CN202639699U - 海底管线半瓦对口器 - Google Patents
海底管线半瓦对口器 Download PDFInfo
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- CN202639699U CN202639699U CN 201220221632 CN201220221632U CN202639699U CN 202639699 U CN202639699 U CN 202639699U CN 201220221632 CN201220221632 CN 201220221632 CN 201220221632 U CN201220221632 U CN 201220221632U CN 202639699 U CN202639699 U CN 202639699U
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Application Number | Priority Date | Filing Date | Title |
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CN 201220221632 CN202639699U (zh) | 2012-05-17 | 2012-05-17 | 海底管线半瓦对口器 |
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CN 201220221632 CN202639699U (zh) | 2012-05-17 | 2012-05-17 | 海底管线半瓦对口器 |
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CN202639699U true CN202639699U (zh) | 2013-01-02 |
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CN 201220221632 Expired - Lifetime CN202639699U (zh) | 2012-05-17 | 2012-05-17 | 海底管线半瓦对口器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103785986A (zh) * | 2014-02-18 | 2014-05-14 | 郑州万达管件制造有限公司 | 一种便捷式管道施工焊接校口器 |
CN104043938A (zh) * | 2014-06-18 | 2014-09-17 | 山东电力建设第一工程公司 | 管路焊接对口调整装置 |
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2012
- 2012-05-17 CN CN 201220221632 patent/CN202639699U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103785986A (zh) * | 2014-02-18 | 2014-05-14 | 郑州万达管件制造有限公司 | 一种便捷式管道施工焊接校口器 |
CN104043938A (zh) * | 2014-06-18 | 2014-09-17 | 山东电力建设第一工程公司 | 管路焊接对口调整装置 |
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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: 20150907 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150907 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee after: Sinopec Corp. Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: Sinopec Corp. Patentee before: Shengli Oil Field Shengli Petroleum & Chemical Construction Corporation |
|
CX01 | Expiry of patent term |
Granted publication date: 20130102 |
|
CX01 | Expiry of patent term |