NL6504828A - - Google Patents
Info
- Publication number
- NL6504828A NL6504828A NL6504828A NL6504828A NL6504828A NL 6504828 A NL6504828 A NL 6504828A NL 6504828 A NL6504828 A NL 6504828A NL 6504828 A NL6504828 A NL 6504828A NL 6504828 A NL6504828 A NL 6504828A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/36—Obtaining tungsten
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G41/00—Compounds of tungsten
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6504828A NL6504828A (OSRAM) | 1965-04-15 | 1965-04-15 | |
| DE19661592473 DE1592473A1 (de) | 1965-04-15 | 1966-04-12 | Verfahren zur Herstellung von Ammoniumparawolframat |
| GB1598266A GB1132156A (en) | 1965-04-15 | 1966-04-12 | Improvements in or relating to methods of preparing ammonium paratungstate |
| FR57641A FR1476140A (fr) | 1965-04-15 | 1966-04-14 | Procédé de préparation de paratungstate d'ammonium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6504828A NL6504828A (OSRAM) | 1965-04-15 | 1965-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6504828A true NL6504828A (OSRAM) | 1966-10-17 |
Family
ID=19792948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6504828A NL6504828A (OSRAM) | 1965-04-15 | 1965-04-15 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1592473A1 (OSRAM) |
| GB (1) | GB1132156A (OSRAM) |
| NL (1) | NL6504828A (OSRAM) |
-
1965
- 1965-04-15 NL NL6504828A patent/NL6504828A/xx unknown
-
1966
- 1966-04-12 GB GB1598266A patent/GB1132156A/en not_active Expired
- 1966-04-12 DE DE19661592473 patent/DE1592473A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1592473A1 (de) | 1970-12-23 |
| GB1132156A (en) | 1968-10-30 |