US2742408A
Expired / Lapsed
US
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Catalytic reaction process
Assignee: Sunoco Inc
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Filing: 1952-04-24
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Granted: 1956-04-17
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Expires: 1972-04-24
Abstract
No abstract record available.
Inventors
- 👤 Porte Walter N La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:26
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; B01J8/00; B01J8/16; C; C07; C07C; C07C5/00; C07C5/02; C10; C10G; C10G45/00; Y; Y10; Y10S; Y10S585/00; Y10S585/949; Y10S585/953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
PROCESS FOR CONDUCTING CATALYTIC REACTIONS WHICH COMPRISES: CONTACTING A GASEOUS REACTANT IN A REACTION ZONE UNDER REACTION CONDITIONS WITH SOLID CATALYST PARTICLES HAVING LIQUID FILMS ON THE SURFACES THEREOF; AND CONTINUOUSLY SUBJECTING SAID GASEOUS REACTANT AND SAID CATALYST TO SONIC VIBRATIONS HAVING FREQUENCY OF AT LEAST 1000 CYCLES PER SECOND.
Claim 2
Dependent Claim
50 words
PROCESS FOR CONDUCTING CATALYTIC REACTIONS WHICH COMPRISES: CONTACTING A GASEOUS REACTANT IN A REACTION ZONE UNDER REACTION CONDITIONS WITH SOLID CATALYST PARTICLES HAVING LIQUID FILMS ON THE SURFACES THEREOF; AND CONTINUOUSLY SUBJECTING SAID GASEOUS REACTANT AND SAID CATALYST TO SONIC VIBRATIONS HAVING FREQUENCY OF AT LEAST 1000 CYCLES PER SECOND.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |