NL6809759A - - Google Patents
Info
- Publication number
- NL6809759A NL6809759A NL6809759A NL6809759A NL6809759A NL 6809759 A NL6809759 A NL 6809759A NL 6809759 A NL6809759 A NL 6809759A NL 6809759 A NL6809759 A NL 6809759A NL 6809759 A NL6809759 A NL 6809759A
- 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
- C01B17/69—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 |
---|---|
NL6809759A true NL6809759A (fr) | 1969-01-16 |
Family
ID=7105882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6809759A NL6809759A (fr) | 1967-07-14 | 1968-07-10 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE718035A (fr) |
DE (1) | DE1667497A1 (fr) |
FR (1) | FR1574411A (fr) |
NL (1) | NL6809759A (fr) |
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 |
---|---|
FR1574411A (fr) | 1969-07-11 |
DE1667497A1 (de) | 1971-06-16 |
BE718035A (fr) | 1969-01-13 |