CN202708357U - 承插口和管表面带防腐层的内衬式预应力钢筒混凝土管 - Google Patents
承插口和管表面带防腐层的内衬式预应力钢筒混凝土管 Download PDFInfo
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- CN202708357U CN202708357U CN 201220310940 CN201220310940U CN202708357U CN 202708357 U CN202708357 U CN 202708357U CN 201220310940 CN201220310940 CN 201220310940 CN 201220310940 U CN201220310940 U CN 201220310940U CN 202708357 U CN202708357 U CN 202708357U
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CN 201220310940 CN202708357U (zh) | 2012-06-29 | 2012-06-29 | 承插口和管表面带防腐层的内衬式预应力钢筒混凝土管 |
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CN 201220310940 CN202708357U (zh) | 2012-06-29 | 2012-06-29 | 承插口和管表面带防腐层的内衬式预应力钢筒混凝土管 |
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CN 201220310940 Expired - Lifetime CN202708357U (zh) | 2012-06-29 | 2012-06-29 | 承插口和管表面带防腐层的内衬式预应力钢筒混凝土管 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105289890A (zh) * | 2015-09-22 | 2016-02-03 | 山东龙泉管道工程股份有限公司 | 防止pccp喷涂外防腐层时溅到承插口上的方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105289890A (zh) * | 2015-09-22 | 2016-02-03 | 山东龙泉管道工程股份有限公司 | 防止pccp喷涂外防腐层时溅到承插口上的方法 |
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C14 | Grant of patent or utility model | ||
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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.: 2013370000167 Denomination of utility model: Lining type prestressed concrete cylinder pipe with anticorrosive coatings on surfaces of bell and spigot and pipe Granted publication date: 20130130 License type: Common License Record date: 20130718 Assignee: Changzhou Longquan Pipeline Engineering Co.,Ltd. Assignor: SHANDONG LONGQUAN PIPELINE ENGINEERING Co.,Ltd. Contract record no.: 2013370000166 Denomination of utility model: Lining type prestressed concrete cylinder pipe with anticorrosive coatings on surfaces of bell and spigot and pipe Granted publication date: 20130130 License type: Common License Record date: 20130718 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Granted publication date: 20130130 |