CN204879252U - 一种管道清管装置 - Google Patents
一种管道清管装置 Download PDFInfo
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- CN204879252U CN204879252U CN201520671073.3U CN201520671073U CN204879252U CN 204879252 U CN204879252 U CN 204879252U CN 201520671073 U CN201520671073 U CN 201520671073U CN 204879252 U CN204879252 U CN 204879252U
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CN201520671073.3U CN204879252U (zh) | 2015-09-01 | 2015-09-01 | 一种管道清管装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110410670A (zh) * | 2018-04-28 | 2019-11-05 | 中国石油天然气集团有限公司 | 一种发球筒进出站管线布置系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110410670A (zh) * | 2018-04-28 | 2019-11-05 | 中国石油天然气集团有限公司 | 一种发球筒进出站管线布置系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Changping Inventor after: Chen Gaoyang Inventor after: Li Mingjun Inventor after: Lin Jianrong Inventor after: Zeng Qike Inventor after: Xu Hongguo Inventor after: Tang Chao Inventor after: Yang Jihong Inventor after: He Shuai Inventor after: Qiao Lu Inventor after: Li Zhiyu Inventor after: Tang Xin Inventor after: Quan Hongbing Inventor after: Zhang Yong Inventor after: Yang Changjun Inventor after: Zhang Guangyi Inventor after: Li Liangjun Inventor after: Li Ting Inventor after: Lu Yong Inventor after: Long Dong Inventor after: Huang Zehui Inventor after: Liu Jun Inventor after: Chen Ying Inventor before: Yang Changping |
|
COR | Change of bibliographic data | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151228 Address after: Chenghua District road Chengdu City, Sichuan province 610000 No. 272 Patentee after: Sichuan Kehong Oil & Gas Engineering Co., Ltd. Patentee after: Sichuan Petroleum Construction Engineering Co., Ltd. Address before: Chenghua District road Chengdu City, Sichuan province 610000 No. 272 Patentee before: Sichuan Kehong Oil & Gas Engineering Co., Ltd. |