CN202187758U - 一种旋挖钻机用测斜仪 - Google Patents
一种旋挖钻机用测斜仪 Download PDFInfo
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- CN202187758U CN202187758U CN2011202846878U CN201120284687U CN202187758U CN 202187758 U CN202187758 U CN 202187758U CN 2011202846878 U CN2011202846878 U CN 2011202846878U CN 201120284687 U CN201120284687 U CN 201120284687U CN 202187758 U CN202187758 U CN 202187758U
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CN2011202846878U CN202187758U (zh) | 2011-08-05 | 2011-08-05 | 一种旋挖钻机用测斜仪 |
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CN2011202846878U CN202187758U (zh) | 2011-08-05 | 2011-08-05 | 一种旋挖钻机用测斜仪 |
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CN202187758U true CN202187758U (zh) | 2012-04-11 |
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CN2011202846878U Expired - Fee Related CN202187758U (zh) | 2011-08-05 | 2011-08-05 | 一种旋挖钻机用测斜仪 |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106246163A (zh) * | 2016-08-31 | 2016-12-21 | 中国科学院地质与地球物理研究所 | 近钻头动态井斜测量方法及装置 |
US9970288B2 (en) | 2016-08-31 | 2018-05-15 | Institute of geology and geophysics, Chinese Academy of Science | Receiving apparatus for downhole near-bit wireless transmission |
US10025003B1 (en) | 2017-01-19 | 2018-07-17 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Calibration method under near-bit wireless short-transmission ground envrionment based on electric field theory |
US10030504B2 (en) | 2016-11-21 | 2018-07-24 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Receiving apparatus suitable for azimuthally acoustic logging while drilling |
US10082021B2 (en) | 2016-11-21 | 2018-09-25 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Azimuthally acoustic while drilling signal receiving transducer encapsulating apparatus |
US10120795B2 (en) | 2016-09-21 | 2018-11-06 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Wear-leveling nandflash memory reading/writing method |
US10202841B2 (en) | 2016-08-29 | 2019-02-12 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Near-bit tool attitude measurement while drilling apparatus and method |
US10428646B2 (en) | 2016-08-31 | 2019-10-01 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Apparatus for downhole near-bit wireless transmission |
US10578754B2 (en) | 2017-01-19 | 2020-03-03 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Sinusoidal excitation method and apparatus for multi-pole acoustic logging while drilling |
US10662764B2 (en) | 2016-08-31 | 2020-05-26 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Near-bit constant-power wireless short-distance transmission method and apparatus |
-
2011
- 2011-08-05 CN CN2011202846878U patent/CN202187758U/zh not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10202841B2 (en) | 2016-08-29 | 2019-02-12 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Near-bit tool attitude measurement while drilling apparatus and method |
CN106246163A (zh) * | 2016-08-31 | 2016-12-21 | 中国科学院地质与地球物理研究所 | 近钻头动态井斜测量方法及装置 |
CN106246163B (zh) * | 2016-08-31 | 2017-07-14 | 中国科学院地质与地球物理研究所 | 近钻头动态井斜测量方法及装置 |
US9970288B2 (en) | 2016-08-31 | 2018-05-15 | Institute of geology and geophysics, Chinese Academy of Science | Receiving apparatus for downhole near-bit wireless transmission |
US10317204B2 (en) | 2016-08-31 | 2019-06-11 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Near-bit dynamic well deviation angle measurement method and apparatus |
US10428646B2 (en) | 2016-08-31 | 2019-10-01 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Apparatus for downhole near-bit wireless transmission |
US10662764B2 (en) | 2016-08-31 | 2020-05-26 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Near-bit constant-power wireless short-distance transmission method and apparatus |
US10120795B2 (en) | 2016-09-21 | 2018-11-06 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Wear-leveling nandflash memory reading/writing method |
US10030504B2 (en) | 2016-11-21 | 2018-07-24 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Receiving apparatus suitable for azimuthally acoustic logging while drilling |
US10082021B2 (en) | 2016-11-21 | 2018-09-25 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Azimuthally acoustic while drilling signal receiving transducer encapsulating apparatus |
US10025003B1 (en) | 2017-01-19 | 2018-07-17 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Calibration method under near-bit wireless short-transmission ground envrionment based on electric field theory |
US10578754B2 (en) | 2017-01-19 | 2020-03-03 | Institute Of Geology And Geophysics, Chinese Academy Of Sciences | Sinusoidal excitation method and apparatus for multi-pole acoustic logging while drilling |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: BEIJING LIUHE GREATNESS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: BEIJIN LIUHE GREATNESS TECHNOLOGY CO., LTD. |
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CP01 | Change in the name or title of a patent holder |
Address after: 100070 Beijing, Fengtai District, South Fourth Ring Road West, No. 12, building 188, floor 39 Patentee after: Beijing Liuhe Greatness Technology Co., Ltd. Address before: 100070 Beijing, Fengtai District, South Fourth Ring Road West, No. 12, building 188, floor 39 Patentee before: Beijing Liuhe Greatness Technology Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20150805 |
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EXPY | Termination of patent right or utility model |