FR995904A - Production de métaux réfractaires - Google Patents
Production de métaux réfractairesInfo
- Publication number
- FR995904A FR995904A FR995904DA FR995904A FR 995904 A FR995904 A FR 995904A FR 995904D A FR995904D A FR 995904DA FR 995904 A FR995904 A FR 995904A
- Authority
- FR
- France
- Prior art keywords
- production
- refractory metals
- refractory
- metals
- 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
- 239000003870 refractory metal Substances 0.000 title 1
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
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 |
|---|---|---|---|
| US995904XA | 1948-11-23 | 1948-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR995904A true FR995904A (fr) | 1951-12-11 |
Family
ID=22275734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR995904D Expired FR995904A (fr) | 1948-11-23 | 1949-09-21 | Production de métaux réfractaires |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR995904A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3078082A (en) * | 1957-05-06 | 1963-02-19 | Nat Res Corp | Apparatus for reducing vaporizable refractory metal compounds |
-
1949
- 1949-09-21 FR FR995904D patent/FR995904A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3078082A (en) * | 1957-05-06 | 1963-02-19 | Nat Res Corp | Apparatus for reducing vaporizable refractory metal compounds |
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