CN1227211C - 一种回收抗生素生产过程中的醋酸丁酯的方法 - Google Patents
一种回收抗生素生产过程中的醋酸丁酯的方法 Download PDFInfo
- Publication number
- CN1227211C CN1227211C CNB031214088A CN03121408A CN1227211C CN 1227211 C CN1227211 C CN 1227211C CN B031214088 A CNB031214088 A CN B031214088A CN 03121408 A CN03121408 A CN 03121408A CN 1227211 C CN1227211 C CN 1227211C
- Authority
- CN
- China
- Prior art keywords
- butyl acetate
- production
- antibiotics
- resin
- resin column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB031214088A CN1227211C (zh) | 2003-03-28 | 2003-03-28 | 一种回收抗生素生产过程中的醋酸丁酯的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB031214088A CN1227211C (zh) | 2003-03-28 | 2003-03-28 | 一种回收抗生素生产过程中的醋酸丁酯的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1534012A CN1534012A (zh) | 2004-10-06 |
CN1227211C true CN1227211C (zh) | 2005-11-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB031214088A Expired - Fee Related CN1227211C (zh) | 2003-03-28 | 2003-03-28 | 一种回收抗生素生产过程中的醋酸丁酯的方法 |
Country Status (1)
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CN (1) | CN1227211C (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1304358C (zh) * | 2005-04-22 | 2007-03-14 | 清华大学 | 一种液相吸附制取高纯醋酸甲酯的方法 |
CN101575288B (zh) * | 2009-06-18 | 2012-04-04 | 孙宗长 | 一种从含乙酸乙酯废水中回收乙酸乙酯的方法 |
CN113230830B (zh) * | 2021-04-14 | 2023-05-02 | 内蒙古常盛制药有限公司 | 一种含醋酸丁酯工业废气的处理方法 |
CN114380352A (zh) * | 2022-01-26 | 2022-04-22 | 山东微研生物科技有限公司 | 一种β-胡萝卜素提取废水中乙酸乙酯的回收装置及回收方法 |
-
2003
- 2003-03-28 CN CNB031214088A patent/CN1227211C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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CN1534012A (zh) | 2004-10-06 |
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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: NCPC Hebei Huamin Pharma Co., Ltd. Assignor: Huabei Pharmaceutical Group Co., Ltd. Contract record no.: 2010130000112 Denomination of invention: Method recovering butylacetate in antibiotic production process Granted publication date: 20051116 License type: Exclusive License Open date: 20041006 Record date: 20101118 |
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ASS | Succession or assignment of patent right |
Owner name: NCPC HEBEI HUAMIN PHARMACEUTICAL CO., LTD. Free format text: FORMER OWNER: HUABEI PHARMACEUTICAL GROUP CO., LTD. Effective date: 20140916 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 050015 SHIJIAZHUANG, HEBEI PROVINCE TO: 052165 SHIJIAZHUANG, HEBEI PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20140916 Address after: 052165, No. 98, Hainan Road, Hebei economic and Technological Development Zone, Shijiazhuang Patentee after: NCPC Hebei Huamin Pharma Co., Ltd. Address before: 050015 Heping East Road, Hebei, Shijiazhuang, No. 388 Patentee before: Huabei Pharmaceutical Group Co., Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190214 Address after: 050000 No. 388 Heping East Road, Shijiazhuang City, Hebei Province Patentee after: Huabei Pharmaceutical Co., Ltd. Address before: 052165 No. 98 Hainan Road, Liangcun Economic and Technological Development Zone, Shijiazhuang City, Hebei Province Patentee before: NCPC Hebei Huamin Pharma Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051116 Termination date: 20200328 |