CN107143297A - Self orientation integrated window-opening side-drilling tool - Google Patents
Self orientation integrated window-opening side-drilling tool Download PDFInfo
- Publication number
- CN107143297A CN107143297A CN201710547672.8A CN201710547672A CN107143297A CN 107143297 A CN107143297 A CN 107143297A CN 201710547672 A CN201710547672 A CN 201710547672A CN 107143297 A CN107143297 A CN 107143297A
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- Prior art keywords
- milling cone
- iron
- wedge deflection
- deflection tool
- positioning key
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- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 96
- 238000003801 milling Methods 0.000 claims abstract description 82
- 229910052742 iron Inorganic materials 0.000 claims abstract description 48
- 238000004873 anchoring Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 9
- 239000002390 adhesive tape Substances 0.000 claims description 8
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 3
- 239000011440 grout Substances 0.000 claims description 3
- 210000002445 nipple Anatomy 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 4
- 241001149930 Protura <class> Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009827 uniform distribution 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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/06—Cutting windows, e.g. directional window cutters for whipstock operations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses a kind of self orientation integrated window-opening side-drilling tool, including sequentially coaxially connect hollow milling cone, iron for wedge deflection tool and set anchoring device, it is characterized in that：A positioning key is radially installed with milling cone, the positioning key protrudes milling cone inwall and aligned with the inclined-plane center line of iron for wedge deflection tool；The positioning key determines that the keyway on the gyroscope in iron for wedge deflection tool inclined-plane orientation matches with being used for.Beneficial effect is：Landing nipple, which need not be reused, just can realize that iron for wedge deflection tool inclined-plane is precisely oriented, and can save the processing and manufacturing cost and material cost of landing nipple, it also avoid because landing nipple go wrong caused by complex situations in well.Accurate, reliable operation is not only oriented, and just can directly go into the well and use to scene, it is not necessary to carry out installation and debugging work again, it is to avoid many time and effort consumings and the relatively low operation of orientation accuracy, it is possible to decrease operating cost, raising operating efficiency.
Description
Technical field
The invention belongs to workover tool, more particularly to a kind of self orientation integrated window-opening side-drilling tool.
Background technology
Sidetrack drilling tool includes being used for the wedge deflection tool and milling cone that window sidetracking is carried out in well.Traditional window sidetracking work
The wedge deflection tool and milling cone of tool are two sets of independent instruments, and integrated window-opening side-drilling tool is exactly by installed in traditional wedge deflection tool
On implanting device changed the milling cone of the milling operation that can carry out opening a window into, i.e., the sidetracking combined wedge deflection tool and milling cone opens
Window instrument.
Because most sidetracked holes are required for orientation, therefore integrated window-opening side-drilling tool must be in milling cone before going into the well
One landing nipple of upper installation, orientation of the iron for wedge deflection tool inclined-plane in well is determined by the landing nipple and gyroscope.Should
Landing nipple is, by the adapter body for connecting drilling tool and milling cone, to be coaxially nested in the hollow piston body in adapter body, edge
The positioning key in piston body is inserted radially into, two on hollow piston body group sealing ring, vertical distribution is in adapter body
On two be used for fixed piston body fixing bolt, and for adjust piston body angle socket wrench specially adapted for it constitute.
, it is necessary to adjust piston body angle with socket wrench specially adapted for it again after landing nipple is connected on milling cone and is screwed with manpower during operation
Degree makes positioning key just to iron for wedge deflection tool inclined-plane center line, the bolt that is then tightened make piston body be fixed in adapter body from
And stationary positioned key, because by construction condition and people's power restriction, aforesaid operations are not only taken a lot of work arduously, and orientation error
It is larger；In addition also milling cone is screwed with landing nipple reinforcing with hydraulic tongs in well head before the instrument is gone into the well, so made again
The relative position of positioning key and wedge deflection tool inclined-plane is changed, therefore also needs to correction, is both added operating cost, is also reduced
Operating efficiency.
The content of the invention
The technical problems to be solved by the invention are to provide for one kind just can realize that iron for wedge deflection tool is oblique without landing nipple
Face is precisely oriented, reliable operation, can reduce material cost and operating cost, improves the self orientation integral type windowing of operating efficiency
Side drilling tool.
To solve the above problems, the present invention is adopted the following technical scheme that：
A kind of self orientation integrated window-opening side-drilling tool, including sequentially coaxially connect hollow milling cone, iron for wedge deflection tool and
Anchoring device is set, it is characterized in that：A positioning key, positioning key protrusion milling cone inwall are radially installed with milling cone
And aligned with the inclined-plane center line of iron for wedge deflection tool；The positioning key and the gyroscope for determining iron for wedge deflection tool inclined-plane orientation
On keyway match.
As further preferred, the sector hole footpath at milling cone endoporus correspondence positioning key is more than 2 millimeters of the gyroscope diameter,
3 millimeters of the positioning key protrusion milling cone inwall.
As further preferred, the milling cone bottom is pressed in the upper inclined surface of iron for wedge deflection tool, on iron for wedge deflection tool
Bolt is provided between end and milling cone, radially provided with secondary water hole at correspondence bolt on milling cone, on bolt
Provided with the blind hole connected with secondary water hole, the bolt described in when iron for wedge deflection tool is not disengaged with milling cone blocks secondary water hole,
It is that milling cone endoporus passes through secondary water hole and the blind hole of bolt after bolt is cut when iron for wedge deflection tool and milling cone are disengaged
With turned on outside, for avoiding the nozzle bore because of milling cone from being suppressed pump caused by stratum or grout off, it is ensured that can be with during windowing
Fill up the pressure of the drill.
As further preferred, the iron for wedge deflection tool is stuck in the arc for being arranged at milling cone bottom outer rim by a locating piece
In shape dovetail groove, provided with the arc card edge matched with the arc dovetail groove on locating piece, the locating piece passes through arc
Card edge is caught in arc dovetail groove；The locating piece and positioning key are located at the both sides of milling cone axis respectively.
As further preferred, the nozzle bore of milling cone lower end is communicated with iron for wedge deflection tool and is set in anchoring device
The catheter of chamber, catheter lower end is connected with the jet pipe set in anchoring device, is provided with the jet pipe orifice lower end
One setting ball, setting ball top is stuck in the annular on jet pipe at card edge, and lower end is provided with a limit in jet pipe
Bit architecture or spacing adhesive tape, make setting ball during lower brill be stuck in the upper card at；Setting in the inferior pyramidal body of anchoring device
Hole lower end, which is provided with an annular, blocks edge, breaks through position limiting structure or limit when the setting ball is set under the promotion of cleaner for high-pressure drilling fluid
Position adhesive tape and fall and be stuck in it is lower card along at realization set, to avoid setting by mistake.
As further preferred, the position limiting structure is to be arranged in jet pipe the annular groove of lower end and be located in annular groove
O-shaped rubber ring constitute.
Include being respectively and fixedly connected to iron for wedge deflection tool lower end outer rim with as further preferred, the described anchoring device that sets
Cylinder sleeve and jet pipe at the heart, are provided with hollow upper and lower bullet in cylinder sleeve, the uniform connection respectively on upper and lower bullet
There is the slips that can be stretched out by outer wall of cylinder jachet, position-limiting tube, the jet pipe upper and lower end difference are connected between upper and lower bullet
With catheter and epicone body grafting, bar hole is evenly equipped with position-limiting tube.
The beneficial effects of the invention are as follows：
1st, due to being radially installed with a positioning key on milling cone, the positioning key protrudes milling cone inwall and oblique with wedge deflection tool
The inclined-plane center line of iron is aligned, and just can be realized the positioning of gyroscope by positioning key, therefore need not be reused landing nipple and just may be used
Realize that iron for wedge deflection tool inclined-plane is precisely oriented, the processing and manufacturing cost and material cost of landing nipple can be saved, it also avoid because
For landing nipple go wrong caused by complex situations in well.
2nd, because positioning key is to be directly anchored to before instrument dispatches from the factory on milling cone, i.e. positioning key and iron for wedge deflection tool inclined-plane
Relative position is mechanically fixed, and not only orients accurate, reliable operation, and is used to live just can directly go into the well, and is not required to
To carry out installation and debugging work again, it is to avoid many time and effort consumings and the relatively low operation of orientation accuracy, it is clear that reduce operation into
This, improves operating efficiency.
3rd, just directly tripping in gyroscope it can orient to precalculated position in well under the instrument and set wedge deflection tool, act gyroscope
Well logging personnel just can leave, and terminate to take landing nipple without waiting sidetracking again, thus substantially reduce well logging personnel at the scene
Residence time.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is Fig. 1 A-A sectional views.
In figure：Milling cone 1, milling cone endoporus 101, secondary water hole 102, annular groove 2, arc dovetail groove 201, dovetail groove 202, milling
Conehead 3, nozzle bore 301, catheter 4, iron for wedge deflection tool 5, jet pipe 6, upper card is along 601, and cylinder sleeve 7, shear screw 8 is radially blocked
Watts 9, epicone body 10, position-limiting tube 11, bar hole 1101, sealing ring 12, inferior pyramidal body 13, lower card is along 1301, longitudinal slips 14,
Guide shoe pipe 15, inlet opening 1501, setting ball 16, locating piece 17, arc card is along 1701, trip bolt 18, bolt 19, blind hole
1901, position limiting structure or spacing adhesive tape 20, positioning key 21.
Embodiment
As Figure 1-Figure 2, the self orientation integrated window-opening side-drilling tool include sequentially coaxially connect hollow milling cone 1,
Iron for wedge deflection tool 5 and set anchoring device.Radially inserted on milling cone 1 and be welded with a positioning key 21, the positioning key 21
Protrude the inwall of milling cone 1 and aligned with the inclined-plane center line of iron for wedge deflection tool 5；The positioning key 21 determines iron for wedge deflection tool with being used for
Keyway on the gyroscope on 5 inclined-planes orientation matches.Milling cone endoporus 101 on milling cone 1 is the ladder from top to bottom successively decreased successively
Hole, the upper end of milling cone endoporus 101 is the sector hole at the connecting screw hole for connecting drilling tool, the correspondence positioning key 21 of milling cone endoporus 101
Footpath is more than 2 millimeters of the gyroscope diameter, 3 millimeters of 1 inwall of the protrusion milling cone of positioning key 21.
The endoporus of milling cone 1 is communicated with iron for wedge deflection tool 5 and the catheter 4 of anchoring device inner chamber is set, under milling cone 1
End is connected with milling cone first 3, provided with the nozzle bore 301 that is connected with milling cone endoporus 101 on milling cone first 3, the upper end of catheter 4 by
Draw and insert and be welded in the nozzle bore 301 in the inclined-plane top of iron for wedge deflection tool 5.
The bottom of milling cone 1 is pressed in the upper inclined surface of iron for wedge deflection tool 5, is along the circumferential direction machined with the bottom of milling cone 1
Annular groove 2, the correspondence iron for wedge deflection tool 5 of annular groove 2 side is wide outer narrow arc dovetail groove 201, remaining big portion in one section
It is divided into the dovetail groove 202 of inner narrow outer width, locating piece 17 is installed with correspondence annular groove 2 on the inclined-plane of iron for wedge deflection tool 5, it is fixed
The side of the position correspondence iron for wedge deflection tool 5 of block 17 is welded on iron for wedge deflection tool 5 for cylindrical and insertion, is provided with locating piece 17
The arc card being engaged with iron for wedge deflection tool 5 and the coaxial line of milling cone 1 and with arc dovetail groove 201 is along 1701, and locating piece 17 passes through
Arc card is caught in arc dovetail groove 201 along 1701, and trip bolt 18 is provided between locating piece 17 and milling cone 1.
Bolt 19 is provided between the upper end of iron for wedge deflection tool 5 and milling cone 1.On milling cone 1 at correspondence bolt 19
Radially provided with secondary water hole 102, provided with the blind hole 1901 connected with secondary water hole 102 on bolt 19, in iron for wedge deflection tool 5
Bolt 19 described in when not disengaged with milling cone 1 blocks secondary water hole 102, fixed when iron for wedge deflection tool 5 and milling cone 1 are disengaged
After position bolt 19 is cut, the milling cone endoporus 101 is by secondary water hole 102 and blind hole 1901 and the turned on outside of milling cone 1, for keeping away
Exempt from because the nozzle bore 301 of milling cone is suppressed pump caused by stratum or grout off, it is ensured that the pressure of the drill can be filled up during windowing.
The described anchoring device that sets includes being fixed in the cylinder sleeve 7 of the lower end outer rim of iron for wedge deflection tool 5 and is inserted and secured on
Jet pipe 6 in the lower end centre bore of iron for wedge deflection tool 5, the upper end of jet pipe 6 is mutually inserted with the lower end of catheter 4.In cylinder
Hollow epicone body 10 and inferior pyramidal body 13, the lower end of jet pipe 6 and the centre bore grafting of epicone body 10 are provided with set 7,
Sealing ring 12 is respectively equipped between jet pipe 6 and epicone body 10 and between upper and lower bullet and cylinder sleeve 7.Upper conical
The outer wall of body 10 is connected with radial direction slips 9 by the circumference uniform distribution of shear screw 8, is justified in the outer wall of inferior pyramidal body 13 by shear screw 8
Zhou Junbu is connected with longitudinal slips 14, and the radial direction slips 9 and longitudinal slips 14 are pushed away epicone body 10 and inferior pyramidal body 13
It can be stretched out under dynamic by the rectangular aperture being arranged on the outer wall of cylinder sleeve 7, provided with the upper and lower cone of connection in the centre bore of inferior pyramidal body 13
The position-limiting tube 11 of body, the upper end of position-limiting tube 11 is connected with epicone body 10 by coarse thread, position-limiting tube 11 and inferior pyramidal body 13
Connected by closely-pitched saw-tooth thread and the closely-pitched saw-tooth thread cusp on position-limiting tube 11 down, on the tube wall of position-limiting tube 11
Longitudinally arranged bar hole 1101 is evenly distributed at correspondence inferior pyramidal body 13.It has been connected through a screw thread and has drawn in the lower end of cylinder sleeve 7
Shoe joint 15, radially provided with the inlet opening 1501 connected with its endoporus on the plug of the lower end of guide shoe pipe 15.
In jet pipe orifice lower end provided with a setting ball 16, the top of setting ball 16 is stuck in located at the endoporus bottom of jet pipe 6
Annular on block along at 601, in jet pipe 6 lower end be provided with a position limiting structure or spacing adhesive tape 20, set this during lower brill
Ball 16 is stuck in the upper card at.Block under being provided with an annular in the endoporus lower end of inferior pyramidal body 13 along 1301, it is described to set
The spacing of position limiting structure or spacing adhesive tape 20 can be broken through under the promotion for the cleaner for high-pressure drilling fluid squeezed into when ball 16 is set and is fallen simultaneously
Lower card is stuck in realize and set along at 1301.The upper card is circular conical surface along 601 and lower card along 1301, to improve sealing effectiveness.
The position limiting structure is elastic spacing, and position limiting structure described in the present embodiment is O-shaped rubber ring, setting ball is stuck in the upper card
At.
During work, the upper end of milling cone 1 is connected with drilling tool, underground precalculated position will be arrived under the instrument with drilling tool, will from well head
Good gyroscope is put into drilling tool with cable connection, and lower payout makes gyroscope reach the inner chamber of milling cone 1 under self gravitation effect,
When gyroscope introduction is continued traveling downwardly by positioning key 21, because being limited and oneself by chamber size in milling cone 1 and positioning key 21
Body Action of Gravity Field, forces gyroscope nib to guide itself keyway and is sitting on positioning key 21, continues lower payout magnetic locating signal and is
Straight line, illustrates to sit key success, according to the log data of reading, then by rotary tools by the azimuth on the inclined-plane of iron for wedge deflection tool 5
The orientation of design is adjusted to, iron for wedge deflection tool orientation works just can be completed.
Then rise out in gyroscope, connection kelly bar can turn on pump suppress, cleaner for high-pressure drilling fluid passes sequentially through milling cone endoporus
101st, catheter 4, the promotion setting ball 16 disengagement position limiting structure of jet pipe 6 or spacing adhesive tape 20 is spacing, and setting ball 16 is by upper
The endoporus of bullet 10 and position-limiting tube 11, which fall, closes the lower port of inferior pyramidal body 13 along along 1301 in lower card, so that circulation canal be blocked up
Extremely.Therefore cleaner for high-pressure drilling fluid enters between upper and lower bullet eventually through bar hole 1101.It is full of when between upper and lower bullet
During drilling fluid, there is certain elasticity due to being evenly equipped with bar hole 1101 on position-limiting tube 11, drilling fluid will promote upper conical
Body 10 simultaneously drives position-limiting tube 11 it is occurred " slide fastener " phenomenon with inferior pyramidal body 13, and final upper and lower bullet cuts shear screw 8
Break and force radial direction slips 9 and longitudinal slips 14 to snap on the borehole wall, when pump pressure reaches predetermined value, termination of pumping voltage stabilizing 30 seconds.Then
Drilling tool is rotated forward, trip bolt 18 and bolt 19 is cut by milling cone 1, so as to open the secondary water hole 102 of milling cone, locating piece 17
Screwed out from arc dovetail groove 201, continue rotary tools, catheter 4 is twisted into two parts in the exit of nozzle bore 301 and makes nozzle bore
301 self-assembling formation milling cone nozzles, now iron for wedge deflection tool 5 and milling cone 1 are completely disengaged, at this moment just can turn on pump circulating fluid, rotation
Turn drilling tool and apply the pressure of the drill progress window sidetracking.In windowing-process, once milling cone nozzle bore 301 suppressed by stratum or cement it is stifled, lead to
A part of cleaner for high-pressure drilling fluid will be discharged by crossing the secondary water hole 102 of milling cone, and pump is suppressed because caused by building the pressure so as to avoid.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (7)
1. a kind of self orientation integrated window-opening side-drilling tool, including hollow milling cone, iron for wedge deflection tool and the seat sequentially coaxially connected
Anchoring device is sealed, it is characterized in that：A positioning key is radially installed with milling cone, the positioning key protrudes milling cone inwall and with leading
The inclined-plane center line of oblique device wedge is aligned；The positioning key determines the key on the gyroscope in iron for wedge deflection tool inclined-plane orientation with being used for
Groove matches.
2. self orientation integrated window-opening side-drilling tool according to claim 1, it is characterized in that：Milling cone endoporus correspondence positioning key
The one sector hole footpath at place is more than 2 millimeters of the gyroscope diameter, 3 millimeters of the positioning key protrusion milling cone inwall.
3. self orientation integrated window-opening side-drilling tool according to claim 1, it is characterized in that：The milling cone bottom, which is pressed in, leads
In the upper inclined surface of oblique device wedge, bolt is provided between iron for wedge deflection tool upper end and milling cone, the correspondence positioning on milling cone
Radially provided with secondary water hole at bolt, provided with the blind hole connected with secondary water hole on bolt, in iron for wedge deflection tool and milling cone
Bolt described in when not disengaging blocks secondary water hole, is that bolt is cut when iron for wedge deflection tool is disengaged with milling cone
Afterwards, milling cone endoporus is by secondary water hole and the blind hole and turned on outside of bolt, for avoiding the nozzle bore because of milling cone by stratum
Or pump is suppressed caused by grout off, it is ensured that the pressure of the drill can be filled up during windowing.
4. self orientation integrated window-opening side-drilling tool according to claim 3, it is characterized in that：The iron for wedge deflection tool passes through
One locating piece, which is stuck in, to be arranged in the arc dovetail groove of milling cone bottom outer rim, is provided with and the arc dovetail groove on locating piece
The arc card edge matched, the locating piece is caught in arc dovetail groove by arc card edge；The locating piece and positioning key point
Not Wei Yu milling cone axis both sides.
5. the self orientation integrated window-opening side-drilling tool according to claim 1 or 4, it is characterized in that：In iron for wedge deflection tool
It is communicated with the nozzle bore of milling cone lower end and sets the catheter of anchoring device inner chamber, catheter lower end is with setting in anchoring device
Jet pipe be connected, in the jet pipe orifice lower end provided with setting ball, setting ball top is stuck on jet pipe
Annular on card along place, lower end is stuck in setting ball during lower brill provided with a position limiting structure or spacing adhesive tape in jet pipe
The upper card is at；Hole lower end is sat provided with edge, the setting ball is blocked under an annular in the inferior pyramidal body for set anchoring device
Position limiting structure or spacing adhesive tape are broken through under the promotion of cleaner for high-pressure drilling fluid and fall and be stuck in realization at lower card edge to setting during envelope, with
Avoid setting by mistake.
6. self orientation integrated window-opening side-drilling tool according to claim 5, it is characterized in that：The position limiting structure is setting
The annular groove of lower end and the O-shaped rubber ring being located in annular groove are constituted in jet pipe.
7. self orientation integrated window-opening side-drilling tool according to claim 5, it is characterized in that：Described sets anchoring device
Cylinder sleeve and jet pipe including being respectively and fixedly connected to iron for wedge deflection tool lower end outer rim and center, in cylinder sleeve provided with it is hollow it is upper,
Inferior pyramidal body, is uniformly connected with the slips that can be stretched out by outer wall of cylinder jachet respectively on upper and lower bullet, upper and lower bullet it
Between be connected with position-limiting tube, the jet pipe upper and lower end respectively with catheter and epicone body grafting, bar is evenly equipped with position-limiting tube
Shape hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547672.8A CN107143297A (en) | 2017-07-06 | 2017-07-06 | Self orientation integrated window-opening side-drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547672.8A CN107143297A (en) | 2017-07-06 | 2017-07-06 | Self orientation integrated window-opening side-drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107143297A true CN107143297A (en) | 2017-09-08 |
Family
ID=59785183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710547672.8A Pending CN107143297A (en) | 2017-07-06 | 2017-07-06 | Self orientation integrated window-opening side-drilling tool |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748313A (en) * | 2019-10-28 | 2020-02-04 | 锦州清华机械有限公司 | Wireless self-orienting hydraulic integrated windowing sidetrack drilling tool |
| CN110748314A (en) * | 2019-10-28 | 2020-02-04 | 锦州清华机械有限公司 | Wireless self-orienting hydraulic slope guiding device |
| CN114165182A (en) * | 2021-12-10 | 2022-03-11 | 四川沃德沃富石油科技有限公司 | Integral type slant windowing tool |
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| CN106703694A (en) * | 2017-03-24 | 2017-05-24 | 锦州清华机械有限公司 | Hydraulic solid wedge deflection tool |
| CN206845130U (en) * | 2017-07-06 | 2018-01-05 | 锦州清华机械有限公司 | Self orientation integrated window-opening side-drilling tool |
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Application publication date: 20170908 |