CN201844151U - 一种高密度聚乙烯双壁波纹管承接结构 - Google Patents
一种高密度聚乙烯双壁波纹管承接结构 Download PDFInfo
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- CN201844151U CN201844151U CN2010205687370U CN201020568737U CN201844151U CN 201844151 U CN201844151 U CN 201844151U CN 2010205687370 U CN2010205687370 U CN 2010205687370U CN 201020568737 U CN201020568737 U CN 201020568737U CN 201844151 U CN201844151 U CN 201844151U
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- corrugated pipe
- density polyethylene
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102767651A (zh) * | 2012-07-25 | 2012-11-07 | 上海公元建材发展有限公司 | 一种三壁波纹管材及其制造设备 |
CN106496660A (zh) * | 2016-10-19 | 2017-03-15 | 安徽杰蓝特新材料有限公司 | 一种高环刚度pe双壁波纹管承口结构 |
CN112895473A (zh) * | 2021-02-08 | 2021-06-04 | 安徽普拉斯克机械制造有限公司 | 一种双壁波纹管承口连接组件及其连接方法 |
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2010
- 2010-10-20 CN CN2010205687370U patent/CN201844151U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102767651A (zh) * | 2012-07-25 | 2012-11-07 | 上海公元建材发展有限公司 | 一种三壁波纹管材及其制造设备 |
CN102767651B (zh) * | 2012-07-25 | 2015-01-07 | 上海公元建材发展有限公司 | 一种三壁波纹管材的制造设备 |
CN106496660A (zh) * | 2016-10-19 | 2017-03-15 | 安徽杰蓝特新材料有限公司 | 一种高环刚度pe双壁波纹管承口结构 |
CN112895473A (zh) * | 2021-02-08 | 2021-06-04 | 安徽普拉斯克机械制造有限公司 | 一种双壁波纹管承口连接组件及其连接方法 |
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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: Changsha Qianyuan Plastic Technology Development Co., Ltd. Assignor: Zhou Guoan|Yu Youhong Contract record no.: 2011430000201 Denomination of utility model: Carrying structure for double-wall corrugated pipe made from high-density polyethylene Granted publication date: 20110525 License type: Exclusive License Record date: 20111008 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20131020 |