FI40161B - - Google Patents
Info
- Publication number
- FI40161B FI40161B FI0293/61A FI29361A FI40161B FI 40161 B FI40161 B FI 40161B FI 0293/61 A FI0293/61 A FI 0293/61A FI 29361 A FI29361 A FI 29361A FI 40161 B FI40161 B FI 40161B
- Authority
- FI
- Finland
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
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Gas Separation By Absorption (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0030595 | 1960-02-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI40161B true FI40161B (US07122603-20061017-C00145.png) | 1968-07-31 |
| FI40161C FI40161C (fi) | 1968-11-11 |
Family
ID=7093833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI29361A FI40161C (fi) | 1960-02-20 | 1961-02-15 | Rikkitrioksidin valmistamismenetelmä |
Country Status (7)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE639993A (US07122603-20061017-C00145.png) * | 1963-06-22 | |||
| US4008316A (en) * | 1964-06-23 | 1977-02-15 | Metallgesellschaft Aktiengesellschaft | Apparatus for producing SO3 and sulphuric acid by a catalytic of gases which contain SO2 |
| NL135400C (US07122603-20061017-C00145.png) * | 1964-09-25 | |||
| NL136387C (US07122603-20061017-C00145.png) * | 1964-11-06 | |||
| US3350169A (en) * | 1965-10-21 | 1967-10-31 | Chemical Construction Corp | Production of sulfuric acid |
| US3475119A (en) * | 1966-12-23 | 1969-10-28 | Richard L Hummel | Production of sulphuric acid |
| DE1913541C3 (de) * | 1968-07-19 | 1983-02-10 | The Ralph M. Parsons Co. (n.d.Ges.des Staates Nevada), Los Angeles, Calif. | Verfahren zur Gewinnung von Schwefeltrioxid aus Schwefeldioxid |
| US3525587A (en) * | 1968-07-19 | 1970-08-25 | Parsons Co Ralph M | Method of sulfuric acid manufacture |
| US3880985A (en) * | 1969-06-10 | 1975-04-29 | Bayer Ag | Process for production of sulphur trioxide |
| US3647360A (en) * | 1970-04-13 | 1972-03-07 | Ovitron Corp | Process for the production of sulfur trioxide by the cold gas process |
| FR2429748A1 (fr) * | 1978-06-28 | 1980-01-25 | B St P Realizac | Procede d'oxydation catalytique de so2 en so3 |
| US5264200A (en) * | 1990-05-31 | 1993-11-23 | Monsanto Company | Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide |
| WO2013098329A1 (en) | 2011-12-27 | 2013-07-04 | Shell Internationale Research Maatschappij B.V. | Method for producing sulphuric acid |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US719332A (en) * | 1902-01-10 | 1903-01-27 | John B Francis Herreshoff | Method of making sulfuric anhydrid. |
| US1930125A (en) * | 1927-09-22 | 1933-10-10 | Gen Chemical Corp | Contact process for the manufacture of sulphuric anhydride |
| US2471072A (en) * | 1946-04-03 | 1949-05-24 | Allied Chem & Dye Corp | Manufacture of sulfuric acid |
| US2879135A (en) * | 1951-02-10 | 1959-03-24 | Bayer Ag | Manufacture of sulfuric acid |
-
0
- NL NL261345D patent/NL261345A/xx unknown
- NL NL129926D patent/NL129926C/xx active
-
1961
- 1961-02-03 BE BE599870A patent/BE599870A/fr unknown
- 1961-02-08 CH CH149161A patent/CH404615A/de unknown
- 1961-02-15 FI FI29361A patent/FI40161C/fi active
- 1961-02-17 SE SE1684/61A patent/SE300410B/xx unknown
- 1961-02-20 GB GB6174/61A patent/GB904982A/en not_active Expired
-
1963
- 1963-08-26 US US304507A patent/US3259459A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE599870A (fr) | 1961-05-29 |
| US3259459A (en) | 1966-07-05 |
| SE300410B (US07122603-20061017-C00145.png) | 1968-04-29 |
| NL261345A (US07122603-20061017-C00145.png) | |
| GB904982A (en) | 1962-09-05 |
| NL129926C (US07122603-20061017-C00145.png) | |
| FI40161C (fi) | 1968-11-11 |
| CH404615A (de) | 1965-12-31 |
