BE860427A - IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALS - Google Patents
IMPROVED PROCESS FOR OBTAINING PURE AMMONIUM SULPHATE IN LARGE CRYSTALSInfo
- 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
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)
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)
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)
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. |
-
1976
- 1976-11-10 DE DE19762651195 patent/DE2651195C3/en not_active Expired
-
1977
- 1977-11-03 BE BE182304A patent/BE860427A/en not_active IP Right Cessation
- 1977-11-08 JP JP13314277A patent/JPS5360900A/en active Pending
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 |