CN201047262Y - 一种取心工具内筒 - Google Patents
一种取心工具内筒 Download PDFInfo
- Publication number
- CN201047262Y CN201047262Y CNU2007200801861U CN200720080186U CN201047262Y CN 201047262 Y CN201047262 Y CN 201047262Y CN U2007200801861 U CNU2007200801861 U CN U2007200801861U CN 200720080186 U CN200720080186 U CN 200720080186U CN 201047262 Y CN201047262 Y CN 201047262Y
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- inner cylinder
- rock core
- inner core
- coring
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Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007200801861U CN201047262Y (zh) | 2007-07-04 | 2007-07-04 | 一种取心工具内筒 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2007200801861U CN201047262Y (zh) | 2007-07-04 | 2007-07-04 | 一种取心工具内筒 |
Publications (1)
Publication Number | Publication Date |
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CN201047262Y true CN201047262Y (zh) | 2008-04-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2007200801861U Expired - Fee Related CN201047262Y (zh) | 2007-07-04 | 2007-07-04 | 一种取心工具内筒 |
Country Status (1)
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CN (1) | CN201047262Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103510901A (zh) * | 2013-10-17 | 2014-01-15 | 无锡中地地质装备有限公司 | 钻具用取芯管结构 |
CN109538147A (zh) * | 2018-12-24 | 2019-03-29 | 中铁二院工程集团有限责任公司 | 单动双管冲击取芯钻具 |
-
2007
- 2007-07-04 CN CNU2007200801861U patent/CN201047262Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103510901A (zh) * | 2013-10-17 | 2014-01-15 | 无锡中地地质装备有限公司 | 钻具用取芯管结构 |
CN109538147A (zh) * | 2018-12-24 | 2019-03-29 | 中铁二院工程集团有限责任公司 | 单动双管冲击取芯钻具 |
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Legal Events
Date | Code | Title | Description |
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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: 20081128 Address after: Two south section of Zhongshan Road, Sichuan, Guanghan Province, China: 618300 Patentee after: Drilling Technology Research Institute, Chuanqing Drilling Engineering Co., Ltd. of China Petroleum Logging Co., Ltd. Address before: The two section of South Zhongshan Road, Guanghan, Sichuan Province, China, 618300 Patentee before: Drilling and Productino Process Technology Inst., Sichuan Petroleum Administrati |
|
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEERI Free format text: FORMER OWNER: SICHUAN PETROLEUM ADMINISTRATION DRILLING CRAFT TECHNOLOGY RESEARCH INSTITUTE Effective date: 20081128 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080416 Termination date: 20150704 |
|
EXPY | Termination of patent right or utility model |