CN104847273B - 多层切割的半球状钻头及具有该钻头的钻孔工具 - Google Patents
多层切割的半球状钻头及具有该钻头的钻孔工具 Download PDFInfo
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- CN104847273B CN104847273B CN201510254172.6A CN201510254172A CN104847273B CN 104847273 B CN104847273 B CN 104847273B CN 201510254172 A CN201510254172 A CN 201510254172A CN 104847273 B CN104847273 B CN 104847273B
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- Prior art keywords
- cutting
- drill bit
- cutting head
- head
- cylindrical body
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510254172.6A CN104847273B (zh) | 2015-05-19 | 2015-05-19 | 多层切割的半球状钻头及具有该钻头的钻孔工具 |
Applications Claiming Priority (1)
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CN201510254172.6A CN104847273B (zh) | 2015-05-19 | 2015-05-19 | 多层切割的半球状钻头及具有该钻头的钻孔工具 |
Publications (2)
Publication Number | Publication Date |
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CN104847273A CN104847273A (zh) | 2015-08-19 |
CN104847273B true CN104847273B (zh) | 2017-08-29 |
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ID=53847200
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CN201510254172.6A Active CN104847273B (zh) | 2015-05-19 | 2015-05-19 | 多层切割的半球状钻头及具有该钻头的钻孔工具 |
Country Status (1)
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CN (1) | CN104847273B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108625788B (zh) * | 2018-07-10 | 2023-05-26 | 西南石油大学 | 一种新型pdc、牙轮复合钻头 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4844185A (en) * | 1986-11-11 | 1989-07-04 | Reed Tool Company Limited | Rotary drill bits |
CN202659151U (zh) * | 2012-05-18 | 2013-01-09 | 西南石油大学 | 一种刮切-冲击复合式钻头 |
CN104018783A (zh) * | 2014-05-27 | 2014-09-03 | 成都来宝石油设备有限公司 | 一种高钻进速度的pdc钻头 |
CN204024481U (zh) * | 2014-08-26 | 2014-12-17 | 莱州市原野科技有限公司 | 尖齿pdc钻头 |
CN204627421U (zh) * | 2015-05-19 | 2015-09-09 | 中国水利水电第十工程局有限公司 | 多层切割的半球状钻头及具有该钻头的钻孔工具 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9567807B2 (en) * | 2010-10-05 | 2017-02-14 | Baker Hughes Incorporated | Diamond impregnated cutting structures, earth-boring drill bits and other tools including diamond impregnated cutting structures, and related methods |
SE534173C2 (sv) * | 2009-08-28 | 2011-05-17 | Atlas Copco Secoroc Ab | Borrsträngskomponenet med vibrationsdämpande struktur anordnad i anslutning till åtminstone en del av dess insida |
-
2015
- 2015-05-19 CN CN201510254172.6A patent/CN104847273B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4844185A (en) * | 1986-11-11 | 1989-07-04 | Reed Tool Company Limited | Rotary drill bits |
CN202659151U (zh) * | 2012-05-18 | 2013-01-09 | 西南石油大学 | 一种刮切-冲击复合式钻头 |
CN104018783A (zh) * | 2014-05-27 | 2014-09-03 | 成都来宝石油设备有限公司 | 一种高钻进速度的pdc钻头 |
CN204024481U (zh) * | 2014-08-26 | 2014-12-17 | 莱州市原野科技有限公司 | 尖齿pdc钻头 |
CN204627421U (zh) * | 2015-05-19 | 2015-09-09 | 中国水利水电第十工程局有限公司 | 多层切割的半球状钻头及具有该钻头的钻孔工具 |
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CN104847273A (zh) | 2015-08-19 |
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CB03 | Change of inventor or designer information |
Inventor after: Li Qiang Inventor after: Li Gang Inventor after: Li Changqing Inventor after: Huang Kaijiang Inventor after: Pi Shiwen Inventor after: Li Youyi Inventor after: Li Ming Inventor after: Wu Fangming Inventor after: Zhang Guangsheng Inventor after: Zheng Ping Inventor after: Ren Xiaofeng Inventor before: Huang Kaijiang Inventor before: Li Xiaoqin |
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