FR955953A - - Google Patents
Info
- Publication number
- FR955953A FR955953A FR955953DA FR955953A FR 955953 A FR955953 A FR 955953A FR 955953D A FR955953D A FR 955953DA FR 955953 A FR955953 A FR 955953A
- 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
- C22B25/00—Obtaining tin
-
- 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
- C22B25/00—Obtaining tin
- C22B25/08—Refining
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR955953A true FR955953A (zh) | 1950-01-23 |
Family
ID=1558591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR955953D Expired FR955953A (zh) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR955953A (zh) |
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0
- FR FR955953D patent/FR955953A/fr not_active Expired