NL38974C - - Google Patents
Info
- Publication number
- NL38974C NL38974C NL67894A NL67894A NL38974C NL 38974 C NL38974 C NL 38974C NL 67894 A NL67894 A NL 67894A NL 67894 A NL67894 A NL 67894A NL 38974 C NL38974 C NL 38974C
- 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
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/003—Phosphorus
-
- 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
- C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
-
- 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/305—Preparation from phosphorus-containing compounds by alkaline treatment
-
- 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
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/305—Preparation from phosphorus-containing compounds by alkaline treatment
- C01B25/306—Preparation from phosphorus-containing compounds by alkaline treatment from phosphates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/14—Chromates; Bichromates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1204—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
- C22B34/1213—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by wet processes, e.g. using leaching methods or flotation techniques
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB158944D DE629600C (de) | 1932-12-25 | 1932-12-25 | Verfahren zur gleichzeitigen Gewinnung von Salzen des gwertigen Chroms und von Alkaliphosphaten |
| DEB161369D DE630964C (de) | 1932-12-25 | 1933-06-24 | Verfahren zur Herstellung von Salzen des 6-wertigen Chroms |
| DEB163250D DE633593C (de) | 1932-12-25 | 1933-11-24 | Verfahren zur Herstellung von Salzen des 6wertigen Chroms |
| DEB163282D DE636588C (de) | 1932-12-25 | 1933-11-25 | Verfahren zur Herstellung von Salzen des 6wertigen Chroms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38974C true NL38974C (da) | 1936-09-15 |
Family
ID=33568670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL67894A NL38974C (da) | 1932-12-25 | 1933-12-22 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT140843B (da) |
| DE (4) | DE629600C (da) |
| FR (1) | FR768366A (da) |
| NL (1) | NL38974C (da) |
-
1932
- 1932-12-25 DE DEB158944D patent/DE629600C/de not_active Expired
-
1933
- 1933-06-24 DE DEB161369D patent/DE630964C/de not_active Expired
- 1933-11-24 DE DEB163250D patent/DE633593C/de not_active Expired
- 1933-11-25 DE DEB163282D patent/DE636588C/de not_active Expired
- 1933-12-18 FR FR768366D patent/FR768366A/fr not_active Expired
- 1933-12-20 AT AT140843D patent/AT140843B/de active
- 1933-12-22 NL NL67894A patent/NL38974C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| FR768366A (fr) | 1934-08-04 |
| AT140843B (de) | 1935-02-25 |
| DE629600C (de) | 1936-05-09 |
| DE630964C (de) | 1936-06-09 |
| DE636588C (de) | 1936-10-10 |
| DE633593C (de) | 1936-07-31 |