CN203115344U - 法兰钢塑管与法兰管、带中间密封套的管件的连接装置 - Google Patents
法兰钢塑管与法兰管、带中间密封套的管件的连接装置 Download PDFInfo
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- CN203115344U CN203115344U CN 201320029888 CN201320029888U CN203115344U CN 203115344 U CN203115344 U CN 203115344U CN 201320029888 CN201320029888 CN 201320029888 CN 201320029888 U CN201320029888 U CN 201320029888U CN 203115344 U CN203115344 U CN 203115344U
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CN 201320029888 CN203115344U (zh) | 2013-01-21 | 2013-01-21 | 法兰钢塑管与法兰管、带中间密封套的管件的连接装置 |
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CN 201320029888 CN203115344U (zh) | 2013-01-21 | 2013-01-21 | 法兰钢塑管与法兰管、带中间密封套的管件的连接装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105972335A (zh) * | 2016-05-31 | 2016-09-28 | 广州市华粤管业有限公司 | 一种衬塑法兰管及制造工艺 |
CN106739189A (zh) * | 2016-11-17 | 2017-05-31 | 蓝色海洋(天津)工程技术有限公司 | 一种管道或桩柱防腐层的外保护装置及其加工方法 |
-
2013
- 2013-01-21 CN CN 201320029888 patent/CN203115344U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105972335A (zh) * | 2016-05-31 | 2016-09-28 | 广州市华粤管业有限公司 | 一种衬塑法兰管及制造工艺 |
CN106739189A (zh) * | 2016-11-17 | 2017-05-31 | 蓝色海洋(天津)工程技术有限公司 | 一种管道或桩柱防腐层的外保护装置及其加工方法 |
CN106739189B (zh) * | 2016-11-17 | 2018-08-21 | 蓝色海洋(天津)工程技术有限公司 | 一种管道或桩柱防腐层的外保护装置及其加工方法 |
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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: Ningbo Jiangdong Shengfeng Steel-Plastic Tube Factory Assignor: Zhang Mingwei Contract record no.: 2014330000018 Denomination of utility model: Connecting device of flange steel plastic pipe, flange pipe and pipe with middle seal cartridge Granted publication date: 20130807 License type: Exclusive License Record date: 20140226 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EM01 | Change of recordation of patent licensing contract |
Change date: 20160405 Contract record no.: 2014330000018 Assignee after: NINGBO SHENGFENG STEEL PLASTIC PIPE MANUFACTURER Assignee before: Ningbo Jiangdong Shengfeng Steel-Plastic Tube Factory |
|
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 |
Granted publication date: 20130807 |
|
CX01 | Expiry of patent term |