GB1563604A - Purification of sulphuric acid - Google Patents
Purification of sulphuric acid Download PDFInfo
- Publication number
- GB1563604A GB1563604A GB43331/76A GB4333176A GB1563604A GB 1563604 A GB1563604 A GB 1563604A GB 43331/76 A GB43331/76 A GB 43331/76A GB 4333176 A GB4333176 A GB 4333176A GB 1563604 A GB1563604 A GB 1563604A
- Authority
- GB
- United Kingdom
- Prior art keywords
- temperature
- sulphate
- solution
- sulphuric acid
- seed crystals
- 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Iron (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Paints Or Removers (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7532026A FR2328658A1 (fr) | 1975-10-20 | 1975-10-20 | Perfectionnements a l'epuration de solutions sulfuriques diluees |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1563604A true GB1563604A (en) | 1980-03-26 |
Family
ID=9161393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB43331/76A Expired GB1563604A (en) | 1975-10-20 | 1976-10-19 | Purification of sulphuric acid |
Country Status (30)
| Country | Link |
|---|---|
| US (1) | US4155984A ( ) |
| JP (1) | JPS5250993A ( ) |
| AR (1) | AR208631A1 ( ) |
| AT (1) | AT355594B ( ) |
| BE (1) | BE847415A ( ) |
| BG (1) | BG39461A3 ( ) |
| BR (1) | BR7606981A ( ) |
| CA (1) | CA1096138A ( ) |
| CH (1) | CH613913A5 ( ) |
| DD (1) | DD127453A5 ( ) |
| DE (1) | DE2647084C2 ( ) |
| DK (1) | DK470776A ( ) |
| EG (1) | EG13008A ( ) |
| ES (1) | ES452484A1 ( ) |
| FR (1) | FR2328658A1 ( ) |
| GB (1) | GB1563604A ( ) |
| HU (1) | HU174053B ( ) |
| IL (1) | IL50700A ( ) |
| IN (1) | IN145507B ( ) |
| IT (1) | IT1070943B ( ) |
| LU (1) | LU76024A1 ( ) |
| MX (1) | MX143150A ( ) |
| NL (1) | NL186505C ( ) |
| NO (1) | NO150034C ( ) |
| NZ (1) | NZ182354A ( ) |
| OA (1) | OA05455A ( ) |
| RO (1) | RO72145A ( ) |
| SE (1) | SE416638B ( ) |
| SU (1) | SU786878A3 ( ) |
| ZA (1) | ZA766216B ( ) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1086096B (it) * | 1977-09-21 | 1985-05-28 | Montedison Spa | Procedimento per la concentrazione di soluzioni acquose di acido solforico |
| JPS6021705U (ja) * | 1983-07-19 | 1985-02-14 | アルプス電気株式会社 | 光分岐・結合器 |
| JPS6191610U ( ) * | 1984-11-22 | 1986-06-13 | ||
| DE3726047A1 (de) * | 1987-08-06 | 1989-02-16 | Bayer Ag | Verfahren zum abtrennen von metallsulfaten aus schwefelsaeure |
| JP2968877B2 (ja) * | 1991-11-08 | 1999-11-02 | 日鉄鉱業株式会社 | 金属硫酸塩含有の廃硫酸から硫酸を回収する方法 |
| RU2500614C1 (ru) * | 2012-05-10 | 2013-12-10 | Открытое акционерное общество "Казанский завод синтетического каучука" (ОАО "КЗСК") | Способ утилизации отходов серной кислоты |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR870125A (fr) * | 1940-05-04 | 1942-03-03 | Konink Ind Mij Voorheen Noury | Procédé de purification des solutions sulfuriques |
| NL258598A ( ) * | 1959-12-03 | |||
| US3057685A (en) * | 1960-05-23 | 1962-10-09 | Edna Y Kamlet | Cyclic process for the beneficiation of titania ores and slags |
| US3984312A (en) * | 1973-04-23 | 1976-10-05 | Industrial Resources, Inc. | Process for insolubilizing potentially water pollutable wastes from sodium or ammonium type sulfur dioxide air pollution control systems |
-
1975
- 1975-10-20 FR FR7532026A patent/FR2328658A1/fr active Granted
- 1975-10-20 CH CH1314976A patent/CH613913A5/xx not_active IP Right Cessation
-
1976
- 1976-09-28 IN IN1794/CAL/76A patent/IN145507B/en unknown
- 1976-10-14 DD DD195277A patent/DD127453A5/xx unknown
- 1976-10-14 NL NLAANVRAGE7611385,A patent/NL186505C/xx active Search and Examination
- 1976-10-18 JP JP51124777A patent/JPS5250993A/ja active Granted
- 1976-10-18 OA OA55956A patent/OA05455A/xx unknown
- 1976-10-18 LU LU76024A patent/LU76024A1/xx unknown
- 1976-10-18 NZ NZ182354A patent/NZ182354A/xx unknown
- 1976-10-18 EG EG640/76A patent/EG13008A/xx active
- 1976-10-18 CA CA263,559A patent/CA1096138A/fr not_active Expired
- 1976-10-18 IL IL50700A patent/IL50700A/xx unknown
- 1976-10-18 ES ES452484A patent/ES452484A1/es not_active Expired
- 1976-10-18 MX MX166687A patent/MX143150A/es unknown
- 1976-10-19 NO NO763551A patent/NO150034C/no unknown
- 1976-10-19 BR BR7606981A patent/BR7606981A/pt unknown
- 1976-10-19 IT IT28459/76A patent/IT1070943B/it active
- 1976-10-19 US US05/733,858 patent/US4155984A/en not_active Expired - Lifetime
- 1976-10-19 ZA ZA766216A patent/ZA766216B/xx unknown
- 1976-10-19 AR AR265144A patent/AR208631A1/es active
- 1976-10-19 DK DK470776A patent/DK470776A/da unknown
- 1976-10-19 DE DE2647084A patent/DE2647084C2/de not_active Expired
- 1976-10-19 AT AT777076A patent/AT355594B/de not_active IP Right Cessation
- 1976-10-19 BE BE171614A patent/BE847415A/xx not_active IP Right Cessation
- 1976-10-19 GB GB43331/76A patent/GB1563604A/en not_active Expired
- 1976-10-19 SE SE7611607A patent/SE416638B/xx not_active IP Right Cessation
- 1976-10-20 HU HU76PE1000A patent/HU174053B/hu not_active IP Right Cessation
- 1976-10-20 RO RO7688147A patent/RO72145A/ro unknown
- 1976-10-20 BG BG7634486A patent/BG39461A3/xx unknown
- 1976-10-20 SU SU762414008A patent/SU786878A3/ru active
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5453253A (en) | Method of reprocessing jarosite-containing residues | |
| US4039582A (en) | Method of preparing vanadium pentoxide | |
| US4261960A (en) | Removal of boron from lithium chloride brine | |
| US3860419A (en) | Process for the recovery of molybdenum from roasted molybdenum concentrates | |
| US4587109A (en) | Process for the separate recovery of molybdenum and vanadium | |
| US3016286A (en) | Method for the treatment of waste acid resulting from titanium dioxide production | |
| US3189407A (en) | Method of recovering lithium from lepidolite | |
| GB1563604A (en) | Purification of sulphuric acid | |
| US4126663A (en) | Process for recovering vanadium values from acidic sulfate solution | |
| US4242127A (en) | Process for treating hydroxide sludge residues containing nonferrous metals | |
| US2601306A (en) | Method for dissolution of chromium from chromite ores | |
| CN112771185B (zh) | 对磷石膏中的稀土进行提纯和浓缩的工艺 | |
| US4952387A (en) | Process for separating metal sulphates from sulphuric acid | |
| US2384009A (en) | Process for recovering magnesium salts | |
| US4200618A (en) | Preparation of magnesium chloride | |
| WO2005068358A1 (en) | Production of 'useful material(s)' from waste acid issued from the production of titanium dioxyde | |
| US4036941A (en) | Preparation of ferric sulfate solutions | |
| US2974011A (en) | Process of purifying beryllium compounds | |
| US4146575A (en) | Preparation of sodium tripolyphosphate | |
| JPS589820B2 (ja) | アルミニウム含有鉱石の処理から得られるアルミン酸アルカリ溶液からガリウムを回収する方法 | |
| KR940006033B1 (ko) | 폐황산으로부터의 크롬 및 바나듐의 분리방법 | |
| Cohen et al. | Recovery of H 2 SO 4 acid | |
| US1154230A (en) | Production of concentrated radium residues and the separation of radium compounds therefrom. | |
| US3351423A (en) | Process for producing molybdic oxide from molybdate solutions | |
| US4201750A (en) | Processing of breunnerite to recover magnesium compounds |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19931019 |