NL6904402A - - Google Patents
Info
- Publication number
- NL6904402A NL6904402A NL6904402A NL6904402A NL6904402A NL 6904402 A NL6904402 A NL 6904402A NL 6904402 A NL6904402 A NL 6904402A NL 6904402 A NL6904402 A NL 6904402A NL 6904402 A NL6904402 A NL 6904402A
- 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
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/14—Display trays or containers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74610368A | 1968-07-19 | 1968-07-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6904402A true NL6904402A (enExample) | 1970-01-21 |
| NL166442C NL166442C (nl) | 1981-08-17 |
Family
ID=24999497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6904402.A NL166442C (nl) | 1968-07-19 | 1969-03-21 | Werkwijze voor het bereiden van zwaveltrioxyde. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3525587A (enExample) |
| BE (1) | BE730199A (enExample) |
| FR (1) | FR2013215A1 (enExample) |
| GB (1) | GB1226511A (enExample) |
| MY (1) | MY7400184A (enExample) |
| NL (1) | NL166442C (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3653828A (en) * | 1969-09-24 | 1972-04-04 | Chemical Construction Corp | Dual absorption sulfuric acid process |
| FR2429748A1 (fr) * | 1978-06-28 | 1980-01-25 | B St P Realizac | Procede d'oxydation catalytique de so2 en so3 |
| CA1263908A (en) * | 1987-03-27 | 1989-12-19 | Joseph Palmer | Method of removing sulphur dioxide from a gaseous stream |
| US20040022698A1 (en) * | 2002-08-01 | 2004-02-05 | Uhrie John L. | Apparatus for processing elemental sulfur-bearing materials to produce sulfuric acid and methods of using same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL261345A (enExample) * | 1960-02-20 | |||
| BE639993A (enExample) * | 1963-06-22 | |||
| US3362786A (en) * | 1965-10-05 | 1968-01-09 | Donald B. Burkhardt | Sulfur trioxide production |
-
1968
- 1968-07-19 US US746103A patent/US3525587A/en not_active Expired - Lifetime
-
1969
- 1969-03-20 FR FR6908090A patent/FR2013215A1/fr not_active Withdrawn
- 1969-03-20 BE BE730199D patent/BE730199A/xx not_active IP Right Cessation
- 1969-03-20 GB GB1226511D patent/GB1226511A/en not_active Expired
- 1969-03-21 NL NL6904402.A patent/NL166442C/xx not_active IP Right Cessation
-
1974
- 1974-12-30 MY MY184/74A patent/MY7400184A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL166442C (nl) | 1981-08-17 |
| GB1226511A (enExample) | 1971-03-31 |
| FR2013215A1 (enExample) | 1970-03-27 |
| BE730199A (enExample) | 1969-09-01 |
| MY7400184A (en) | 1974-12-31 |
| US3525587A (en) | 1970-08-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |