CN201778649U - 一种防掉螺杆钻具 - Google Patents
一种防掉螺杆钻具 Download PDFInfo
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- CN201778649U CN201778649U CN2010202933072U CN201020293307U CN201778649U CN 201778649 U CN201778649 U CN 201778649U CN 2010202933072 U CN2010202933072 U CN 2010202933072U CN 201020293307 U CN201020293307 U CN 201020293307U CN 201778649 U CN201778649 U CN 201778649U
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CN2010202933072U CN201778649U (zh) | 2010-08-17 | 2010-08-17 | 一种防掉螺杆钻具 |
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CN2010202933072U CN201778649U (zh) | 2010-08-17 | 2010-08-17 | 一种防掉螺杆钻具 |
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CN201778649U true CN201778649U (zh) | 2011-03-30 |
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CN2010202933072U Expired - Fee Related CN201778649U (zh) | 2010-08-17 | 2010-08-17 | 一种防掉螺杆钻具 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103321568A (zh) * | 2013-07-17 | 2013-09-25 | 西南石油大学 | 一种长寿命高性能螺杆钻具 |
CN103615193A (zh) * | 2013-11-20 | 2014-03-05 | 山东陆海石油装备有限公司 | 螺杆钻具用防掉传动轴总成 |
CN103883246A (zh) * | 2014-03-31 | 2014-06-25 | 青岛金江源工贸有限公司 | 井下高效螺杆钻具 |
CN104763322A (zh) * | 2015-03-31 | 2015-07-08 | 青岛江汉石油机械有限公司 | 一种螺杆钻具的四防松双防掉动力输出轴 |
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2010
- 2010-08-17 CN CN2010202933072U patent/CN201778649U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103321568A (zh) * | 2013-07-17 | 2013-09-25 | 西南石油大学 | 一种长寿命高性能螺杆钻具 |
CN103321568B (zh) * | 2013-07-17 | 2015-07-01 | 西南石油大学 | 一种长寿命高性能螺杆钻具 |
CN103615193A (zh) * | 2013-11-20 | 2014-03-05 | 山东陆海石油装备有限公司 | 螺杆钻具用防掉传动轴总成 |
CN103883246A (zh) * | 2014-03-31 | 2014-06-25 | 青岛金江源工贸有限公司 | 井下高效螺杆钻具 |
CN103883246B (zh) * | 2014-03-31 | 2016-02-17 | 青岛金江源工贸有限公司 | 井下高效螺杆钻具 |
CN104763322A (zh) * | 2015-03-31 | 2015-07-08 | 青岛江汉石油机械有限公司 | 一种螺杆钻具的四防松双防掉动力输出轴 |
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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: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANDONG LUHAI PETROLEUM EQUIPMENT CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: 250000 North Road, middle of Beichen Road, Lingxian County Economic Development Zone, Dezhou, Shandong Patentee after: SHANDONG LUHAI PETROLEUM TECHNOLOGY CO., LTD. Address before: 253500 North Road, middle of Beichen Road, Lingxian County Development Zone, Shandong Patentee before: Shandong Luhai Petroleum Equipment Co., Ltd. |
|
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: 20110330 Termination date: 20160817 |