FR509302A - Advanced process for processing tungsten ores - Google Patents
Advanced process for processing tungsten oresInfo
- Publication number
- FR509302A FR509302A FR509302A FR509302DA FR509302A FR 509302 A FR509302 A FR 509302A FR 509302 A FR509302 A FR 509302A FR 509302D A FR509302D A FR 509302DA FR 509302 A FR509302 A FR 509302A
- Authority
- FR
- France
- Prior art keywords
- advanced process
- processing tungsten
- tungsten ores
- ores
- processing
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR509302T | 1920-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR509302A true FR509302A (en) | 1920-11-06 |
Family
ID=8910928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR509302A Expired FR509302A (en) | 1920-01-31 | 1920-01-31 | Advanced process for processing tungsten ores |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR509302A (en) |
-
1920
- 1920-01-31 FR FR509302A patent/FR509302A/en not_active Expired
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