CN201152149Y - 具有独立式纵向后备切削结构的聚晶金刚石复合片钻头 - Google Patents
具有独立式纵向后备切削结构的聚晶金刚石复合片钻头 Download PDFInfo
- Publication number
- CN201152149Y CN201152149Y CNU2007200822707U CN200720082270U CN201152149Y CN 201152149 Y CN201152149 Y CN 201152149Y CN U2007200822707 U CNU2007200822707 U CN U2007200822707U CN 200720082270 U CN200720082270 U CN 200720082270U CN 201152149 Y CN201152149 Y CN 201152149Y
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- Prior art keywords
- reserve
- cutting
- cutting structure
- bit
- cutting teeth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000010432 diamond Substances 0.000 title claims abstract description 30
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 29
- 230000036346 tooth eruption Effects 0.000 claims abstract description 77
- 239000002131 composite material Substances 0.000 claims abstract description 21
- 210000000515 tooth Anatomy 0.000 claims description 37
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000004744 fabric Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
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Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007200822707U CN201152149Y (zh) | 2007-12-04 | 2007-12-04 | 具有独立式纵向后备切削结构的聚晶金刚石复合片钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007200822707U CN201152149Y (zh) | 2007-12-04 | 2007-12-04 | 具有独立式纵向后备切削结构的聚晶金刚石复合片钻头 |
Publications (1)
Publication Number | Publication Date |
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CN201152149Y true CN201152149Y (zh) | 2008-11-19 |
Family
ID=40127828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2007200822707U Expired - Lifetime CN201152149Y (zh) | 2007-12-04 | 2007-12-04 | 具有独立式纵向后备切削结构的聚晶金刚石复合片钻头 |
Country Status (1)
Country | Link |
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CN (1) | CN201152149Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103492662A (zh) * | 2011-04-27 | 2014-01-01 | 维拉国际工业有限公司 | 套管端工具 |
CN104646729A (zh) * | 2015-02-05 | 2015-05-27 | 禹伟 | 一种钻芯可更换钻头 |
CN116988739A (zh) * | 2023-09-26 | 2023-11-03 | 西南石油大学 | 一种高密度纵向布齿pdc钻头 |
-
2007
- 2007-12-04 CN CNU2007200822707U patent/CN201152149Y/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103492662A (zh) * | 2011-04-27 | 2014-01-01 | 维拉国际工业有限公司 | 套管端工具 |
CN104646729A (zh) * | 2015-02-05 | 2015-05-27 | 禹伟 | 一种钻芯可更换钻头 |
CN116988739A (zh) * | 2023-09-26 | 2023-11-03 | 西南石油大学 | 一种高密度纵向布齿pdc钻头 |
CN116988739B (zh) * | 2023-09-26 | 2023-12-26 | 西南石油大学 | 一种高密度纵向布齿pdc钻头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SICHUAN CHUANSHI.CHRIDA DIAMOND BIT Co.,Ltd. Assignor: Southwest Petroleum University Contract record no.: 2011510000046 Denomination of utility model: Polycrystalline diamond compact bit possessing independent longitudinal back-up cutting structure Granted publication date: 20081119 License type: Exclusive License Record date: 20110510 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: SICHUAN CHUANSHI.CHRIDA DIAMOND BIT Co.,Ltd. Assignor: Southwest Petroleum University Contract record no.: 2011510000046 Date of cancellation: 20170331 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20081119 |