CN205154101U - 一种便携式高压旋塞阀 - Google Patents
一种便携式高压旋塞阀 Download PDFInfo
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- CN205154101U CN205154101U CN201520900602.2U CN201520900602U CN205154101U CN 205154101 U CN205154101 U CN 205154101U CN 201520900602 U CN201520900602 U CN 201520900602U CN 205154101 U CN205154101 U CN 205154101U
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CN201520900602.2U CN205154101U (zh) | 2015-11-12 | 2015-11-12 | 一种便携式高压旋塞阀 |
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CN107218011A (zh) * | 2017-05-19 | 2017-09-29 | 中国石油集团渤海钻探工程有限公司 | 一种多功能考克 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107218011A (zh) * | 2017-05-19 | 2017-09-29 | 中国石油集团渤海钻探工程有限公司 | 一种多功能考克 |
CN107218011B (zh) * | 2017-05-19 | 2019-07-16 | 中国石油集团渤海钻探工程有限公司 | 一种多功能考克 |
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Effective date of registration: 20180806 Address after: 100028 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Co-patentee after: WELL CEMENTATION COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Co-patentee after: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Address before: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Co-patentee before: WELL CEMENTATION COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTD. Patentee before: SINOPEC OILFIELD SERVICE CORPORATION |
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