NL258598A - - Google Patents
Info
- Publication number
- NL258598A NL258598A NL258598DA NL258598A NL 258598 A NL258598 A NL 258598A NL 258598D A NL258598D A NL 258598DA NL 258598 A NL258598 A NL 258598A
- Authority
- NL
- Netherlands
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)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF29997A DE1103902B (de) | 1959-12-03 | 1959-12-03 | Verfahren zur Rueckgewinnung konzentrierter Schwefelsaeure aus salz-haltigen verduennten Abfallsaeuren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL258598A true NL258598A (US20040242566A1-20041202-C00155.png) |
Family
ID=7093555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL258598D NL258598A (US20040242566A1-20041202-C00155.png) | 1959-12-03 |
Country Status (5)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL273476A (US20040242566A1-20041202-C00155.png) * | 1961-01-26 | 1900-01-01 | ||
| FR2328658A1 (fr) * | 1975-10-20 | 1977-05-20 | Pechiney Aluminium | Perfectionnements a l'epuration de solutions sulfuriques diluees |
| IT1086097B (it) * | 1977-09-21 | 1985-05-28 | Montedison Spa | Procedimento per preparare soluzioni acquose limpide di acido solforico |
| DE3513120A1 (de) * | 1985-04-12 | 1986-10-23 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von titandioxid |
| CH669184A5 (de) * | 1987-04-30 | 1989-02-28 | Escher Wyss Ag | Verfahren zur abscheidung von verunreinigungen, insbesondere von chrom, aus abfallschwefelsaeure. |
| CN116216653A (zh) * | 2023-01-03 | 2023-06-06 | 万华化学集团股份有限公司 | 一种硫酸浓缩在线除盐及防垢的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2078088A (en) * | 1935-11-22 | 1937-04-20 | Mantius | Process of recovering sulphuric acid from sulphuric acid solutions of sulphates |
| US2895813A (en) * | 1954-10-05 | 1959-07-21 | Sulphates Ltd | Process of producing solid aluminum sulphate |
| US2864670A (en) * | 1955-04-11 | 1958-12-16 | Nat Lead Co | Process for recovering acid from waste acid liquors |
-
0
- NL NL258598D patent/NL258598A/xx unknown
-
1959
- 1959-12-03 DE DEF29997A patent/DE1103902B/de active Pending
-
1960
- 1960-10-10 BE BE595884A patent/BE595884A/fr unknown
- 1960-11-03 GB GB37884/60A patent/GB909933A/en not_active Expired
- 1960-11-08 US US67891A patent/US3121620A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB909933A (en) | 1962-11-07 |
| BE595884A (fr) | 1961-02-01 |
| DE1103902B (de) | 1961-04-06 |
| US3121620A (en) | 1964-02-18 |
