BE716931A - - Google Patents
Info
- Publication number
- BE716931A BE716931A BE716931DA BE716931A BE 716931 A BE716931 A BE 716931A BE 716931D A BE716931D A BE 716931DA BE 716931 A BE716931 A BE 716931A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/026—Preparation of ammonia from inorganic compounds
- C01C1/028—Preparation of ammonia from inorganic compounds from ammonium sulfate or sulfite
-
- 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
- C01B17/02—Preparation of sulfur; Purification
- C01B17/06—Preparation of sulfur; Purification from non-gaseous sulfides or materials containing such sulfides, e.g. ores
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Treating Waste Gases (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR111809 | 1967-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE716931A true BE716931A (en:Method) | 1968-12-02 |
Family
ID=8633766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE716931D BE716931A (en:Method) | 1967-06-23 | 1968-06-21 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3561921A (en:Method) |
| BE (1) | BE716931A (en:Method) |
| DE (1) | DE1767820A1 (en:Method) |
| ES (1) | ES355303A1 (en:Method) |
| FR (1) | FR1572149A (en:Method) |
| GB (1) | GB1172808A (en:Method) |
| NL (1) | NL6808829A (en:Method) |
-
1967
- 1967-06-23 FR FR111809A patent/FR1572149A/fr not_active Expired
-
1968
- 1968-06-12 US US736310A patent/US3561921A/en not_active Expired - Lifetime
- 1968-06-20 DE DE19681767820 patent/DE1767820A1/de active Pending
- 1968-06-21 GB GB29806/68A patent/GB1172808A/en not_active Expired
- 1968-06-21 BE BE716931D patent/BE716931A/xx unknown
- 1968-06-21 ES ES355303A patent/ES355303A1/es not_active Expired
- 1968-06-21 NL NL6808829A patent/NL6808829A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6808829A (en:Method) | 1968-12-24 |
| FR1572149A (en:Method) | 1969-06-27 |
| ES355303A1 (es) | 1969-11-16 |
| US3561921A (en) | 1971-02-09 |
| DE1767820A1 (de) | 1971-09-30 |
| GB1172808A (en) | 1969-12-03 |