CN207776841U - 一种单流泄油工艺管柱 - Google Patents
一种单流泄油工艺管柱 Download PDFInfo
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- CN207776841U CN207776841U CN201721904243.3U CN201721904243U CN207776841U CN 207776841 U CN207776841 U CN 207776841U CN 201721904243 U CN201721904243 U CN 201721904243U CN 207776841 U CN207776841 U CN 207776841U
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CN201721904243.3U CN207776841U (zh) | 2017-12-29 | 2017-12-29 | 一种单流泄油工艺管柱 |
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CN201721904243.3U CN207776841U (zh) | 2017-12-29 | 2017-12-29 | 一种单流泄油工艺管柱 |
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CN207776841U true CN207776841U (zh) | 2018-08-28 |
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CN201721904243.3U Withdrawn - After Issue CN207776841U (zh) | 2017-12-29 | 2017-12-29 | 一种单流泄油工艺管柱 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107939347A (zh) * | 2017-12-29 | 2018-04-20 | 大庆元山油田技术服务有限公司 | 一种单流泄油工艺管柱 |
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- 2017-12-29 CN CN201721904243.3U patent/CN207776841U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107939347A (zh) * | 2017-12-29 | 2018-04-20 | 大庆元山油田技术服务有限公司 | 一种单流泄油工艺管柱 |
CN107939347B (zh) * | 2017-12-29 | 2023-04-07 | 大庆元山油田技术服务有限公司 | 一种单流泄油工艺管柱 |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180930 Address after: 163113 Yongjun village, Saertu District, Daqing, Heilongjiang 38 Patentee after: DAQING YASHENG OILFIELD TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 163000 Room 301, Chuang Chuang building, three industrial zone, Daqing hi tech Industrial Zone, Heilongjiang Patentee before: DAQING YUANSHAN OILFIELD TECHNICAL SERVICE CO.,LTD. |
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TR01 | Transfer of patent right | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20230407 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20230407 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |