CN202660079U - 钢筒与管表面有带防腐层的埋置式预应力钢筒混凝土管 - Google Patents
钢筒与管表面有带防腐层的埋置式预应力钢筒混凝土管 Download PDFInfo
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- CN202660079U CN202660079U CN 201220235425 CN201220235425U CN202660079U CN 202660079 U CN202660079 U CN 202660079U CN 201220235425 CN201220235425 CN 201220235425 CN 201220235425 U CN201220235425 U CN 201220235425U CN 202660079 U CN202660079 U CN 202660079U
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- steel cylinder
- concrete pipe
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- Piles And Underground Anchors (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
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CN 201220235425 CN202660079U (zh) | 2012-05-24 | 2012-05-24 | 钢筒与管表面有带防腐层的埋置式预应力钢筒混凝土管 |
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CN 201220235425 CN202660079U (zh) | 2012-05-24 | 2012-05-24 | 钢筒与管表面有带防腐层的埋置式预应力钢筒混凝土管 |
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CN202660079U true CN202660079U (zh) | 2013-01-09 |
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CN 201220235425 Expired - Lifetime CN202660079U (zh) | 2012-05-24 | 2012-05-24 | 钢筒与管表面有带防腐层的埋置式预应力钢筒混凝土管 |
Country Status (1)
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CN (1) | CN202660079U (zh) |
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2012
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Liaoning Shengshi water conservancy and Hydropower Engineering Co., Ltd. Assignor: Shandong Longquan Pipeline Engineering Co., Ltd. Contract record no.: 2013370000026 Denomination of utility model: Embedded type pre-stressed steel cylinder concrete pipe with anticorrosive coating layers on steel cylinder and concrete pipe surface Granted publication date: 20130109 License type: Common License Record date: 20130220 Assignee: Changzhou Longquan Pipeline Engineering Co., Ltd. Assignor: Shandong Longquan Pipeline Engineering Co., Ltd. Contract record no.: 2013370000025 Denomination of utility model: Embedded type pre-stressed steel cylinder concrete pipe with anticorrosive coating layers on steel cylinder and concrete pipe surface Granted publication date: 20130109 License type: Common License Record date: 20130220 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Embedded type pre-stressed steel cylinder concrete pipe with anticorrosive coating layers on steel cylinder and concrete pipe surface Effective date of registration: 20170523 Granted publication date: 20130109 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: 2017990000431 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190723 Granted publication date: 20130109 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: 2017990000431 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Embedded type pre-stressed steel cylinder concrete pipe with anticorrosive coating layers on steel cylinder and concrete pipe surface Effective date of registration: 20190815 Granted publication date: 20130109 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: Y2019370000011 |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130109 |