CN203701987U - 钢体微斜四刀翼pdc钻头 - Google Patents
钢体微斜四刀翼pdc钻头 Download PDFInfo
- Publication number
- CN203701987U CN203701987U CN201320881171.0U CN201320881171U CN203701987U CN 203701987 U CN203701987 U CN 203701987U CN 201320881171 U CN201320881171 U CN 201320881171U CN 203701987 U CN203701987 U CN 203701987U
- Authority
- CN
- China
- Prior art keywords
- wing
- cutting teeth
- short sword
- rimmer knife
- nozzle water
- 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 - Fee Related
Links
Landscapes
- Earth Drilling (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320881171.0U CN203701987U (zh) | 2013-12-30 | 2013-12-30 | 钢体微斜四刀翼pdc钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320881171.0U CN203701987U (zh) | 2013-12-30 | 2013-12-30 | 钢体微斜四刀翼pdc钻头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203701987U true CN203701987U (zh) | 2014-07-09 |
Family
ID=51052443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320881171.0U Expired - Fee Related CN203701987U (zh) | 2013-12-30 | 2013-12-30 | 钢体微斜四刀翼pdc钻头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203701987U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113404434A (zh) * | 2021-06-29 | 2021-09-17 | 山西天地王坡煤业有限公司 | 双向刮刀钻头 |
-
2013
- 2013-12-30 CN CN201320881171.0U patent/CN203701987U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113404434A (zh) * | 2021-06-29 | 2021-09-17 | 山西天地王坡煤业有限公司 | 双向刮刀钻头 |
CN113404434B (zh) * | 2021-06-29 | 2024-05-17 | 山西天地王坡煤业有限公司 | 双向刮刀钻头 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206016680U (zh) | 一种分体流线型刀翼快速钻进钻头 | |
CN207420457U (zh) | 一种聚晶金刚石复合片及采用此复合片的钻头 | |
CN203701989U (zh) | 螺旋刀翼钢体pdc钻头 | |
CN203097722U (zh) | 一种锥形保径pdc钻头 | |
CN203701983U (zh) | 钢体螺旋四刀翼pdc钻头 | |
CN103541660A (zh) | 一种复合式偏心单牙轮钻头 | |
CN206000471U (zh) | 一种防卡钻pdc钻头 | |
CN101812971B (zh) | 一种复合钻头 | |
CN108915600B (zh) | 一种交叉齿金刚石钻头及其制造方法 | |
CN203701986U (zh) | 钢体螺旋五刀翼pdc钻头 | |
CN213627443U (zh) | 一种蝶形布齿的聚晶金刚石复合片钻头 | |
CN103758463A (zh) | 弧形齿的孕镶金刚石钻头 | |
CN203701987U (zh) | 钢体微斜四刀翼pdc钻头 | |
CN203835272U (zh) | 一种弧形保径pdc钻头 | |
CN203403824U (zh) | Pdc钻头 | |
CN103939024B (zh) | 一种硬砂质土钻头 | |
CN204627420U (zh) | 针对塑性泥页岩三刀翼增强保径pdc钻头 | |
CN204024482U (zh) | 一种复合式pdc钻头 | |
CN205778557U (zh) | 一种带切削副齿的五刀翼钢体式pdc钻头 | |
CN201292773Y (zh) | 一种用于软硬交互地层钻进的pdc钻头 | |
CN211230252U (zh) | 深海钻井定向pdc钻头 | |
CN210370507U (zh) | 煤矿用氮化硼金刚石钻头 | |
CN209457881U (zh) | 一种适用于片麻岩地质的pdc钻头装置 | |
CN108086914B (zh) | 一种变径钻具 | |
CN210118098U (zh) | 一种圆弧-抛物线-圆弧的新型齿形结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CB03 | Change of inventor or designer information |
Inventor after: Zeng Weilin Inventor before: Zeng Weilin Inventor before: Zhang Jie |
|
COR | Change of bibliographic data | ||
CP01 | Change in the name or title of a patent holder |
Address after: 834000, No. four, No. 3860, Ping Bei Road, the Xinjiang Uygur Autonomous Region, Karamay Patentee after: Xinjiang new edge Petroleum Technology Service Limited by Share Ltd. Address before: 834000, No. four, No. 3860, Ping Bei Road, the Xinjiang Uygur Autonomous Region, Karamay Patentee before: KARAMAY NEW EDGE DIAMOND DRILL MANUFACTURING Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20211230 |
|
CF01 | Termination of patent right due to non-payment of annual fee |