NL277137A - - Google Patents
Info
- Publication number
- NL277137A NL277137A NL277137DA NL277137A NL 277137 A NL277137 A NL 277137A NL 277137D A NL277137D A NL 277137DA NL 277137 A NL277137 A NL 277137A
- Authority
- NL
- Netherlands
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
-
- 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
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/502—Preparation of sulfur dioxide by reduction of sulfur compounds of sulfur trioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR861748A FR1297181A (fr) | 1961-05-15 | 1961-05-15 | Procédé de fabrication d'anhydride sulfureux pur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL277137A true NL277137A (nl) |
Family
ID=8755140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL277137D NL277137A (nl) | 1961-05-15 |
Country Status (4)
| Country | Link |
|---|---|
| FR (1) | FR1297181A (nl) |
| GB (1) | GB1002584A (nl) |
| LU (1) | LU41698A1 (nl) |
| NL (1) | NL277137A (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175112A (en) * | 1978-07-17 | 1979-11-20 | Stauffer Chemical Company | Process for purification of gases containing elemental sulfur |
| CN107934919B (zh) * | 2017-12-18 | 2021-08-06 | 山东凯盛新材料股份有限公司 | 低浓度发烟硫酸连续制取二氧化硫的工艺及设备 |
-
0
- NL NL277137D patent/NL277137A/xx unknown
-
1961
- 1961-05-15 FR FR861748A patent/FR1297181A/fr not_active Expired
-
1962
- 1962-03-29 GB GB1211162A patent/GB1002584A/en not_active Expired
- 1962-05-12 LU LU41698D patent/LU41698A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1297181A (fr) | 1962-06-29 |
| LU41698A1 (nl) | 1962-07-12 |
| GB1002584A (en) | 1965-08-25 |