CN105952405B - 取心用浮动活塞装置 - Google Patents
取心用浮动活塞装置 Download PDFInfo
- Publication number
- CN105952405B CN105952405B CN201610502244.9A CN201610502244A CN105952405B CN 105952405 B CN105952405 B CN 105952405B CN 201610502244 A CN201610502244 A CN 201610502244A CN 105952405 B CN105952405 B CN 105952405B
- Authority
- CN
- China
- Prior art keywords
- hole
- ball joint
- shunt connector
- piston
- piston device
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims description 21
- 230000010412 perfusion Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 14
- 238000005553 drilling Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005070 sampling 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/08—Coating, freezing, consolidating cores; Recovering uncontaminated cores or cores at formation pressure
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)
- Actuator (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610502244.9A CN105952405B (zh) | 2016-06-30 | 2016-06-30 | 取心用浮动活塞装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610502244.9A CN105952405B (zh) | 2016-06-30 | 2016-06-30 | 取心用浮动活塞装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105952405A CN105952405A (zh) | 2016-09-21 |
CN105952405B true CN105952405B (zh) | 2018-06-26 |
Family
ID=56902022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610502244.9A Active CN105952405B (zh) | 2016-06-30 | 2016-06-30 | 取心用浮动活塞装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105952405B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108266146B (zh) * | 2018-01-03 | 2024-03-12 | 中国石油天然气集团有限公司 | 石油钻井快速取心装置 |
CN113503136A (zh) * | 2021-07-08 | 2021-10-15 | 中国海洋石油集团有限公司 | 一种活塞式泄压结构及具有其的钻井取心工具 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2402798Y (zh) * | 1999-12-13 | 2000-10-25 | 胜利石油管理局钻井工艺研究院 | 一种保形密闭取心工具 |
CN2464928Y (zh) * | 2000-08-29 | 2001-12-12 | 辽河石油勘探局工程技术研究院 | 加压式松散、软地层取芯工具 |
RU2244096C1 (ru) * | 2003-04-29 | 2005-01-10 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" ") | Керноотборный снаряд |
CN202381007U (zh) * | 2011-12-27 | 2012-08-15 | 中国石油集团西部钻探工程有限公司 | 浮动活塞 |
CN105041252A (zh) * | 2015-07-30 | 2015-11-11 | 中国石油集团长城钻探工程有限公司 | 一种保压取心用内提升安全总成 |
CN205714061U (zh) * | 2016-06-30 | 2016-11-23 | 中国石油集团西部钻探工程有限公司 | 取心用浮动活塞装置 |
-
2016
- 2016-06-30 CN CN201610502244.9A patent/CN105952405B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2402798Y (zh) * | 1999-12-13 | 2000-10-25 | 胜利石油管理局钻井工艺研究院 | 一种保形密闭取心工具 |
CN2464928Y (zh) * | 2000-08-29 | 2001-12-12 | 辽河石油勘探局工程技术研究院 | 加压式松散、软地层取芯工具 |
RU2244096C1 (ru) * | 2003-04-29 | 2005-01-10 | Дочернее общество с ограниченной ответственностью "Буровая компания открытого акционерного общества "ГАЗПРОМ" ") | Керноотборный снаряд |
CN202381007U (zh) * | 2011-12-27 | 2012-08-15 | 中国石油集团西部钻探工程有限公司 | 浮动活塞 |
CN105041252A (zh) * | 2015-07-30 | 2015-11-11 | 中国石油集团长城钻探工程有限公司 | 一种保压取心用内提升安全总成 |
CN205714061U (zh) * | 2016-06-30 | 2016-11-23 | 中国石油集团西部钻探工程有限公司 | 取心用浮动活塞装置 |
Also Published As
Publication number | Publication date |
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CN105952405A (zh) | 2016-09-21 |
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Effective date of registration: 20201111 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 830026 science and technology management division, West drilling and Drilling Engineering Institute, No. 326 South Central Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region, China Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |