CN203144312U - 一种回收、精制二甲基亚砜设备 - Google Patents
一种回收、精制二甲基亚砜设备 Download PDFInfo
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- CN203144312U CN203144312U CN 201320094940 CN201320094940U CN203144312U CN 203144312 U CN203144312 U CN 203144312U CN 201320094940 CN201320094940 CN 201320094940 CN 201320094940 U CN201320094940 U CN 201320094940U CN 203144312 U CN203144312 U CN 203144312U
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CN 201320094940 CN203144312U (zh) | 2013-03-01 | 2013-03-01 | 一种回收、精制二甲基亚砜设备 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104817481A (zh) * | 2015-03-13 | 2015-08-05 | 毛学峰 | 一种从dmso水溶液中回收dmso的工艺方法 |
CN110102074A (zh) * | 2019-05-13 | 2019-08-09 | 湖北兴发化工集团股份有限公司 | 双塔精馏生产二甲基砜的装置及工艺 |
CN115232042A (zh) * | 2022-09-26 | 2022-10-25 | 烟台国邦化工机械科技有限公司 | 一种高效节能回收dmso的工艺 |
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2013
- 2013-03-01 CN CN 201320094940 patent/CN203144312U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104817481A (zh) * | 2015-03-13 | 2015-08-05 | 毛学峰 | 一种从dmso水溶液中回收dmso的工艺方法 |
CN110102074A (zh) * | 2019-05-13 | 2019-08-09 | 湖北兴发化工集团股份有限公司 | 双塔精馏生产二甲基砜的装置及工艺 |
CN110102074B (zh) * | 2019-05-13 | 2021-09-07 | 湖北兴发化工集团股份有限公司 | 双塔精馏生产二甲基砜的工艺 |
CN115232042A (zh) * | 2022-09-26 | 2022-10-25 | 烟台国邦化工机械科技有限公司 | 一种高效节能回收dmso的工艺 |
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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: TIANJIN ZHONGFU ENGINEERING TECHNOLOGY CO., LTD. Assignor: Tianjin TZFD Science & Technology Co., Ltd. Contract record no.: 2014120000108 Denomination of utility model: Device for recovering and refining dimethyl sulfoxide Granted publication date: 20130821 License type: Exclusive License Record date: 20141217 |
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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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Address after: 300384 Tianjin Alex Hua Tian Nankai District Nankai District Huayuan Industrial District Road No. 2 Patentee after: Tianjin Zhongfu Tektronix Chemical Technology Co Ltd Address before: 300384 Tianjin Alex Hua Tian Nankai District Nankai District Huayuan Industrial District Road No. 2 Patentee before: Tianjin TZFD Science & Technology Co., Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20200301 |
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CF01 | Termination of patent right due to non-payment of annual fee |