a (28)
When being moved upward to upper limit position, the radial passage hole of outer cylinder d (25) is connected with the sliding groove of sliding block (26), drilling fluid from
By-passing valve (34) discharge, telescopic block (29) are withdrawn, and tool stops guiding operation.
3. the rotary steering drilling tool of impeller-driven according to claim 1, it is characterised in that: the mandrel (1)
Top is circumferentially evenly distributed with 6 radial passages hole, and middle part circumferentially equidistantly opens up 3 radial passages hole, and lower part is circumferentially in 90 ° uniform
It is distributed 4 radial passages hole.
4. the rotary steering drilling tool of impeller-driven according to claim 1, it is characterised in that: the moushroom valve (20)
Be uniformly distributed along the circumference 3 radial passages hole, and outer cylinder c (17) lower part opens up 4 radial passage holes in 90 ° of distributions, and moushroom valve (20)
Radial passage hole area of section be greater than outer cylinder c (17) radial passage hole area of section.
5. the rotary steering drilling tool of impeller-driven according to claim 1, it is characterised in that: the impeller shaft
(12) lower part is evenly distributed 3 radial holes, and opens up one in impeller shaft (12) circumferential direction inside and be connected to this 3 radial holes
Annular space；Sliding block position-limiting drum (24) lower part is circumferentially in 90 ° of uniformly distributed 4 radial holes, and internal in sliding block position-limiting drum (24)
Circumferentially open up the annular space for being connected to this 4 radial holes.
6. the rotary steering drilling tool of impeller-driven according to claim 1, it is characterised in that: the spring a
(28) and spring b (31) is required to guarantee enough prestressing force after installing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451102.8A CN110067511B (en) | 2019-05-28 | 2019-05-28 | Impeller-driven rotary steering drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451102.8A CN110067511B (en) | 2019-05-28 | 2019-05-28 | Impeller-driven rotary steering drilling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110067511A true CN110067511A (en) | 2019-07-30 |
| CN110067511B CN110067511B (en) | 2020-07-17 |
Family
ID=67371775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910451102.8A Active CN110067511B (en) | 2019-05-28 | 2019-05-28 | Impeller-driven rotary steering drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110067511B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112536320A (en) * | 2020-11-18 | 2021-03-23 | 中国地质大学（武汉） | Near-horizontal in-situ remediation system and method suitable for deep polluted site |
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| CN101454532A (en) * | 2006-06-01 | 2009-06-10 | 吉沃林克有限公司 | Rotary steerable tool |
| CN101037927B (en) * | 2007-04-26 | 2012-07-04 | 倪红坚 | Rotary pushing type guiding drilling tool |
| CN103939017B (en) * | 2014-04-29 | 2015-10-07 | 重庆前卫科技集团有限公司 | Quiescent biasing pushing type rotary steering drilling tool |
| CN105525875A (en) * | 2014-09-28 | 2016-04-27 | 中国石油化工集团公司 | Rotary steering well drilling device |
| CN106285478A (en) * | 2016-09-26 | 2017-01-04 | 西南石油大学 | Pushing type full rotation steering tool |
| CN107542419A (en) * | 2017-09-26 | 2018-01-05 | 中国石油集团渤海钻探工程有限公司 | Through formula fluid power impulse oscillation instrument |
| WO2018014981A1 (en) * | 2016-07-20 | 2018-01-25 | Smart Downhole Tools B.V. | Downhole adjustable drilling inclination tool |
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2019
- 2019-05-28 CN CN201910451102.8A patent/CN110067511B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101454532A (en) * | 2006-06-01 | 2009-06-10 | 吉沃林克有限公司 | Rotary steerable tool |
| CN101037927B (en) * | 2007-04-26 | 2012-07-04 | 倪红坚 | Rotary pushing type guiding drilling tool |
| CN103939017B (en) * | 2014-04-29 | 2015-10-07 | 重庆前卫科技集团有限公司 | Quiescent biasing pushing type rotary steering drilling tool |
| CN105525875A (en) * | 2014-09-28 | 2016-04-27 | 中国石油化工集团公司 | Rotary steering well drilling device |
| WO2018014981A1 (en) * | 2016-07-20 | 2018-01-25 | Smart Downhole Tools B.V. | Downhole adjustable drilling inclination tool |
| CN106285478A (en) * | 2016-09-26 | 2017-01-04 | 西南石油大学 | Pushing type full rotation steering tool |
| CN107542419A (en) * | 2017-09-26 | 2018-01-05 | 中国石油集团渤海钻探工程有限公司 | Through formula fluid power impulse oscillation instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112536320A (en) * | 2020-11-18 | 2021-03-23 | 中国地质大学（武汉） | Near-horizontal in-situ remediation system and method suitable for deep polluted site |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110067511B (en) | 2020-07-17 |
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