CN202660093U - 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 - Google Patents
长寿命多层防腐处理的内衬式预应力钢筒混凝土管 Download PDFInfo
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- CN202660093U CN202660093U CN 201220310956 CN201220310956U CN202660093U CN 202660093 U CN202660093 U CN 202660093U CN 201220310956 CN201220310956 CN 201220310956 CN 201220310956 U CN201220310956 U CN 201220310956U CN 202660093 U CN202660093 U CN 202660093U
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CN 201220310956 CN202660093U (zh) | 2012-06-29 | 2012-06-29 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102734568A (zh) * | 2012-06-29 | 2012-10-17 | 山东龙泉管道工程股份有限公司 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
CN105179817A (zh) * | 2015-09-22 | 2015-12-23 | 山东龙泉管道工程股份有限公司 | 长寿命全防腐的内衬式预应力钢筒混凝土管 |
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- 2012-06-29 CN CN 201220310956 patent/CN202660093U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102734568A (zh) * | 2012-06-29 | 2012-10-17 | 山东龙泉管道工程股份有限公司 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
CN102734568B (zh) * | 2012-06-29 | 2014-11-26 | 山东龙泉管道工程股份有限公司 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
CN105179817A (zh) * | 2015-09-22 | 2015-12-23 | 山东龙泉管道工程股份有限公司 | 长寿命全防腐的内衬式预应力钢筒混凝土管 |
CN105179817B (zh) * | 2015-09-22 | 2018-04-20 | 山东龙泉管道工程股份有限公司 | 长寿命全防腐的内衬式预应力钢筒混凝土管 |
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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: Changzhou Longquan Pipeline Engineering Co.,Ltd. Assignor: SHANDONG LONGQUAN PIPELINE ENGINEERING Co.,Ltd. Contract record no.: 2013370000025 Denomination of utility model: Long-life lining type prestressed concrete cylinder pipe subjected to multilayer anti-corrosive treatment Granted publication date: 20130109 License type: Common License Record date: 20130220 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: Long-life lining type prestressed concrete cylinder pipe subjected to multilayer anti-corrosive treatment Granted publication date: 20130109 License type: Common License Record date: 20130220 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130109 |