CN206753510U - 钻具减震工具及其钻井管柱 - Google Patents
钻具减震工具及其钻井管柱 Download PDFInfo
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- CN206753510U CN206753510U CN201720212038.4U CN201720212038U CN206753510U CN 206753510 U CN206753510 U CN 206753510U CN 201720212038 U CN201720212038 U CN 201720212038U CN 206753510 U CN206753510 U CN 206753510U
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CN201720212038.4U CN206753510U (zh) | 2017-03-07 | 2017-03-07 | 钻具减震工具及其钻井管柱 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106761465A (zh) * | 2017-03-07 | 2017-05-31 | 中国石油天然气集团公司 | 钻具减震工具及其钻井管柱 |
CN113585972A (zh) * | 2021-08-05 | 2021-11-02 | 常州大学 | 一种防震型钻井工具 |
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2017
- 2017-03-07 CN CN201720212038.4U patent/CN206753510U/zh active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106761465A (zh) * | 2017-03-07 | 2017-05-31 | 中国石油天然气集团公司 | 钻具减震工具及其钻井管柱 |
CN113585972A (zh) * | 2021-08-05 | 2021-11-02 | 常州大学 | 一种防震型钻井工具 |
CN113585972B (zh) * | 2021-08-05 | 2023-12-01 | 常州大学 | 一种防震型钻井工具 |
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Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: China National Petroleum Corp. Patentee after: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM Co. |
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Effective date of registration: 20230104 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: BEIJING PETROLEUM MACHINERY Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. |