CN202832388U - 气体钻井用防回火阀 - Google Patents
气体钻井用防回火阀 Download PDFInfo
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- CN202832388U CN202832388U CN 201220558702 CN201220558702U CN202832388U CN 202832388 U CN202832388 U CN 202832388U CN 201220558702 CN201220558702 CN 201220558702 CN 201220558702 U CN201220558702 U CN 201220558702U CN 202832388 U CN202832388 U CN 202832388U
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CN 201220558702 CN202832388U (zh) | 2012-10-29 | 2012-10-29 | 气体钻井用防回火阀 |
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CN 201220558702 CN202832388U (zh) | 2012-10-29 | 2012-10-29 | 气体钻井用防回火阀 |
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CN202832388U true CN202832388U (zh) | 2013-03-27 |
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CN 201220558702 Expired - Fee Related CN202832388U (zh) | 2012-10-29 | 2012-10-29 | 气体钻井用防回火阀 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108321604A (zh) * | 2018-01-17 | 2018-07-24 | 安徽中骄智能科技有限公司 | 一种基于熔断释放的自断式插座结构装置 |
CN110485998A (zh) * | 2019-08-31 | 2019-11-22 | 山东益矿钻采科技有限公司 | 一种用于钻探孔内高温灾害控制的安全防护技术 |
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2012
- 2012-10-29 CN CN 201220558702 patent/CN202832388U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108321604A (zh) * | 2018-01-17 | 2018-07-24 | 安徽中骄智能科技有限公司 | 一种基于熔断释放的自断式插座结构装置 |
CN110485998A (zh) * | 2019-08-31 | 2019-11-22 | 山东益矿钻采科技有限公司 | 一种用于钻探孔内高温灾害控制的安全防护技术 |
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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: SHAANXI GAOHUA ZHIBEN CHEMICAL TECHNOLOGY CO., LTD Free format text: FORMER NAME: SHAANXI LIANMENG LOGISTICS CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 710065 Shaanxi city of Xi'an province high tech Zone Feng Hui Road No. 36 Oak Street Block B room 10406 Patentee after: SHAANXI GAOHUA ZHIBEN CHEMICAL SCIENCE & TECHNOLOGY CO., LTD. Address before: 710065 Shaanxi city of Xi'an province high tech Zone Feng Hui Road No. 36 Oak Street Block B room 10406 Patentee before: Shaanxi Alliance Logistics Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20131029 |