CN203616280U - 一种测量钻井液离子浓度的装置 - Google Patents
一种测量钻井液离子浓度的装置 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104569110A (zh) * | 2013-10-27 | 2015-04-29 | 中国石油化工集团公司 | 一种测量钻井液离子浓度的装置 |
CN111024774A (zh) * | 2020-01-08 | 2020-04-17 | 杭州大盒子汽车服务有限公司 | 水质检测及改善装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104569110A (zh) * | 2013-10-27 | 2015-04-29 | 中国石油化工集团公司 | 一种测量钻井液离子浓度的装置 |
CN111024774A (zh) * | 2020-01-08 | 2020-04-17 | 杭州大盒子汽车服务有限公司 | 水质检测及改善装置 |
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C14 | Grant of patent or utility model | ||
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151117 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: China Petrochemical Group Corp. Patentee before: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC |
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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: 20140528 Termination date: 20201027 |