CN202252599U - 泡沫保温管封堵装置 - Google Patents
泡沫保温管封堵装置 Download PDFInfo
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- CN202252599U CN202252599U CN201120407481XU CN201120407481U CN202252599U CN 202252599 U CN202252599 U CN 202252599U CN 201120407481X U CN201120407481X U CN 201120407481XU CN 201120407481 U CN201120407481 U CN 201120407481U CN 202252599 U CN202252599 U CN 202252599U
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Application Number | Priority Date | Filing Date | Title |
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CN201120407481XU CN202252599U (zh) | 2011-10-24 | 2011-10-24 | 泡沫保温管封堵装置 |
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CN201120407481XU CN202252599U (zh) | 2011-10-24 | 2011-10-24 | 泡沫保温管封堵装置 |
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CN202252599U true CN202252599U (zh) | 2012-05-30 |
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CN201120407481XU Expired - Fee Related CN202252599U (zh) | 2011-10-24 | 2011-10-24 | 泡沫保温管封堵装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103062576A (zh) * | 2011-10-24 | 2013-04-24 | 胜利油田胜利石油化工建设有限责任公司 | 泡沫保温管封堵装置及其封堵方法 |
CN103453281A (zh) * | 2013-01-04 | 2013-12-18 | 李宏江 | 一种普通保温软硬管道及其制造方法 |
CN104989874A (zh) * | 2015-06-25 | 2015-10-21 | 中投(天津)热能装备发展有限公司 | 一种双层管件安装堵头 |
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2011
- 2011-10-24 CN CN201120407481XU patent/CN202252599U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103062576A (zh) * | 2011-10-24 | 2013-04-24 | 胜利油田胜利石油化工建设有限责任公司 | 泡沫保温管封堵装置及其封堵方法 |
CN103453281A (zh) * | 2013-01-04 | 2013-12-18 | 李宏江 | 一种普通保温软硬管道及其制造方法 |
CN104989874A (zh) * | 2015-06-25 | 2015-10-21 | 中投(天津)热能装备发展有限公司 | 一种双层管件安装堵头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SINOPEC OILFIELD SERVICE CORPORATION Free format text: FORMER OWNER: SHENGLI PETRO-CHEMICAL BUILDING CO LTD, SHANGLI OIL FIELD Effective date: 20150707 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150707 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Address before: 257064 Shandong province Dongying City West Road No. 324 Patentee before: Shengli Oil Field Shengli Petroleum & Chemical Construction Corporation |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20151024 |
|
EXPY | Termination of patent right or utility model |