CN201276977Y - 用于浅海钻孔的可伸缩护孔套管装置 - Google Patents
用于浅海钻孔的可伸缩护孔套管装置 Download PDFInfo
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CN 200820167602 CN201276977Y (zh) | 2008-11-06 | 2008-11-06 | 用于浅海钻孔的可伸缩护孔套管装置 |
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CN 200820167602 CN201276977Y (zh) | 2008-11-06 | 2008-11-06 | 用于浅海钻孔的可伸缩护孔套管装置 |
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CN201276977Y true CN201276977Y (zh) | 2009-07-22 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108343382A (zh) * | 2018-03-08 | 2018-07-31 | 浙江华东建设工程有限公司 | 适用于海上勘探船的钻探套管装置及其施工方法 |
CN110779405A (zh) * | 2019-10-21 | 2020-02-11 | 中建五局土木工程有限公司 | 基坑弱扰动控制性爆破施工体系及施工方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108343382A (zh) * | 2018-03-08 | 2018-07-31 | 浙江华东建设工程有限公司 | 适用于海上勘探船的钻探套管装置及其施工方法 |
CN108343382B (zh) * | 2018-03-08 | 2024-01-05 | 浙江华东建设工程有限公司 | 适用于海上勘探船的钻探套管装置及其施工方法 |
CN110779405A (zh) * | 2019-10-21 | 2020-02-11 | 中建五局土木工程有限公司 | 基坑弱扰动控制性爆破施工体系及施工方法 |
CN110779405B (zh) * | 2019-10-21 | 2022-02-11 | 中建五局土木工程有限公司 | 基坑弱扰动控制性爆破施工体系及施工方法 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhou Guanghui Inventor after: Xu Qiyun Inventor after: Zhang Minglin Inventor after: Ye Guiming Inventor after: Gao Qimin Inventor before: Zhou Guanghui Inventor before: Xu Qiyun Inventor before: Zhang Mingzhu Inventor before: Ye Guiming Inventor before: Wu Qimin |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHOU GUANGHUI XU QIYUN ZHANG MINGZHU YE GUIMING WU QIMIN TO: ZHOU GUANGHUI XU QIYUN ZHANG MINGLIN YE GUIMING GAO QIMIN |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20171106 |
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CF01 | Termination of patent right due to non-payment of annual fee |