FR414521A - Procédé de fabrication d'acide phosphorique techniquement et chimiquement pur - Google Patents
Procédé de fabrication d'acide phosphorique techniquement et chimiquement purInfo
- Publication number
- FR414521A FR414521A FR414521DA FR414521A FR 414521 A FR414521 A FR 414521A FR 414521D A FR414521D A FR 414521DA FR 414521 A FR414521 A FR 414521A
- Authority
- FR
- France
- Prior art keywords
- technically
- manufacturing process
- phosphoric acid
- chemically pure
- acid manufacturing
- 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
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2208—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2208—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid
- C01B25/2212—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid with hydrochloric acid or hydrogen chloride in aqueous medium
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/10—Production of fats or fatty oils from raw materials by extracting
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE414521X | 1932-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR414521A true FR414521A (fr) | 1910-09-05 |
Family
ID=6448347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR414521D Expired FR414521A (fr) | 1909-11-06 | 1910-04-06 | Procédé de fabrication d'acide phosphorique techniquement et chimiquement pur |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR414521A (fr) |
| GB (1) | GB414521A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5741017A (en) * | 1995-07-28 | 1998-04-21 | Chen; Henry | Adjustable brake mechanism for roller skates |
-
1910
- 1910-04-06 FR FR414521D patent/FR414521A/fr not_active Expired
-
1933
- 1933-08-21 GB GB23247/33A patent/GB414521A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB414521A (en) | 1934-08-09 |
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