CN109232410B - 酸化法生产烟酸的洗涤水的回收利用的方法 - Google Patents
酸化法生产烟酸的洗涤水的回收利用的方法 Download PDFInfo
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- CN109232410B CN109232410B CN201811241978.1A CN201811241978A CN109232410B CN 109232410 B CN109232410 B CN 109232410B CN 201811241978 A CN201811241978 A CN 201811241978A CN 109232410 B CN109232410 B CN 109232410B
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- washing water
- nicotinic acid
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/80—Acids; Esters in position 3
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/16—Halides of ammonium
- C01C1/164—Ammonium chloride
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Pyridine Compounds (AREA)
Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811241978.1A CN109232410B (zh) | 2018-10-24 | 2018-10-24 | 酸化法生产烟酸的洗涤水的回收利用的方法 |
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CN201811241978.1A CN109232410B (zh) | 2018-10-24 | 2018-10-24 | 酸化法生产烟酸的洗涤水的回收利用的方法 |
Publications (2)
Publication Number | Publication Date |
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CN109232410A CN109232410A (zh) | 2019-01-18 |
CN109232410B true CN109232410B (zh) | 2020-11-24 |
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CN201811241978.1A Active CN109232410B (zh) | 2018-10-24 | 2018-10-24 | 酸化法生产烟酸的洗涤水的回收利用的方法 |
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CN (1) | CN109232410B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110092747A (zh) * | 2019-05-31 | 2019-08-06 | 安徽国星生物化学有限公司 | 一种含烟酸废水中烟酸回收、精制方法及废水处理方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2447234A (en) * | 1942-03-31 | 1948-08-17 | American Cyanamid Co | Recovery of nicotinic acid from dilute solutions |
US2622085A (en) * | 1949-07-21 | 1952-12-16 | Allied Chem & Dye Corp | Recovery of nicotinic acid by solvent extraction |
US4304917A (en) * | 1979-04-16 | 1981-12-08 | The Lummus Company | Crystallization process |
CN103408038A (zh) * | 2013-08-15 | 2013-11-27 | 江苏隆昌化工有限公司 | 一种氯化铵废水资源化利用回收氯化铵的方法 |
CN107382844A (zh) * | 2017-08-28 | 2017-11-24 | 天津科技大学 | 一种以烟酸胺为原料生产烟酸的方法 |
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2018
- 2018-10-24 CN CN201811241978.1A patent/CN109232410B/zh active Active
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Effective date of registration: 20200831 Address after: 518000 Room 2202, 22nd Floor, Wantong Building, No. 3002, Donglu Sanggang Street, Luohu District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN LOTUT INNOVATION DESIGN Co.,Ltd. Address before: 243000 Dongguan Cement Plant No. 53, Lintou Town, Hanshan County, Ma'anshan City, Anhui Province Applicant before: Zhang Liubing |
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Effective date of registration: 20201105 Address after: 321015 No.120 Songxi Road, Lingxia Town, Jindong District, Jinhua City, Zhejiang Province (self declaration) Applicant after: Scheler Technology (Jinhua) Co., Ltd Address before: 518000 Room 2202, 22nd Floor, Wantong Building, No. 3002, Donglu Sanggang Street, Luohu District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN LOTUT INNOVATION DESIGN Co.,Ltd. |
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