CN203669842U - 抽油机多滑轮二次蓄能装置 - Google Patents
抽油机多滑轮二次蓄能装置 Download PDFInfo
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- CN203669842U CN203669842U CN201420022116.0U CN201420022116U CN203669842U CN 203669842 U CN203669842 U CN 203669842U CN 201420022116 U CN201420022116 U CN 201420022116U CN 203669842 U CN203669842 U CN 203669842U
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CN201420022116.0U CN203669842U (zh) | 2014-01-08 | 2014-01-08 | 抽油机多滑轮二次蓄能装置 |
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CN201420022116.0U CN203669842U (zh) | 2014-01-08 | 2014-01-08 | 抽油机多滑轮二次蓄能装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104763380A (zh) * | 2014-01-08 | 2015-07-08 | 刘玉玺 | 抽油机多滑轮二次蓄能装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104763380A (zh) * | 2014-01-08 | 2015-07-08 | 刘玉玺 | 抽油机多滑轮二次蓄能装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: LIU LEI LIU WEI Effective date: 20150817 Owner name: WEILE ENERGY TECHNOLOGY (BEIJING) CO., LTD. Free format text: FORMER OWNER: LIU YUXI Effective date: 20150817 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150817 Address after: 100080, Beijing, Haidian District, No. 68 West Fourth Ring Road, left bank, 12 floor, 1215-1218 Patentee after: WEILE ENERGY TECHNOLOGY (BEIJING) CO., LTD. Address before: 834000 the Xinjiang Uygur Autonomous Region Karamay TV University retirement station Patentee before: Liu Yuxi Patentee before: Liu Lei Patentee before: Liu Wei |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20170108 |