CN202300984U - 免拆可调整旋转密封装置 - Google Patents
免拆可调整旋转密封装置 Download PDFInfo
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- CN202300984U CN202300984U CN2011204206715U CN201120420671U CN202300984U CN 202300984 U CN202300984 U CN 202300984U CN 2011204206715 U CN2011204206715 U CN 2011204206715U CN 201120420671 U CN201120420671 U CN 201120420671U CN 202300984 U CN202300984 U CN 202300984U
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CN2011204206715U CN202300984U (zh) | 2011-10-28 | 2011-10-28 | 免拆可调整旋转密封装置 |
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CN2011204206715U CN202300984U (zh) | 2011-10-28 | 2011-10-28 | 免拆可调整旋转密封装置 |
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CN202300984U true CN202300984U (zh) | 2012-07-04 |
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CN2011204206715U Expired - Lifetime CN202300984U (zh) | 2011-10-28 | 2011-10-28 | 免拆可调整旋转密封装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107605795A (zh) * | 2017-07-25 | 2018-01-19 | 盐城美希密封件有限公司 | 一种扇形空气动力分离式密封环 |
CN109403883A (zh) * | 2018-12-26 | 2019-03-01 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种下套管作业专用节流防倒返旋转引鞋及使用方法 |
CN117905657A (zh) * | 2024-01-16 | 2024-04-19 | 中国电力工程顾问集团东北电力设计院有限公司 | 一种风机叶片机械密封装置 |
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2011
- 2011-10-28 CN CN2011204206715U patent/CN202300984U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107605795A (zh) * | 2017-07-25 | 2018-01-19 | 盐城美希密封件有限公司 | 一种扇形空气动力分离式密封环 |
CN109403883A (zh) * | 2018-12-26 | 2019-03-01 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | 一种下套管作业专用节流防倒返旋转引鞋及使用方法 |
CN117905657A (zh) * | 2024-01-16 | 2024-04-19 | 中国电力工程顾问集团东北电力设计院有限公司 | 一种风机叶片机械密封装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191211 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: Qinghe Oil Production Factory, Shengli Oil Field Branch Company, SINOPEC Patentee after: China Petrochemical Co., Ltd. Address before: Yang Kou Zhen Qinghe oil production plant in Shandong province Weifang City, Shouguang City, 262714 Patentee before: Qinghe Oil Production Factory, Shengli Oil Field Branch Company, SINOPEC |
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TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20120704 |
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CX01 | Expiry of patent term |