FR1574411A - - Google Patents
Info
- Publication number
- FR1574411A FR1574411A FR1574411DA FR1574411A FR 1574411 A FR1574411 A FR 1574411A FR 1574411D A FR1574411D A FR 1574411DA FR 1574411 A FR1574411 A FR 1574411A
- 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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
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 |
|---|---|---|---|
| DEF0052957 | 1967-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1574411A true FR1574411A (forum.php) | 1969-07-11 |
Family
ID=7105882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1574411D Expired FR1574411A (forum.php) | 1967-07-14 | 1968-07-12 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE718035A (forum.php) |
| DE (1) | DE1667497A1 (forum.php) |
| FR (1) | FR1574411A (forum.php) |
| NL (1) | NL6809759A (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4436019C2 (de) * | 1994-10-08 | 1999-04-22 | Metallgesellschaft Ag | Verfahren zur Herstellung von schwermetallfreier Schwefelsäure aus SO¶2¶-haltigen Gasen |
-
1967
- 1967-07-14 DE DE19671667497 patent/DE1667497A1/de active Pending
-
1968
- 1968-07-10 NL NL6809759A patent/NL6809759A/xx unknown
- 1968-07-12 BE BE718035D patent/BE718035A/xx unknown
- 1968-07-12 FR FR1574411D patent/FR1574411A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1667497A1 (de) | 1971-06-16 |
| BE718035A (forum.php) | 1969-01-13 |
| NL6809759A (forum.php) | 1969-01-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |