CN201460741U - 一种可变径pdc钻头 - Google Patents
一种可变径pdc钻头 Download PDFInfo
- Publication number
- CN201460741U CN201460741U CN2009200919735U CN200920091973U CN201460741U CN 201460741 U CN201460741 U CN 201460741U CN 2009200919735 U CN2009200919735 U CN 2009200919735U CN 200920091973 U CN200920091973 U CN 200920091973U CN 201460741 U CN201460741 U CN 201460741U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- fixed blade
- pdc drill
- spring
- cutter block
- 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
Images
Landscapes
- Earth Drilling (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200919735U CN201460741U (zh) | 2009-07-28 | 2009-07-28 | 一种可变径pdc钻头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200919735U CN201460741U (zh) | 2009-07-28 | 2009-07-28 | 一种可变径pdc钻头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201460741U true CN201460741U (zh) | 2010-05-12 |
Family
ID=42388095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009200919735U Expired - Fee Related CN201460741U (zh) | 2009-07-28 | 2009-07-28 | 一种可变径pdc钻头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201460741U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103244056A (zh) * | 2013-05-27 | 2013-08-14 | 韩一波 | 一种可变径pdc钻头 |
-
2009
- 2009-07-28 CN CN2009200919735U patent/CN201460741U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103244056A (zh) * | 2013-05-27 | 2013-08-14 | 韩一波 | 一种可变径pdc钻头 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101748970B (zh) | 超短半径径向钻井工具系统 | |
CN201106404Y (zh) | 套管钻井专用随钻扩眼器 | |
CN101864922B (zh) | 压缩式双密封裸眼封隔器 | |
CN102654024B (zh) | 钻井液压扩孔装置 | |
CN202348191U (zh) | 一趟钻开窗侧钻工具 | |
CN109296349B (zh) | 活塞式延时开启趾端滑套 | |
CN109296348B (zh) | 延时开启趾端滑套 | |
CN110566165B (zh) | 大曲率水平裸眼井筒柔性筛管下入装置及下入方法 | |
CN104747085A (zh) | 一种液压扩眼器及其扩眼方法 | |
CN105888639A (zh) | 塞控全通径滑套分段压裂管柱 | |
CN103046871B (zh) | 液压机械式随钻变径扩孔钻头 | |
CN102296950A (zh) | 一种液压剪切式取样钻具 | |
CN202866741U (zh) | 带有液压控锁的扩张式裸眼封隔器 | |
CN214035591U (zh) | 用于深海无钻机永久弃井的井下作业工具 | |
CN110130847A (zh) | 电缆传输井下齿轮式开孔工具 | |
CN201620785U (zh) | 压控水力推送工具 | |
CN201460741U (zh) | 一种可变径pdc钻头 | |
CN202338203U (zh) | 裸眼造穴工具 | |
CN104563920A (zh) | 一种起下管柱钻井液灌注和循环装置及方法 | |
CN203756034U (zh) | 一种水力扩张式随钻扩眼器 | |
CN201206425Y (zh) | 适合复杂地层防斜钻具组合 | |
CN202467657U (zh) | 钻井液压扩孔装置 | |
CN201714335U (zh) | 压缩式双密封裸眼封隔器 | |
CN113006697B (zh) | 一种机械液压式偏心回转定位装置 | |
CN103924923A (zh) | 同步多分支径向水平井完井方法及工具 |
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: JIYUAN HUAXIN PETROLEUM MACHINERY CO., LTD. Free format text: FORMER OWNER: JIYUAN HUAXIN HYDRAULIC MACHINERY CO., LTD. Effective date: 20120428 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120428 Address after: 454650 Jiyuan science and Technology Industrial Zone, Henan Patentee after: Jiyuan Huaxin Petroleum Machinery Co., Ltd. Address before: 454650 Jiyuan science and Technology Industrial Zone, Henan Patentee before: Jiyuan Huaxin Hydraulic Machinery Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20140728 |
|
EXPY | Termination of patent right or utility model |