CN101235703B - 一种钻井用空气冲击锤 - Google Patents
一种钻井用空气冲击锤 Download PDFInfo
- Publication number
- CN101235703B CN101235703B CN2007100048034A CN200710004803A CN101235703B CN 101235703 B CN101235703 B CN 101235703B CN 2007100048034 A CN2007100048034 A CN 2007100048034A CN 200710004803 A CN200710004803 A CN 200710004803A CN 101235703 B CN101235703 B CN 101235703B
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- Prior art keywords
- piston
- central tube
- central pipe
- processed
- inner cavity
- 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.)
- Expired - Fee Related
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Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100048034A CN101235703B (zh) | 2007-01-30 | 2007-01-30 | 一种钻井用空气冲击锤 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100048034A CN101235703B (zh) | 2007-01-30 | 2007-01-30 | 一种钻井用空气冲击锤 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101235703A CN101235703A (zh) | 2008-08-06 |
CN101235703B true CN101235703B (zh) | 2011-10-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2007100048034A Expired - Fee Related CN101235703B (zh) | 2007-01-30 | 2007-01-30 | 一种钻井用空气冲击锤 |
Country Status (1)
Country | Link |
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CN (1) | CN101235703B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103331734B (zh) * | 2013-05-08 | 2016-04-06 | 成都恩承油气有限公司 | 一种流体压力与惯性力双作用导向切换装置 |
CN106223832B (zh) * | 2016-09-09 | 2018-07-24 | 中国石油大学(北京) | 复合冲击钻井工具 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4911250A (en) * | 1986-10-24 | 1990-03-27 | William Lister | Pneumatic percussion hammer |
US5419403A (en) * | 1991-10-23 | 1995-05-30 | Ing. G. Klemm Bohrtechnik Gmbh | Pneumatic hammer |
WO1999057411A1 (en) * | 1998-05-04 | 1999-11-11 | Permon S.R.O. | Pneumatic submersible boring tool |
CN2385068Y (zh) * | 1998-05-15 | 2000-06-28 | 长春科技大学 | 深井钻孔液动射流式冲击器 |
CN201068732Y (zh) * | 2007-01-30 | 2008-06-04 | 新疆石油管理局钻井工艺研究院 | 一种钻井用空气冲击锤 |
-
2007
- 2007-01-30 CN CN2007100048034A patent/CN101235703B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4911250A (en) * | 1986-10-24 | 1990-03-27 | William Lister | Pneumatic percussion hammer |
US5419403A (en) * | 1991-10-23 | 1995-05-30 | Ing. G. Klemm Bohrtechnik Gmbh | Pneumatic hammer |
WO1999057411A1 (en) * | 1998-05-04 | 1999-11-11 | Permon S.R.O. | Pneumatic submersible boring tool |
CN2385068Y (zh) * | 1998-05-15 | 2000-06-28 | 长春科技大学 | 深井钻孔液动射流式冲击器 |
CN201068732Y (zh) * | 2007-01-30 | 2008-06-04 | 新疆石油管理局钻井工艺研究院 | 一种钻井用空气冲击锤 |
Also Published As
Publication number | Publication date |
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CN101235703A (zh) | 2008-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20081219 Address after: Eight hundred and thirty-four thousand Hongyan road Karamay City, No. 80 the Xinjiang Uygur Autonomous Region, Postal Code: 834000 Applicant after: Western Drilling Kelamayi Drilling Technology Institute Address before: Hongyan road Karamay City, No. 80 the Xinjiang Uygur Autonomous Region Applicant before: Research Inst of Drilling Technology, Xinjiang Petroleum Administration |
|
ASS | Succession or assignment of patent right |
Owner name: WEST DRILLING KARAMAY DRILLING CRAFT RESEARCH INST Free format text: FORMER OWNER: DRILLING WELL TECHNOLOGY INSTITUTE, PETROLEUM ADMINISTRATION BUREAU, XINJIANG Effective date: 20081219 |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20160130 |
|
CF01 | Termination of patent right due to non-payment of annual fee |