BE371545A - - Google Patents
Info
- Publication number
- BE371545A BE371545A BE371545DA BE371545A BE 371545 A BE371545 A BE 371545A BE 371545D A BE371545D A BE 371545DA BE 371545 A BE371545 A BE 371545A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
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- 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
- C01B17/907—Removal of arsenic
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
- C01B25/237—Selective elimination of impurities
- C01B25/238—Cationic impurities, e.g. arsenic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI38539D DE542781C (de) | 1929-06-29 | 1929-06-29 | Verfahren zur elektrolytischen Reinigung von Loesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE371545A true BE371545A (enrdf_load_stackoverflow) |
Family
ID=7189803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE371545D BE371545A (enrdf_load_stackoverflow) | 1929-06-29 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE371545A (enrdf_load_stackoverflow) |
| DE (1) | DE542781C (enrdf_load_stackoverflow) |
| GB (1) | GB357630A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL128653C (enrdf_load_stackoverflow) * | 1964-11-30 | |||
| CA931110A (en) * | 1969-03-11 | 1973-07-31 | A. Carlson Gordon | Recovery of metals from solution |
| JP2650065B2 (ja) * | 1989-08-21 | 1997-09-03 | ペルメレック電極株式会社 | 硫酸の回収方法 |
| GB0711302D0 (en) * | 2007-06-12 | 2007-07-25 | Buss Chemtech Ag | Process & apparatus |
-
0
- BE BE371545D patent/BE371545A/xx unknown
-
1929
- 1929-06-29 DE DEI38539D patent/DE542781C/de not_active Expired
-
1930
- 1930-06-26 GB GB1946330A patent/GB357630A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB357630A (enrdf_load_stackoverflow) | 1931-09-28 |
| DE542781C (de) | 1932-01-29 |