CN203043853U - 一种用于制备纳滤膜的中空纤维超滤膜元件 - Google Patents
一种用于制备纳滤膜的中空纤维超滤膜元件 Download PDFInfo
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- CN203043853U CN203043853U CN 201220713285 CN201220713285U CN203043853U CN 203043853 U CN203043853 U CN 203043853U CN 201220713285 CN201220713285 CN 201220713285 CN 201220713285 U CN201220713285 U CN 201220713285U CN 203043853 U CN203043853 U CN 203043853U
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- hollow fiber
- membrane
- film
- pvc pipe
- hollow
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CN 201220713285 CN203043853U (zh) | 2012-12-20 | 2012-12-20 | 一种用于制备纳滤膜的中空纤维超滤膜元件 |
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CN 201220713285 CN203043853U (zh) | 2012-12-20 | 2012-12-20 | 一种用于制备纳滤膜的中空纤维超滤膜元件 |
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CN203043853U true CN203043853U (zh) | 2013-07-10 |
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CN 201220713285 Expired - Lifetime CN203043853U (zh) | 2012-12-20 | 2012-12-20 | 一种用于制备纳滤膜的中空纤维超滤膜元件 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109459282A (zh) * | 2018-10-31 | 2019-03-12 | 国家海洋局天津海水淡化与综合利用研究所 | 一种单根中空纤维膜死端过滤式组件的制备方法 |
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2012
- 2012-12-20 CN CN 201220713285 patent/CN203043853U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109459282A (zh) * | 2018-10-31 | 2019-03-12 | 国家海洋局天津海水淡化与综合利用研究所 | 一种单根中空纤维膜死端过滤式组件的制备方法 |
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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: TIANJIN BISHUIYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Assignor: BEIJING ORIGIN WATER FILM TECHNOLOGY Co.,Ltd. Contract record no.: 2015990000151 Denomination of utility model: Hollow fiber hyperfiltration film element for preparing nanofiltration film Granted publication date: 20130710 License type: Exclusive License Record date: 20150331 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151231 Address after: 301822 No. 18 East Chaoyang Road, Baodi Tianjin plastic products industrial zone, Tianjin Patentee after: TIANJIN BISHUIYUAN ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 100407 Beijing city Huairou District Yanqi Economic Development Zone Park south two Street No. 4 Patentee before: BEIJING ORIGIN WATER FILM TECHNOLOGY Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20130710 |
|
CX01 | Expiry of patent term |