CN109281659A - A kind of intelligent drilling system drilling fluid pulse generator suspension arrangement - Google Patents
A kind of intelligent drilling system drilling fluid pulse generator suspension arrangement Download PDFInfo
- Publication number
- CN109281659A CN109281659A CN201811315833.1A CN201811315833A CN109281659A CN 109281659 A CN109281659 A CN 109281659A CN 201811315833 A CN201811315833 A CN 201811315833A CN 109281659 A CN109281659 A CN 109281659A
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- China
- Prior art keywords
- hole
- suspension
- cable
- conversion sleeve
- pup joint
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- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 62
- 239000000725 suspension Substances 0.000 title claims abstract description 58
- 239000012530 fluid Substances 0.000 title claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 48
- 210000002445 nipple Anatomy 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 4
- 239000002002 slurry Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003032 molecular docking Methods 0.000 abstract description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000004576 sand 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of intelligent drilling system drilling fluid pulse generator suspension arrangements, including hanging pup joint, suspension conversion sleeve, connecting tube, compensation connector.Suspension conversion sleeve, connecting tube and compensation connector are installed on inside hanging pup joint.Hanging pup joint is internally provided with a suspension step, for installing suspension conversion sleeve.Pipe nipple wall side is axially inside provided with a cable-through hole, and impulse generator drives conducting wire to be arranged in cable-through hole, and cable-through hole lower end seals to form plugging hole by the way of welding.Suspension conversion sleeve is divided into outer cylinder and inner cylinder two parts, and outer cylinder outer circle is variable-diameter structure, forms a step, is suspended on the suspension step inside hanging pup joint.Suspension conversion sleeve inner cylinder lower end is connected by screw thread with connecting tube, and connecting tube lower end is connected through a screw thread impulse generator.The suspension arrangement, which mainly has, is suspended on drilling fluid pulse generator above intelligent drilling system, and the effect for docking it effectively with intelligent drilling system.Whole device is compact-sized, assembly is easy.
Description
Technical field
The present invention relates to oil drilling equipment field, in particular a kind of intelligent drilling system is outstanding with drilling fluid pulse generator
Hang device.
Background technique
Drilling fluid pulse generator is the important component of intelligent drilling system, carries and transmits hole deviation data to the ground
And the important function of running parameter, the service life of drilling fluid pulse generator are directly related to the use of intelligent drilling system
Service life.In the construction of top big size hole, drilling fluid displacement is big, pump pressure is high, sand content is high, normal pulsed generator components
It easily wears, causes pulse signal amplitude to weaken and even disappear, and normal pulsed generator easily blocks, and causes it that can not move
Make, so that impulse generator be caused to fail, has seriously affected the service life of intelligent drilling system.Therefore, there is a kind of row
Amount range is wide, signal strength is big, requires low, the simple drilling fluid pulse generator of structure to property of drilling fluid.The pulse generation
Main valve moves downward when device sends out pulse, the impulse generator main valve events direction phase of direction of action and traditional intelligence well system
Instead, and the driving end of impulse generator is positioned above, and therefore, under the premise of not changing present power supply mode, how to be set
The installation site and mounting structure for counting impulse generator, dock it can either with intelligent drilling system effectively, and to existing system
System structure does not do excessive change, becomes a urgent problem to be solved.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of intelligent drilling system drilling fluid pulse generators to hang
Drilling fluid pulse generator is suspended on above intelligent drilling system, and docks it effectively with intelligent drilling system by device.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that: a kind of intelligent drilling system drilling fluid
Impulse generator suspension arrangement, including hanging pup joint, suspension conversion sleeve, connecting tube and compensation connector, suspension conversion sleeve connect
Adapter tube is installed on inside hanging pup joint, and suspension conversion sleeve is linked together by connecting tube and impulse generator, suspension conversion sleeve,
Annular space between connecting tube, impulse generator and hanging pup joint is the hydrophthalmia for passing through drilling fluid, hanging pup joint one
A cylinder-like structure, middle part are cavity, and pipe nipple upper/lower terminal is respectively top connection screw thread and lower contact screw thread, and cavity is divided into
Cavity and lower cavity, upper plenum upper end are provided with a suspension step, and for installing suspension conversion sleeve, lower cavity is mended for installing
Repay formula connector；Hanging pup joint wall side is axially inside provided with a cable-through hole, and cable-through hole upper/lower terminal is separately connected two
Top Leading-out Hole and lower outlet hole, pulse hair are respectively arranged in a radial direction stepped hole, upper radial direction stepped hole and lower radial stepped hole
Raw device driving conducting wire is arranged in cable-through hole, and upper end is pierced by from Top Leading-out Hole, leads in upper radial stepped hole with impulse generator
Line is connected, and lower end is pierced by from lower outlet hole, is connected in lower radial stepped hole with impulse generator control signal output lead
It connects；Upper radial direction stepped hole and lower radial stepped hole were separately installed with line screw, upper hole blocks up and played line screw, lower opening stifled；
Cable-through hole lower end is sealed by the way of welding, forms plugging hole；Suspension conversion sleeve is divided into outer cylinder and inner cylinder two parts, outside outer cylinder
Circle is variable-diameter structure, forms a step, and inner cylinder is hollow, is connected between two parts by a dowel, and complementary space is annular
Runner；It is provided with a radial cable-through hole at dowel, passes through outer tube wall and is connected to inner cylinder inner hole with the external world with inner tube wall, it is radial
Cable-through hole position is corresponding with step hole site radial on hanging pup joint.
The suspension conversion sleeve inner cylinder lower end is connected by screw thread with connecting tube, and connecting tube is hollow round tubular structure, under
End is connected through a screw thread impulse generator, and impulse generator conducting wire is drawn from impulse generator upper end, pass through connection pipe orifice and
Conversion sleeve inner cylinder inner hole is hung, switchs to extend radially out by axial from the radial cable-through hole of suspension conversion sleeve, crosses line spiral shell by upper
Nail enters radial stepped hole on hanging pup joint, is connected with the impulse generator driving conducting wire in hanging pup joint cable-through hole.
Step in the suspension conversion sleeve outer cylinder outer circle is suspended on the suspension step inside hanging pup joint.
The compensation connector lower end is connect with slurry generator upper end, and the two is generated electricity mud by coaxial connector
Impulse generator control signal output lead inside pulse control drive circuit system and compensation connector inside machine connects
It connects, impulse generator controls signal output lead from the radial cable-through hole of compensation connector conversion sleeve by axially switching to radial direction
It stretches out, by playing line screw to enter radial stepped hole under hanging pup joint, is driven with the impulse generator in hanging pup joint cable-through hole
Dynamic conducting wire is connected.
The beneficial effects of the present invention are: the suspension arrangement, which mainly has, is suspended on intelligent drilling for drilling fluid pulse generator
Above system, and the effect for docking it effectively with intelligent drilling system.Whole device is compact-sized, assembly is easy.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of intelligent drilling system drilling fluid pulse generator suspension arrangement of the present invention；
Fig. 2 is intelligent drilling system drilling fluid pulse generator suspension arrangement suspended structure of the present invention position partial enlargement
Figure；
Fig. 3 is the compensation connector position part of intelligent drilling system drilling fluid pulse generator suspension arrangement of the present invention
Enlarged drawing.
In figure, 1- drilling fluid pulse generator suspension arrangement；2- hanging pup joint；21- hanging pup joint cavity；The overhead 211-
Chamber；2111- hangs step；Cavity under 212-；22- top connection screw thread；23- lower contact screw thread；24- cable-through hole；The upper outlet of 241-
Hole；Outlet hole under 242-；243- plugging hole；The upper radial stepped hole of 25-；251- it is upper line screw；The upper hole 252- is stifled；Diameter under 26-
To stepped hole；261- played line screw；262- lower opening is stifled；3- hydrophthalmia；4- impulse generator；5- suspended structure；51- suspension conversion
Set；511- hangs conversion sleeve outer cylinder；512- hangs conversion sleeve inner cylinder；513- hangs conversion sleeve step；514- hangs conversion sleeve and connects
Connect muscle；515- hangs conversion sleeve annular channel；516- hangs conversion sleeve radial direction cable-through hole；52- connecting tube；6- circulating sleeve；7- is mended
Repay formula connector；71- coaxial connector；The compensation connector conversion sleeve of 72-；The compensation connector conversion sleeve of 721- radially crosses line
Hole；8- generator pipe nipple；9- slurry generator.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
As shown in Figure 1 and Figure 2, intelligent drilling system of the invention drilling fluid pulse generator suspension arrangement, including suspension
Pipe nipple 2, suspension conversion sleeve 51, connecting tube 52, compensation connector 7.Wherein, conversion sleeve 51, connecting tube 52 and compensation are hung
Connector 7 is installed on inside hanging pup joint 2, and suspension conversion sleeve 51 is linked together by connecting tube 52 with impulse generator 4, is hanged
The annular space hung between conversion sleeve 51, connecting tube 52, impulse generator 4 and hanging pup joint 2 is hydrophthalmia 3, can make drilling fluid
Pass through.The hanging pup joint 2 is a cylinder-like structure, and middle part is cavity 21, and pipe nipple upper/lower terminal is respectively top connection screw thread
22 and lower contact screw thread 23.The cavity 21 divides for upper plenum 211 and lower 212 two parts of cavity, and 211 upper end of upper plenum is provided with
One suspension step 2111, for installing suspension conversion sleeve 51, lower cavity 212 is for installing compensation connector 7.Pipe nipple wall one
Side is axially inside provided with a cable-through hole 24, and 24 upper/lower terminal of cable-through hole is separately connected two radial stepped holes 25,26,
Top Leading-out Hole 241 and lower outlet hole 242 are respectively arranged in upper radial direction stepped hole 25 and lower radial stepped hole 26.Impulse generator
Drive conducting wire to be arranged in cable-through hole 24, upper end is pierced by from Top Leading-out Hole 241, in upper radial stepped hole 25 with impulse generator
Conducting wire is connected, and lower end is pierced by from lower outlet hole 242, leads in lower radial stepped hole 26 with impulse generator control signal output
Line is connected.Upper radial direction stepped hole 25 and lower radial stepped hole 26 were separately installed with line screw 251, upper hole block up 252 and under
Cross line screw 261, lower opening stifled 262.24 lower end of cable-through hole is sealed by the way of welding, forms plugging hole 243.It is described outstanding
It hangs conversion sleeve 51 to divide for 512 two parts of outer cylinder 511 and inner cylinder, 511 outer circle of outer cylinder is variable-diameter structure, forms a step 513, interior
Cylinder 512 is hollow, is connected between two parts by a dowel 514, and complementary space is annular channel 515.At the dowel 514
It is provided with a radial cable-through hole 516, outer tube wall is passed through and is connected to inner cylinder inner hole with the external world with inner tube wall.The radial direction cable-through hole
516 positions are corresponding with 25 position of stepped hole radial on hanging pup joint 2.
In the present embodiment, as shown in Figure 1 and Figure 2,51 inner cylinder of the suspension conversion sleeve, 512 lower end passes through screw thread and company
Adapter tube 52 is connected.The connecting tube 52 is hollow round tubular structure, and lower end is connected through a screw thread impulse generator 4.Pulse generation
Device conducting wire is drawn from 4 upper end of impulse generator, is passed through 52 inner hole of connecting tube and suspension 512 inner hole of conversion sleeve inner cylinder, is turned from suspension
It changes in the radial cable-through hole 516 of set 51 and switchs to extend radially out by axial, radial direction on hanging pup joint is entered by upper line screw 251 of crossing
Stepped hole 25 is connected with the impulse generator driving conducting wire in hanging pup joint cable-through hole 24.
In the present embodiment, as shown in Figure 1 and Figure 2, the step 513 in suspension 511 outer circle of conversion sleeve outer cylinder is hung
On suspension step 2111 inside hanging pup joint 2.The structure continues to use the existing power supply mode of intelligent drilling system, in conjunction with pulse
Impulse generator 4 is mounted on the top of intelligent drilling system using suspended structure 5 by the structure and work characteristics of generator 4
And it is suspended on inside hanging pup joint 2,6 cooperating of circulating sleeve for making impulse generator 4 and being mounted on inside hanging pup joint 2.
In the present embodiment, as shown in Figure 1, Figure 3,7 lower end of compensation connector and 9 upper end of slurry generator connect
It connects, the two passes through coaxial connector 71 for the pulse control drive circuit system and compensation connector 7 inside slurry generator 9
Internal impulse generator control signal output lead connection.The impulse generator controls signal output lead from compensation company
It connects in the radial cable-through hole 721 of device conversion sleeve 72 and switchs to extend radially out by axial, by playing line screw 261 to enter hanging pup joint
Lower radial direction stepped hole 26 is connected with the impulse generator driving conducting wire in hanging pup joint cable-through hole 24.In impulse generator work
When making, it is integrated in the pulse control drive circuit system in intelligent drilling system slurry generator and passes through in compensation connector 7
Conducting wire, the conducting wire in hanging pup joint 2 and suspension conversion sleeve 51 in conducting wire, pulse drive signal is conducted to impulse generator
4 driving end, so that drive-pulse generator 4 works.Certainly it is also an option that the compensation connector of other structures.
Intelligent drilling system of the invention mainly has with drilling fluid pulse generator suspension arrangement sends out drilling fluid pulse
Raw device is suspended on above intelligent drilling system, and the effect for docking it effectively with intelligent drilling system.The program continues to use intelligence
The existing power supply mode of well system, in conjunction with the structure and work characteristics of impulse generator, using suspended structure, by pulse generation
Device is mounted on the top of intelligent drilling system and is suspended on inside pipe nipple.Meanwhile being integrated in the power generation of intelligent drilling system mud
Pulse control drive circuit system in machine, will by the conducting wire in compensation connector, hanging pup joint and suspension conversion sleeve
Pulse drive signal is conducted to the driving end of impulse generator, to realize the mating of impulse generator and intelligent drilling system
Connection.Whole device is compact-sized, assembly is easy.
In conclusion the contents of the present invention are not limited in the above embodiments, the knowledgeable people in same area can
To propose other embodiments easily within technological guidance's thought of the invention, but this embodiment be included in it is of the invention
Within the scope of.
Claims (4)
1. a kind of intelligent drilling system drilling fluid pulse generator suspension arrangement, which is characterized in that including hanging pup joint (2),
Conversion sleeve (51), connecting tube (52) and compensation connector (7) are hung, suspension conversion sleeve (51), connecting tube (52) are installed on outstanding
Pipe nipple (2) inside is hung, suspension conversion sleeve (51) is linked together by connecting tube (52) with impulse generator (4), suspension conversion
Annular space between set (52), connecting tube (52), impulse generator (41) and hanging pup joint (2) is to pass through drilling fluid
Hydrophthalmia (3), hanging pup joint (2) are a cylinder-like structure, and middle part is cavity, and pipe nipple upper/lower terminal is respectively top connection screw thread
With lower contact screw thread, cavity is divided into upper plenum (211) and lower cavity (212), and upper plenum (211) upper end is provided with a suspension platform
Rank (2111), for installing suspension conversion sleeve (51), lower cavity is for installing compensation connector (7)；Hanging pup joint (2) wall one
Side is axially inside provided with a cable-through hole (24), and cable-through hole upper/lower terminal is separately connected two radial stepped holes, upper radial direction
Top Leading-out Hole (241) and lower outlet hole (242), pulse generation are respectively arranged in stepped hole (25) and lower radial stepped hole (26)
Device drives conducting wire to be arranged in cable-through hole, and upper end is pierced by from Top Leading-out Hole (241), sends out in upper radial stepped hole (25) with pulse
Raw device conducting wire is connected, and lower end is pierced by from lower outlet hole (242), controls and believes with impulse generator in lower radial stepped hole (26)
Number output lead is connected；It is upper radial direction stepped hole (25) and it is lower radial direction stepped hole (26) be separately installed with line screw (251),
Upper hole blocks up (252) and line screw (261), lower opening was played to block up (262)；Cable-through hole (24) lower end is sealed by the way of welding, shape
At plugging hole (243)；Suspension conversion sleeve (51) is divided into outer cylinder (511) and inner cylinder (512) two parts, and outer cylinder (511) outer circle is to become
Gauge structure forms a step (513), and inner cylinder (512) is hollow, is connected between two parts by a dowel (514), remaining is empty
Between be annular channel (515)；It is provided with a radial cable-through hole (516) at dowel (514), passes through outer tube wall and inner tube wall will
Inner cylinder inner hole is connected to the external world, and radial cable-through hole (516) position is corresponding with stepped hole (25) position radial on hanging pup joint (2).
2. intelligent drilling system drilling fluid pulse generator suspension arrangement according to claim 1, which is characterized in that described
Suspension conversion sleeve (51) inner cylinder lower end is connected by screw thread with connecting tube (52), and connecting tube (52) is hollow round tubular structure, under
End is connected through a screw thread impulse generator (4), and impulse generator conducting wire is drawn from impulse generator upper end, is passed through connecting tube (52)
Inner hole and suspension conversion sleeve inner cylinder (512) inner hole switch to radial stretch by axial from the radial cable-through hole (516) of suspension conversion sleeve
Out, enter radial stepped hole (25) on hanging pup joint by upper cross line screw (251), sent out with the pulse in hanging pup joint cable-through hole
Raw device driving conducting wire is connected.
3. intelligent drilling system drilling fluid pulse generator suspension arrangement according to claim 1, which is characterized in that described
Step in suspension conversion sleeve outer cylinder (511) outer circle is suspended on the suspension step (2111) inside hanging pup joint.
4. intelligent drilling system drilling fluid pulse generator suspension arrangement according to claim 1, which is characterized in that described
Compensation connector (7) lower end is connect with slurry generator (9) upper end, and the two will be inside slurry generator by coaxial connector
Pulse control drive circuit system with inside compensation connector impulse generator control signal output lead connect, pulse
Generator controls signal output lead and switchs to extend radially out by axial from the radial cable-through hole of compensation connector conversion sleeve, leads to
It crossed line screw to enter radial stepped hole under hanging pup joint, and drove conducting wire phase with the impulse generator in hanging pup joint cable-through hole
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315833.1A CN109281659B (en) | 2018-11-06 | 2018-11-06 | Drilling fluid pulser linkage for intelligent drilling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315833.1A CN109281659B (en) | 2018-11-06 | 2018-11-06 | Drilling fluid pulser linkage for intelligent drilling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109281659A true CN109281659A (en) | 2019-01-29 |
| CN109281659B CN109281659B (en) | 2022-04-19 |
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ID=65174942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811315833.1A Active CN109281659B (en) | 2018-11-06 | 2018-11-06 | Drilling fluid pulser linkage for intelligent drilling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109281659B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645680A (en) * | 2020-12-21 | 2022-06-21 | 航天科工惯性技术有限公司 | Suspension type probe tube structure |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2198996C2 (en) * | 2001-02-06 | 2003-02-20 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" | Core barrel |
| CN201165870Y (en) * | 2007-11-29 | 2008-12-17 | 北京六合伟业科技有限公司 | Upper hanging type positive pulse generator capable of salvaging slurry |
| CN201187295Y (en) * | 2008-04-30 | 2009-01-28 | 西部钻探克拉玛依钻井工艺研究院 | Vertical drill pulse generator short node |
| CN201225149Y (en) * | 2008-04-22 | 2009-04-22 | 中国石化集团胜利石油管理局钻井工艺研究院 | Downhole slurry pulse generator |
| RU2368756C1 (en) * | 2008-05-04 | 2009-09-27 | Открытое акционерное общество "Татнефть" им. В.Д. Шашина | Grabbing device for stuck tool with vibration action |
| CN201570743U (en) * | 2009-12-16 | 2010-09-01 | 中国石油集团渤海钻探工程有限公司 | Signal transmission lead swerving connecting tool |
| US20130048300A1 (en) * | 2011-08-31 | 2013-02-28 | Teledrill, Inc. | Controlled Pressure Pulser For Coiled Tubing Applications |
| CN202832498U (en) * | 2012-08-15 | 2013-03-27 | 中国石油天然气集团公司 | Suspended short section of pulse generator |
| CN103790527A (en) * | 2012-10-30 | 2014-05-14 | 中国石油天然气集团公司 | Underground high-frequency pressure pulse generator |
| CN104481518A (en) * | 2014-11-03 | 2015-04-01 | 中国石油大学(华东) | Oscillation shearing type slurry pulse generator and control method thereof |
| CN207332873U (en) * | 2017-07-31 | 2018-05-08 | 郑州士奇测控技术有限公司 | A kind of shearing valve type mud pulse generator |
-
2018
- 2018-11-06 CN CN201811315833.1A patent/CN109281659B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2198996C2 (en) * | 2001-02-06 | 2003-02-20 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" | Core barrel |
| CN201165870Y (en) * | 2007-11-29 | 2008-12-17 | 北京六合伟业科技有限公司 | Upper hanging type positive pulse generator capable of salvaging slurry |
| CN201225149Y (en) * | 2008-04-22 | 2009-04-22 | 中国石化集团胜利石油管理局钻井工艺研究院 | Downhole slurry pulse generator |
| CN201187295Y (en) * | 2008-04-30 | 2009-01-28 | 西部钻探克拉玛依钻井工艺研究院 | Vertical drill pulse generator short node |
| RU2368756C1 (en) * | 2008-05-04 | 2009-09-27 | Открытое акционерное общество "Татнефть" им. В.Д. Шашина | Grabbing device for stuck tool with vibration action |
| CN201570743U (en) * | 2009-12-16 | 2010-09-01 | 中国石油集团渤海钻探工程有限公司 | Signal transmission lead swerving connecting tool |
| US20130048300A1 (en) * | 2011-08-31 | 2013-02-28 | Teledrill, Inc. | Controlled Pressure Pulser For Coiled Tubing Applications |
| CN202832498U (en) * | 2012-08-15 | 2013-03-27 | 中国石油天然气集团公司 | Suspended short section of pulse generator |
| CN103790527A (en) * | 2012-10-30 | 2014-05-14 | 中国石油天然气集团公司 | Underground high-frequency pressure pulse generator |
| CN104481518A (en) * | 2014-11-03 | 2015-04-01 | 中国石油大学(华东) | Oscillation shearing type slurry pulse generator and control method thereof |
| CN207332873U (en) * | 2017-07-31 | 2018-05-08 | 郑州士奇测控技术有限公司 | A kind of shearing valve type mud pulse generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645680A (en) * | 2020-12-21 | 2022-06-21 | 航天科工惯性技术有限公司 | Suspension type probe tube structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109281659B (en) | 2022-04-19 |
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