CN201193483Y - 双排切削齿pdc钻头 - Google Patents
双排切削齿pdc钻头 Download PDFInfo
- Publication number
- CN201193483Y CN201193483Y CNU200820018521XU CN200820018521U CN201193483Y CN 201193483 Y CN201193483 Y CN 201193483Y CN U200820018521X U CNU200820018521X U CN U200820018521XU CN 200820018521 U CN200820018521 U CN 200820018521U CN 201193483 Y CN201193483 Y CN 201193483Y
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- pdc
- cutting teeth
- cutters
- double
- rear row
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Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU200820018521XU CN201193483Y (zh) | 2008-03-04 | 2008-03-04 | 双排切削齿pdc钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU200820018521XU CN201193483Y (zh) | 2008-03-04 | 2008-03-04 | 双排切削齿pdc钻头 |
Publications (1)
Publication Number | Publication Date |
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CN201193483Y true CN201193483Y (zh) | 2009-02-11 |
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Application Number | Title | Priority Date | Filing Date |
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CNU200820018521XU Expired - Lifetime CN201193483Y (zh) | 2008-03-04 | 2008-03-04 | 双排切削齿pdc钻头 |
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CN (1) | CN201193483Y (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103527097A (zh) * | 2013-10-12 | 2014-01-22 | 中国石油大学(北京) | 主动调节型复合钻头 |
CN104879065A (zh) * | 2015-06-15 | 2015-09-02 | 泰州市宝锐石油设备制造有限公司 | 适合含砾地层钻进的pdc钻头 |
CN110145242A (zh) * | 2018-02-11 | 2019-08-20 | 中石化石油工程技术服务有限公司 | 一种带有锥形辅助切削齿pdc钻头 |
CN112696155A (zh) * | 2019-10-22 | 2021-04-23 | 西南石油大学 | 一种具有后排齿水孔的pdc钻头 |
-
2008
- 2008-03-04 CN CNU200820018521XU patent/CN201193483Y/zh not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103527097A (zh) * | 2013-10-12 | 2014-01-22 | 中国石油大学(北京) | 主动调节型复合钻头 |
CN103527097B (zh) * | 2013-10-12 | 2015-10-28 | 中国石油大学(北京) | 主动调节型复合钻头 |
CN104879065A (zh) * | 2015-06-15 | 2015-09-02 | 泰州市宝锐石油设备制造有限公司 | 适合含砾地层钻进的pdc钻头 |
CN110145242A (zh) * | 2018-02-11 | 2019-08-20 | 中石化石油工程技术服务有限公司 | 一种带有锥形辅助切削齿pdc钻头 |
CN112696155A (zh) * | 2019-10-22 | 2021-04-23 | 西南石油大学 | 一种具有后排齿水孔的pdc钻头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SINOPEC OILFIELD SERVICE CORPORATION Free format text: FORMER OWNER: WELL-DRILLING TECHNOLOGY INST., SHENGLI PETROLEUM ADMINISTRATION, SINOPEC Effective date: 20150701 Owner name: CHINA PETROLEUM + CHEMICAL VICTORY OIL ENGINEERING Effective date: 20150701 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150701 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: 257017 No. 236, North Road, Dongying District, Shandong, Dongying Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC |
|
CX01 | Expiry of patent term |
Granted publication date: 20090211 |
|
CX01 | Expiry of patent term |