CN205880591U - 一种油田智能伺服控制*** - Google Patents
一种油田智能伺服控制*** Download PDFInfo
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- CN205880591U CN205880591U CN201620826297.1U CN201620826297U CN205880591U CN 205880591 U CN205880591 U CN 205880591U CN 201620826297 U CN201620826297 U CN 201620826297U CN 205880591 U CN205880591 U CN 205880591U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109681495A (zh) * | 2018-12-19 | 2019-04-26 | 中国石油化工股份有限公司 | 一种电液执行器控制*** |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109681495A (zh) * | 2018-12-19 | 2019-04-26 | 中国石油化工股份有限公司 | 一种电液执行器控制*** |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20181203 Address after: 225300 Wuliqiao Trial Production Brigade Complex Building, Taizhou Development Zone, Jiangsu Province Patentee after: Taizhou Youheng Oil and Gas Engineering Service Co., Ltd. Address before: 225300 South Passage 99, Hailing District, Taizhou City, Jiangsu Province Patentee before: China Petroleum Chemical Co Huadong oil and gas branch Taizhou oil production plant |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210913 Address after: 225300 South Passage 99, Hailing District, Taizhou City, Jiangsu Province Patentee after: TAIZHOU OIL PRODUCTION PLANT, CHINA PETROLEUM & CHEMICAL CORPORATION EAST CHINA OIL & GAS Co. Address before: 225300 Wuliqiao Trial Production Brigade Complex Building, Taizhou Development Zone, Jiangsu Province Patentee before: Taizhou Youheng Oil and Gas Engineering Service Co.,Ltd. |