FR1375390A - Process for the preparation of ammonia and sulfur dioxide starting from waste sulfuric acids containing ammonium bisulfate - Google Patents
Process for the preparation of ammonia and sulfur dioxide starting from waste sulfuric acids containing ammonium bisulfateInfo
- Publication number
- FR1375390A FR1375390A FR953904A FR953904A FR1375390A FR 1375390 A FR1375390 A FR 1375390A FR 953904 A FR953904 A FR 953904A FR 953904 A FR953904 A FR 953904A FR 1375390 A FR1375390 A FR 1375390A
- Authority
- FR
- France
- Prior art keywords
- ammonia
- preparation
- sulfur dioxide
- acids containing
- containing ammonium
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/026—Preparation of ammonia from inorganic compounds
- C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/10—Separation of ammonia from ammonia liquors, e.g. gas liquors
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Treating Waste Gases (AREA)
- Incineration Of Waste (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DER33886A DE1220398B (en) | 1962-11-15 | 1962-11-15 | Production of ammonia and sulfur dioxide from waste sulfuric acid containing ammonium bisulfate |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1375390A true FR1375390A (en) | 1964-10-16 |
Family
ID=7404201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR953904A Expired FR1375390A (en) | 1962-11-15 | 1963-11-15 | Process for the preparation of ammonia and sulfur dioxide starting from waste sulfuric acids containing ammonium bisulfate |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1220398B (en) |
FR (1) | FR1375390A (en) |
GB (1) | GB1014945A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2201250A1 (en) * | 1972-09-22 | 1974-04-26 | Inst Francais Du Petrole | Sulphur dioxide and ammonia prodn from ammonium sulphate - by contact-ing mixture with granular solid with countercurrent hot reducing gas stream |
NL7601061A (en) * | 1976-02-03 | 1977-08-05 | Stamicarbon | PROCEDURE FOR GENERATING EPSILON CAPROLAC TAM FROM AN EPSILON CAPROLACTAM SULFURIC ACID REACTION MIXTURE. |
NL7704481A (en) * | 1977-04-25 | 1977-08-31 | Stamicarbon | PROCESS FOR THE RECOVERY OF AMMONIA AND SULFUR DIOXIDE FROM POLLUTED AMMONIUM SALT OF SULFURIC ACID. |
DK98191A (en) * | 1991-05-24 | 1992-11-25 | Haldor Topsoe As | PROCEDURE FOR THE REGENERATION OF PURIFIC SULFURIC ACID |
CN109081685B (en) * | 2018-09-13 | 2021-09-24 | 南京鑫达晶体材料科技有限公司 | Alumina ceramic and preparation method thereof |
CN112174165A (en) * | 2019-07-03 | 2021-01-05 | 强方投顾股份有限公司 | Semiconductor grade ammonia water and sulfuric acid recovery and circulation manufacturing method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE861552C (en) * | 1937-04-27 | 1953-01-05 | Metallgesellschaft Ag | Process and device for converting dilute waste sulfuric acid into highly concentrated acid |
-
1962
- 1962-11-15 DE DER33886A patent/DE1220398B/en active Pending
-
1963
- 1963-11-11 GB GB44438/63A patent/GB1014945A/en not_active Expired
- 1963-11-15 FR FR953904A patent/FR1375390A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1014945A (en) | 1965-12-31 |
DE1220398B (en) | 1966-07-07 |
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