FR640817A - - Google Patents
Info
- Publication number
- FR640817A FR640817A FR640817DA FR640817A FR 640817 A FR640817 A FR 640817A FR 640817D A FR640817D A FR 640817DA FR 640817 A FR640817 A FR 640817A
- 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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/52—Preparation of sulfur dioxide by roasting sulfides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR640817A true FR640817A (it) | 1928-07-23 |
Family
ID=1542674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR640817D Expired FR640817A (it) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR640817A (it) |
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0
- FR FR640817D patent/FR640817A/fr not_active Expired