CN201554458U - Digital acoustical wave density-varied comprehensive logging instrument - Google Patents
Digital acoustical wave density-varied comprehensive logging instrument Download PDFInfo
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- CN201554458U CN201554458U CN2009200349591U CN200920034959U CN201554458U CN 201554458 U CN201554458 U CN 201554458U CN 2009200349591 U CN2009200349591 U CN 2009200349591U CN 200920034959 U CN200920034959 U CN 200920034959U CN 201554458 U CN201554458 U CN 201554458U
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CN2009200349591U CN201554458U (en) | 2009-10-12 | 2009-10-12 | Digital acoustical wave density-varied comprehensive logging instrument |
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CN2009200349591U CN201554458U (en) | 2009-10-12 | 2009-10-12 | Digital acoustical wave density-varied comprehensive logging instrument |
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CN201554458U true CN201554458U (en) | 2010-08-18 |
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CN2009200349591U Expired - Fee Related CN201554458U (en) | 2009-10-12 | 2009-10-12 | Digital acoustical wave density-varied comprehensive logging instrument |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102042003A (en) * | 2009-10-12 | 2011-05-04 | 西安威尔罗根能源科技有限公司 | Digital sound wave and variable-density comprehensive logging instrument |
CN103867197A (en) * | 2014-04-04 | 2014-06-18 | 中国石油集团川庆钻探工程有限公司 | Complex lithology natural gas layer sound wave time difference discrimination method |
CN107201896A (en) * | 2016-03-18 | 2017-09-26 | 中国石油化工股份有限公司 | One kind is with drilling well footpath ultrasonic device for measuring |
-
2009
- 2009-10-12 CN CN2009200349591U patent/CN201554458U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102042003A (en) * | 2009-10-12 | 2011-05-04 | 西安威尔罗根能源科技有限公司 | Digital sound wave and variable-density comprehensive logging instrument |
CN103867197A (en) * | 2014-04-04 | 2014-06-18 | 中国石油集团川庆钻探工程有限公司 | Complex lithology natural gas layer sound wave time difference discrimination method |
CN103867197B (en) * | 2014-04-04 | 2016-07-20 | 中国石油集团川庆钻探工程有限公司 | Complex lithology natural gas layer sound wave time difference discrimination method |
CN107201896A (en) * | 2016-03-18 | 2017-09-26 | 中国石油化工股份有限公司 | One kind is with drilling well footpath ultrasonic device for measuring |
CN107201896B (en) * | 2016-03-18 | 2020-06-19 | 中国石油化工股份有限公司 | Ultrasonic measurement device for borehole diameter 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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Digital sound wave and variable-density comprehensive logging instrument Effective date of registration: 20111221 Granted publication date: 20100818 Pledgee: China Minsheng Banking Corp Xi'an branch Pledgor: Xi'an Weier Rogan Energy Technology Co., Ltd.|Xu Peng Registration number: 2011990000503 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20120815 Granted publication date: 20100818 Pledgee: China Minsheng Banking Corp Xi'an branch Pledgor: Xi'an Weier Rogan Energy Technology Co., Ltd.|Xu Peng Registration number: 2011990000503 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Digital sound wave and variable-density comprehensive logging instrument Effective date of registration: 20121218 Granted publication date: 20100818 Pledgee: China Minsheng Banking Corp Xi'an branch Pledgor: Xi'an Weier Rogan Energy Technology Co., Ltd.|Xu Peng Registration number: 2012990000813 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161102 Granted publication date: 20100818 Pledgee: China Minsheng Banking Corp Xi'an branch Pledgor: Xi'an Weier Rogan Energy Technology Co., Ltd.|Xu Peng Registration number: 2012990000813 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20181012 |
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CF01 | Termination of patent right due to non-payment of annual fee |