CN201526266U - 具有防偏功能的10米深孔钻钻孔装置 - Google Patents
具有防偏功能的10米深孔钻钻孔装置 Download PDFInfo
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- CN201526266U CN201526266U CN2009202553028U CN200920255302U CN201526266U CN 201526266 U CN201526266 U CN 201526266U CN 2009202553028 U CN2009202553028 U CN 2009202553028U CN 200920255302 U CN200920255302 U CN 200920255302U CN 201526266 U CN201526266 U CN 201526266U
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CN2009202553028U CN201526266U (zh) | 2009-10-30 | 2009-10-30 | 具有防偏功能的10米深孔钻钻孔装置 |
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CN2009202553028U CN201526266U (zh) | 2009-10-30 | 2009-10-30 | 具有防偏功能的10米深孔钻钻孔装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105804659A (zh) * | 2016-03-11 | 2016-07-27 | 柳超 | 一种用于钻深井的自动加强钻头 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105804659A (zh) * | 2016-03-11 | 2016-07-27 | 柳超 | 一种用于钻深井的自动加强钻头 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JIANGSU ELITE PETROLEUM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JIANGSU RONGTAI PETROLEUM TECHNOLOGY CO., LTD. Effective date: 20150116 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214446 WUXI, JIANGSU PROVINCE TO: 214445 WUXI, JIANGSU PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20150116 Address after: 214445 Jiangsu city of Jiangyin Province Huang Tu Zhen Shi Zhuang City Road No. 21 Patentee after: Jiangsu according to Wright Petroleum Technology Co., Ltd. Address before: Lingang New City Shi Zhuang Road Jiangyin city Jiangsu province 214446 City No. 21 Patentee before: Jiangsu Rontech Petroleum Techomology Incorporated Company |
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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: 20100714 Termination date: 20161030 |