BE860427A - IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALS - Google Patents

IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALS

Info

Publication number
BE860427A
BE860427A BE182304A BE182304A BE860427A BE 860427 A BE860427 A BE 860427A BE 182304 A BE182304 A BE 182304A BE 182304 A BE182304 A BE 182304A BE 860427 A BE860427 A BE 860427A
Authority
BE
Belgium
Prior art keywords
improved process
ammonium sulphate
large crystals
obtaining pure
pure ammonium
Prior art date
Application number
BE182304A
Other languages
French (fr)
Original Assignee
Basf Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of BE860427A publication Critical patent/BE860427A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/248—Preventing coalescing or controlling form or size of the crystals
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/242—Preparation from ammonia and sulfuric acid or sulfur trioxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE182304A 1976-11-10 1977-11-03 IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALS BE860427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762651195 DE2651195C3 (en) 1976-11-10 1976-11-10 Process for the production of coarsely crystalline pure ammonium sulphate

Publications (1)

Publication Number Publication Date
BE860427A true BE860427A (en) 1978-05-03

Family

ID=5992785

Family Applications (1)

Application Number Title Priority Date Filing Date
BE182304A BE860427A (en) 1976-11-10 1977-11-03 IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALS

Country Status (3)

Country Link
JP (1) JPS5360900A (en)
BE (1) BE860427A (en)
DE (1) DE2651195C3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3635363A1 (en) * 1986-10-17 1988-04-21 Basf Ag METHOD FOR NEUTRALIZING REACTION MIXTURES OBTAINED BY BECKMANN'S RESTORATION OF CYCLOHEXANONOXIM
CN115093354B (en) * 2022-06-29 2024-01-16 中国天辰工程有限公司 Method for synthesizing caprolactam through Beckmann rearrangement reaction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB924098A (en) * 1960-11-09 1963-04-24 Courtaulds Ltd Improvements relating to the recovery of caprolactam and ammonium sulphate
NL277685A (en) * 1961-04-27
NL7308834A (en) * 1973-06-26 1974-12-30
NL7410450A (en) * 1974-08-05 1976-02-09 Stamicarbon PROCEDURE FOR GENERATING EPSILON-CAPRO-LACTAM FROM AN EPSILON-CAPROLACTAM SULFURIC ACID REACTION MIXTURE.

Also Published As

Publication number Publication date
DE2651195B2 (en) 1981-02-19
DE2651195A1 (en) 1978-05-18
DE2651195C3 (en) 1985-01-31
JPS5360900A (en) 1978-05-31

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: BASF A.G.

Effective date: 19971103