CN2895949Y - Steel-frame fiber-reinforced resin pipe for downhole of coal mine - Google Patents
Steel-frame fiber-reinforced resin pipe for downhole of coal mine Download PDFInfo
- Publication number
- CN2895949Y CN2895949Y CN 200520104674 CN200520104674U CN2895949Y CN 2895949 Y CN2895949 Y CN 2895949Y CN 200520104674 CN200520104674 CN 200520104674 CN 200520104674 U CN200520104674 U CN 200520104674U CN 2895949 Y CN2895949 Y CN 2895949Y
- Authority
- CN
- China
- Prior art keywords
- steel
- layer
- skeleton
- steel skeleton
- under
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520104674 CN2895949Y (en) | 2005-11-22 | 2005-11-22 | Steel-frame fiber-reinforced resin pipe for downhole of coal mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520104674 CN2895949Y (en) | 2005-11-22 | 2005-11-22 | Steel-frame fiber-reinforced resin pipe for downhole of coal mine |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2895949Y true CN2895949Y (en) | 2007-05-02 |
Family
ID=38065525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520104674 Expired - Lifetime CN2895949Y (en) | 2005-11-22 | 2005-11-22 | Steel-frame fiber-reinforced resin pipe for downhole of coal mine |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2895949Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104653903A (en) * | 2013-11-15 | 2015-05-27 | 尼克桑斯公司 | Flexible pipeline |
-
2005
- 2005-11-22 CN CN 200520104674 patent/CN2895949Y/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104653903A (en) * | 2013-11-15 | 2015-05-27 | 尼克桑斯公司 | Flexible pipeline |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tangshan Jiaji Composite Pipe Corp. Ltd. Assignor: Lun Huidong Contract fulfillment period: 2009.5.1 to 2025.11.7 Contract record no.: 2009990000457 Denomination of utility model: Steel-frame fiber-reinforced resin pipe for downhole of coal mine Granted publication date: 20070502 License type: Exclusive license Record date: 20090508 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.5.1 TO 2025.11.7; CHANGE OF CONTRACT Name of requester: TANGSHAN JIAJI COMPOSITE PIPE CO., LTD. Effective date: 20090508 |
|
CX01 | Expiry of patent term |
Granted publication date: 20070502 |
|
EXPY | Termination of patent right or utility model |