NL6403701A - - Google Patents
Info
- Publication number
- NL6403701A NL6403701A NL6403701A NL6403701A NL6403701A NL 6403701 A NL6403701 A NL 6403701A NL 6403701 A NL6403701 A NL 6403701A NL 6403701 A NL6403701 A NL 6403701A NL 6403701 A NL6403701 A NL 6403701A
- 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
- C01B17/903—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids by liquid-liquid extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6403701A NL6403701A (https=) | 1964-04-08 | 1964-04-08 | |
| US445415A US3364202A (en) | 1964-04-08 | 1965-04-05 | Process for the recovery of free sulfuric acid from ammonium bisulfate |
| FR11940A FR1429096A (fr) | 1964-04-08 | 1965-04-05 | Procédé pour obtenir de l'acide sulfurique libre à partir de bisulfate d'ammonium |
| ES0311530A ES311530A1 (es) | 1964-04-08 | 1965-04-07 | Un procedimiento para la recuperacion de acido sulfurico. |
| CH482665A CH464867A (de) | 1964-04-08 | 1965-04-07 | Verfahren zur Gewinnung freier Schwefelsäure aus Ammoniumbisulfat |
| BE662214D BE662214A (https=) | 1964-04-08 | 1965-04-07 | |
| DEST23652A DE1246694B (de) | 1964-04-08 | 1965-04-08 | Verfahren zur Gewinnung freier Schwefelsaeure aus Ammoniumbisulfat |
| GB14998/65A GB1083085A (en) | 1964-04-08 | 1965-04-08 | Process for the recovery of free sulfuric acid from ammonium bisulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6403701A NL6403701A (https=) | 1964-04-08 | 1964-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6403701A true NL6403701A (https=) | 1965-10-11 |
Family
ID=19789745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6403701A NL6403701A (https=) | 1964-04-08 | 1964-04-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3364202A (https=) |
| BE (1) | BE662214A (https=) |
| CH (1) | CH464867A (https=) |
| DE (1) | DE1246694B (https=) |
| ES (1) | ES311530A1 (https=) |
| GB (1) | GB1083085A (https=) |
| NL (1) | NL6403701A (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7601061A (nl) * | 1976-02-03 | 1977-08-05 | Stamicarbon | Werkwijze voor het winnen van epsilon-caprolac- tam uit een epsilon-caprolactamzwavelzuur-reac- tiemengsel. |
| CA1079482A (en) * | 1976-05-27 | 1980-06-17 | John Howard | Method of separating sulfuric acid from neutral sodium sulphate |
| CA1149131A (en) * | 1980-09-15 | 1983-07-05 | Erco Industries Limited | High efficiency production of chlorine dioxide |
| US4371512A (en) * | 1981-02-03 | 1983-02-01 | Pennzoil Company | Production of alkali metal sulfates |
| US4608245A (en) * | 1985-10-17 | 1986-08-26 | Gaddy James L | Method of separation of sugars and concentrated sulfuric acid |
| EP1864947A2 (en) * | 2006-06-10 | 2007-12-12 | Haldor Topsoe A/S | Process for the recovery of sulfuric acid |
| EP4466239A1 (en) | 2022-01-19 | 2024-11-27 | Imperial College Innovations Limited | Silica supplementary cementitious materials |
-
1964
- 1964-04-08 NL NL6403701A patent/NL6403701A/xx unknown
-
1965
- 1965-04-05 US US445415A patent/US3364202A/en not_active Expired - Lifetime
- 1965-04-07 BE BE662214D patent/BE662214A/xx unknown
- 1965-04-07 ES ES0311530A patent/ES311530A1/es not_active Expired
- 1965-04-07 CH CH482665A patent/CH464867A/de unknown
- 1965-04-08 GB GB14998/65A patent/GB1083085A/en not_active Expired
- 1965-04-08 DE DEST23652A patent/DE1246694B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1083085A (en) | 1967-09-13 |
| DE1246694B (de) | 1967-08-10 |
| CH464867A (de) | 1968-11-15 |
| BE662214A (https=) | 1965-10-07 |
| ES311530A1 (es) | 1966-01-01 |
| US3364202A (en) | 1968-01-16 |