CN205689510U - 一种注入头马达液压同步控制系统 - Google Patents
一种注入头马达液压同步控制系统 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107013535A (zh) * | 2017-05-16 | 2017-08-04 | 山河智能装备股份有限公司 | 一种压力自匹配能量利用系统 |
CN115234531A (zh) * | 2022-09-22 | 2022-10-25 | 山东威盟石油机械有限公司 | 一种注入头液压系统 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107013535A (zh) * | 2017-05-16 | 2017-08-04 | 山河智能装备股份有限公司 | 一种压力自匹配能量利用系统 |
CN115234531A (zh) * | 2022-09-22 | 2022-10-25 | 山东威盟石油机械有限公司 | 一种注入头液压系统 |
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C14 | Grant of patent or utility model | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20171110 Address after: 434020 No. 1 Longshan Temple Street, Jingzhou District, Jingzhou, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Patentee after: Four Sinopec Petroleum Machinery Co. Ltd. Address before: 434020 Jingzhou city of Hubei province Jingzhou district four Road No. 1 Patentee before: SJ Petroleum Machinery Co., SINOPEC |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191224 Address after: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: China Petroleum Chemical Industry Group Co Ltd Address before: 434020 No. 1 Longshan Temple Street, Jingzhou District, Jingzhou, Hubei Co-patentee before: SINOPEC OILFIELD EQUIPMENT CORPORATION Patentee before: Four Sinopec Petroleum Machinery Co. Ltd. |
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TR01 | Transfer of patent right |