US3128317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective hydrogenation of acetylene in ethylene with a zeolitic catalyst
Assignee: Texaco Inc
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Filing: 1961-01-13
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Granted: 1964-04-07
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Expires: 1981-01-13
Abstract
No abstract record available.
Inventors
- 👤 Arkell Alfred
- 👤 Dwight M Smith
- 👤 Morford C Throckmorton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:27
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/02; C07C5/08; C07C2529/00; C07C2529/04; C07C2529/06; C07C2529/064; C07C2529/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PROCESS FOR THE SELECTIVE HYDROGENATION OF ACETYLENE IN A GASEOUS MIXTURE COMPRISING ACETYLENE AND ETHYLENE WHICH PROCESS COMPRISES CONTACTING UNDER HYDROGENATION REACTION CONDITIONS SAID GASEOUS MIXTURE TOGETHER WITH HYDROGEN WITH A CATALYST COMPRISING A SYNTHETIC ZEOLITE MATERIAL OF METAL ALUMINUM SILICATE WHEREIN AT LEAST A MAJOR PORTION OF SAID METAL IS COPPER.
Claim 2
Dependent Claim
53 words
A PROCESS FOR THE SELECTIVE HYDROGENATION OF ACETYLENE IN A GASEOUS MIXTURE COMPRISING ACETYLENE AND ETHYLENE WHICH PROCESS COMPRISES CONTACTING UNDER HYDROGENATION REACTION CONDITIONS SAID GASEOUS MIXTURE TOGETHER WITH HYDROGEN WITH A CATALYST COMPRISING A SYNTHETIC ZEOLITE MATERIAL OF METAL ALUMINUM SILICATE WHEREIN AT LEAST A MAJOR PORTION OF SAID METAL IS COPPER.
References Cited (Backward Citations)
US2451327A
Cited
US2900430A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |