CN201288519Y - 石油钻井平台上的鼠洞钻杆防转器 - Google Patents
石油钻井平台上的鼠洞钻杆防转器 Download PDFInfo
- Publication number
- CN201288519Y CN201288519Y CNU2008201784143U CN200820178414U CN201288519Y CN 201288519 Y CN201288519 Y CN 201288519Y CN U2008201784143 U CNU2008201784143 U CN U2008201784143U CN 200820178414 U CN200820178414 U CN 200820178414U CN 201288519 Y CN201288519 Y CN 201288519Y
- Authority
- CN
- China
- Prior art keywords
- drill pipe
- drilling rod
- rathole
- housing
- hole
- 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
- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 241000700159 Rattus Species 0.000 claims description 10
- 230000002146 bilateral Effects 0.000 claims description 3
- 230000001681 protective Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008201784143U CN201288519Y (zh) | 2008-11-12 | 2008-11-12 | 石油钻井平台上的鼠洞钻杆防转器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008201784143U CN201288519Y (zh) | 2008-11-12 | 2008-11-12 | 石油钻井平台上的鼠洞钻杆防转器 |
Publications (1)
Publication Number | Publication Date |
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CN201288519Y true CN201288519Y (zh) | 2009-08-12 |
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Family Applications (1)
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CNU2008201784143U Expired - Fee Related CN201288519Y (zh) | 2008-11-12 | 2008-11-12 | 石油钻井平台上的鼠洞钻杆防转器 |
Country Status (1)
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CN (1) | CN201288519Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102720445A (zh) * | 2012-06-08 | 2012-10-10 | 宝鸡石油机械有限责任公司 | 石油钻机用鼠洞卡紧装置 |
CN104234644A (zh) * | 2014-07-10 | 2014-12-24 | 吴余祥 | 一种上翻板自锁小鼠洞卡盘 |
-
2008
- 2008-11-12 CN CNU2008201784143U patent/CN201288519Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102720445A (zh) * | 2012-06-08 | 2012-10-10 | 宝鸡石油机械有限责任公司 | 石油钻机用鼠洞卡紧装置 |
CN104234644A (zh) * | 2014-07-10 | 2014-12-24 | 吴余祥 | 一种上翻板自锁小鼠洞卡盘 |
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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 |
Owner name: RENQIU BOXIN PETROLEUM MACHINERY MANUFACTURING CO. Free format text: FORMER NAME: RENQIU BOXIN OIL MACHINE ACCESSORY CO., LTD. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 062552, Hebei, Cangzhou province Renqiu City Oil Transportation West 106 National Road, East Thought Development Zone Patentee after: Renqiu Boxin Petroleum Machinery Manufacturing Co., Ltd. Address before: 062552 Northwest Road, Yanshan Road, Hebei, Renqiu Patentee before: Boxin Petroleum Machinery Accessory Co., Ltd. Hebei |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20161112 |