CN203437675U - 绳索钻杆的接头螺纹加工用卡盘 - Google Patents
绳索钻杆的接头螺纹加工用卡盘 Download PDFInfo
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- CN203437675U CN203437675U CN201320502332.0U CN201320502332U CN203437675U CN 203437675 U CN203437675 U CN 203437675U CN 201320502332 U CN201320502332 U CN 201320502332U CN 203437675 U CN203437675 U CN 203437675U
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- clamping
- wedge
- screw thread
- rod
- tie
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CN201320502332.0U CN203437675U (zh) | 2013-08-16 | 2013-08-16 | 绳索钻杆的接头螺纹加工用卡盘 |
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CN201320502332.0U CN203437675U (zh) | 2013-08-16 | 2013-08-16 | 绳索钻杆的接头螺纹加工用卡盘 |
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CN203437675U true CN203437675U (zh) | 2014-02-19 |
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CN201320502332.0U Expired - Lifetime CN203437675U (zh) | 2013-08-16 | 2013-08-16 | 绳索钻杆的接头螺纹加工用卡盘 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103447564A (zh) * | 2013-08-16 | 2013-12-18 | 地质矿产部无锡钻探工具厂 | 绳索钻杆的接头螺纹加工用卡盘 |
CN104196815A (zh) * | 2014-08-26 | 2014-12-10 | 大连光洋科技集团有限公司 | 无动力空腔推拉器及其应用的夹紧器 |
-
2013
- 2013-08-16 CN CN201320502332.0U patent/CN203437675U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103447564A (zh) * | 2013-08-16 | 2013-12-18 | 地质矿产部无锡钻探工具厂 | 绳索钻杆的接头螺纹加工用卡盘 |
CN104196815A (zh) * | 2014-08-26 | 2014-12-10 | 大连光洋科技集团有限公司 | 无动力空腔推拉器及其应用的夹紧器 |
WO2016029695A1 (zh) * | 2014-08-26 | 2016-03-03 | 大连光洋科技集团有限公司 | 无动力空腔推拉器及其应用的夹紧器 |
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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: WUXI DRILLING TOOLS FACTORY CO., LTD. Free format text: FORMER NAME: WUXI DRILLING TOOLS FACTORY OF MINISTRY OF GEOLOGY AND MINERAL RESOURCES |
|
CP01 | Change in the name or title of a patent holder |
Address after: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee after: WUXI DRILLING TOOLS FACTORY Address before: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee before: Wuxi Drilling Tools Factory |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee after: Zhongdizhuang (Wuxi) drilling tools Co.,Ltd. Address before: 214174, Chang 8 Garden Road, Huishan Economic Development Zone, Wuxi, Jiangsu, China Patentee before: WUXI DRILLING TOOLS FACTORY |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140219 |