FR2125487B1 - - Google Patents
Info
- Publication number
- FR2125487B1 FR2125487B1 FR7205057A FR7205057A FR2125487B1 FR 2125487 B1 FR2125487 B1 FR 2125487B1 FR 7205057 A FR7205057 A FR 7205057A FR 7205057 A FR7205057 A FR 7205057A FR 2125487 B1 FR2125487 B1 FR 2125487B1
- Authority
- FR
- France
- 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
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/06—Dry methods smelting of sulfides or formation of mattes by carbides or the like
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE01871/71A SE350073B (enExample) | 1971-02-15 | 1971-02-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2125487A1 FR2125487A1 (enExample) | 1972-09-29 |
| FR2125487B1 true FR2125487B1 (enExample) | 1976-07-23 |
Family
ID=20258988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7205057A Expired FR2125487B1 (enExample) | 1971-02-15 | 1972-02-15 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3767761A (enExample) |
| DE (1) | DE2206893A1 (enExample) |
| FR (1) | FR2125487B1 (enExample) |
| SE (1) | SE350073B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9150426B2 (en) * | 2006-12-08 | 2015-10-06 | Tundra Composites, LLC | Fusion process using an alkali metal metalate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB193057A (en) * | 1922-02-11 | 1924-06-12 | David Werner Berlin | Improved method for reducing metallic oxides |
-
1971
- 1971-02-15 SE SE01871/71A patent/SE350073B/xx unknown
-
1972
- 1972-02-14 US US00226255A patent/US3767761A/en not_active Expired - Lifetime
- 1972-02-14 DE DE2206893A patent/DE2206893A1/de active Pending
- 1972-02-15 FR FR7205057A patent/FR2125487B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE350073B (enExample) | 1972-10-16 |
| US3767761A (en) | 1973-10-23 |
| DE2206893A1 (de) | 1973-08-23 |
| FR2125487A1 (enExample) | 1972-09-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |