CN1476968A - 塑料型材缠绕螺旋管及大口径螺旋管的连接方法 - Google Patents
塑料型材缠绕螺旋管及大口径螺旋管的连接方法 Download PDFInfo
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- CN1476968A CN1476968A CNA031353991A CN03135399A CN1476968A CN 1476968 A CN1476968 A CN 1476968A CN A031353991 A CNA031353991 A CN A031353991A CN 03135399 A CN03135399 A CN 03135399A CN 1476968 A CN1476968 A CN 1476968A
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Application Number | Priority Date | Filing Date | Title |
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CN 03135399 CN1218829C (zh) | 2003-07-10 | 2003-07-10 | 塑料型材缠绕螺旋管及大口径螺旋管的连接方法 |
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CN 03135399 CN1218829C (zh) | 2003-07-10 | 2003-07-10 | 塑料型材缠绕螺旋管及大口径螺旋管的连接方法 |
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Publication Number | Publication Date |
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CN1476968A true CN1476968A (zh) | 2004-02-25 |
CN1218829C CN1218829C (zh) | 2005-09-14 |
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CN 03135399 Expired - Fee Related CN1218829C (zh) | 2003-07-10 | 2003-07-10 | 塑料型材缠绕螺旋管及大口径螺旋管的连接方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101746058B (zh) * | 2009-12-29 | 2012-08-22 | 上海清远管业科技有限公司 | 塑料缠绕管用焊接枪头 |
CN102734598A (zh) * | 2012-06-29 | 2012-10-17 | 东莞市峄董塑胶科技有限公司 | 一种海底石油管道 |
-
2003
- 2003-07-10 CN CN 03135399 patent/CN1218829C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101746058B (zh) * | 2009-12-29 | 2012-08-22 | 上海清远管业科技有限公司 | 塑料缠绕管用焊接枪头 |
CN102734598A (zh) * | 2012-06-29 | 2012-10-17 | 东莞市峄董塑胶科技有限公司 | 一种海底石油管道 |
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Publication number | Publication date |
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CN1218829C (zh) | 2005-09-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: YUNNAN DEZHENG PLASTIC INDUSTRY CO., LTD. Free format text: FORMER OWNER: LIU DEZHENG Effective date: 20040903 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040903 Address after: 302 room 1, unit 48, 650200 new residential district, Guandu District, Yunnan, Kunming Applicant after: Dezheng Plastic Industry Co., Ltd.,Yunnan Address before: 302 room 1, unit 48, 650200 new residential district, Guandu District, Yunnan, Kunming Applicant before: Liu Dezheng |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |