CN2881069Y - 预应力固井地锚 - Google Patents
预应力固井地锚 Download PDFInfo
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- CN2881069Y CN2881069Y CN 200620114063 CN200620114063U CN2881069Y CN 2881069 Y CN2881069 Y CN 2881069Y CN 200620114063 CN200620114063 CN 200620114063 CN 200620114063 U CN200620114063 U CN 200620114063U CN 2881069 Y CN2881069 Y CN 2881069Y
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Application Number | Priority Date | Filing Date | Title |
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CN 200620114063 CN2881069Y (zh) | 2006-04-10 | 2006-04-10 | 预应力固井地锚 |
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CN 200620114063 CN2881069Y (zh) | 2006-04-10 | 2006-04-10 | 预应力固井地锚 |
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CN2881069Y true CN2881069Y (zh) | 2007-03-21 |
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CN 200620114063 Expired - Lifetime CN2881069Y (zh) | 2006-04-10 | 2006-04-10 | 预应力固井地锚 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101403283B (zh) * | 2008-10-23 | 2012-09-05 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | 下井工具与井下工作筒定位用可控定位装置 |
CN104790906A (zh) * | 2015-04-09 | 2015-07-22 | 中国石油集团西部钻探工程有限公司 | 机械液压双作用预应力固井装置 |
CN108071411A (zh) * | 2017-12-15 | 2018-05-25 | 杭州富阳鸿祥技术服务有限公司 | 一种顶端打开式防脱落式锚杆 |
-
2006
- 2006-04-10 CN CN 200620114063 patent/CN2881069Y/zh not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101403283B (zh) * | 2008-10-23 | 2012-09-05 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | 下井工具与井下工作筒定位用可控定位装置 |
CN104790906A (zh) * | 2015-04-09 | 2015-07-22 | 中国石油集团西部钻探工程有限公司 | 机械液压双作用预应力固井装置 |
CN108071411A (zh) * | 2017-12-15 | 2018-05-25 | 杭州富阳鸿祥技术服务有限公司 | 一种顶端打开式防脱落式锚杆 |
CN109139071A (zh) * | 2017-12-15 | 2019-01-04 | 杭州富阳飞尚装饰工程有限公司 | 一种打开式防脱落式锚杆 |
CN109296391A (zh) * | 2017-12-15 | 2019-02-01 | 杭州富阳飞尚装饰工程有限公司 | 一种防脱落式锚杆机构 |
CN109296391B (zh) * | 2017-12-15 | 2020-06-30 | 杭州富阳飞尚装饰工程有限公司 | 一种防脱落式锚杆机构 |
CN109139071B (zh) * | 2017-12-15 | 2020-07-14 | 晋城宏圣科威矿用材料有限公司 | 一种打开式防脱落式锚杆 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081212 Address after: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee after: Western Drilling Kelamayi Drilling Technology Institute Address before: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee 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: 20081212 |
|
CX01 | Expiry of patent term |
Granted publication date: 20070321 |
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EXPY | Termination of patent right or utility model |