CN202410195U - 己二酸工艺中硝酸回收蒸发系统 - Google Patents
己二酸工艺中硝酸回收蒸发系统 Download PDFInfo
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- CN202410195U CN202410195U CN201120414053XU CN201120414053U CN202410195U CN 202410195 U CN202410195 U CN 202410195U CN 201120414053X U CN201120414053X U CN 201120414053XU CN 201120414053 U CN201120414053 U CN 201120414053U CN 202410195 U CN202410195 U CN 202410195U
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CN201120414053XU CN202410195U (zh) | 2011-10-26 | 2011-10-26 | 己二酸工艺中硝酸回收蒸发系统 |
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CN201120414053XU CN202410195U (zh) | 2011-10-26 | 2011-10-26 | 己二酸工艺中硝酸回收蒸发系统 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112439216A (zh) * | 2020-12-14 | 2021-03-05 | 河南久圣化工有限公司 | 一种从己二酸废液中回收二元羧酸的三级蒸发系统 |
CN112457186A (zh) * | 2020-11-25 | 2021-03-09 | 重庆华峰化工有限公司 | 一种己二酸生产中分离回收二元酸及催化剂的装置和方法 |
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- 2011-10-26 CN CN201120414053XU patent/CN202410195U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112457186A (zh) * | 2020-11-25 | 2021-03-09 | 重庆华峰化工有限公司 | 一种己二酸生产中分离回收二元酸及催化剂的装置和方法 |
CN112439216A (zh) * | 2020-12-14 | 2021-03-05 | 河南久圣化工有限公司 | 一种从己二酸废液中回收二元羧酸的三级蒸发系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHINA NATIONAL CHEMICAL SEDIN NINGBO ENGINEERING C Free format text: FORMER NAME: NINGBO ENGINEERING CO., LTD, SECOND DESIGN INSTITUTE OF CHEMICAL INDUSTRY |
|
CP01 | Change in the name or title of a patent holder |
Address after: 315040 No. 999, Lane 1, sailing Road, hi tech Zone, Zhejiang, Ningbo Patentee after: Sedin Ningbo Engineering Co., Ltd. Patentee after: Huafeng Group Corp., Ltd. Address before: 315040 No. 999, Lane 1, sailing Road, hi tech Zone, Zhejiang, Ningbo Patentee before: Ningbo Engineering Co., Ltd, Second Design Institute of Chemical Industry Patentee before: Huafeng Group Corp., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180427 Address after: 315040 1 Lane 999 lane, Yang Fan Road, Ningbo, Zhejiang, 5-1, 5-2, 5-5, 5-6 Co-patentee after: Chongqing Huafeng Chemical Co., Ltd. Patentee after: Sedin Ningbo Engineering Co., Ltd. Address before: 315040 No. 999 lane, Yang Fan Road, Ningbo high tech Zone, Zhejiang, China 1 Co-patentee before: Huafeng Group Corp., Ltd. Patentee before: Sedin Ningbo Engineering Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120905 |