CN203584352U - 一种一次全井钻柱通径规 - Google Patents
一种一次全井钻柱通径规 Download PDFInfo
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- CN203584352U CN203584352U CN201320664714.3U CN201320664714U CN203584352U CN 203584352 U CN203584352 U CN 203584352U CN 201320664714 U CN201320664714 U CN 201320664714U CN 203584352 U CN203584352 U CN 203584352U
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CN201320664714.3U CN203584352U (zh) | 2013-10-28 | 2013-10-28 | 一种一次全井钻柱通径规 |
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CN201320664714.3U CN203584352U (zh) | 2013-10-28 | 2013-10-28 | 一种一次全井钻柱通径规 |
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CN203584352U true CN203584352U (zh) | 2014-05-07 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103556968A (zh) * | 2013-10-28 | 2014-02-05 | 中国海洋石油总公司 | 一种一次全井钻柱通径规及其使用方法 |
CN107270801A (zh) * | 2017-05-09 | 2017-10-20 | 中国科学院合肥物质科学研究院 | 一种超导导体异型铠甲内径检测装置 |
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2013
- 2013-10-28 CN CN201320664714.3U patent/CN203584352U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103556968A (zh) * | 2013-10-28 | 2014-02-05 | 中国海洋石油总公司 | 一种一次全井钻柱通径规及其使用方法 |
CN103556968B (zh) * | 2013-10-28 | 2016-03-02 | 中国海洋石油总公司 | 一种一次全井钻柱通径规及其使用方法 |
CN107270801A (zh) * | 2017-05-09 | 2017-10-20 | 中国科学院合肥物质科学研究院 | 一种超导导体异型铠甲内径检测装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: CNOOC (China) Limited Zhanjiang Branch Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 China oil tower, 25 Chaoyangmen North Street, Dongcheng District, Beijing Co-patentee before: CNOOC (China) Limited Zhanjiang Branch Patentee before: China National Offshore Oil Corporation |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20201028 |