Patent US3041272A successfully refreshed from Google Patents.
US3041272A
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Process for activating a noble-metalalumina-aluminum halide catalyst
Assignee: Sinclair Refining Co
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Filing: 1959-12-15
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Granted: 1962-06-26
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Expires: 1979-12-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Emmett H Burk
- 👤 Owen H Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:58
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/06; B01J27/128; B01J27/13
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
75 words
A PROCESS FOR ACTIVATING A PLATIUM GROUP NOBLE METAL-ALUMINA-FRIEDEL-CRAFS-ALUMINA HALIDE HYDROCARBON CONVERSION CATALYST IN A REACTION ZONE WHILE PROCESSING HYDROCARBON FEED WHERIN THE DEACTIVATION IS A RESULT OF A DEFICIENCY IN ALUMINUM HALIDE CONTENT, A STEP COMPRISING CONDUCTING ALUMINAUM HALI-DE IN VAPOR FROM AND IN ACTIVATION AMOUNTS UNDER CONDICTION SUFFICIENT TO MAINTAIN THE ALUMINUM HALIDE IN VAPOR FROM, TO THE REACTION ZONE SEPARATELY FROM THE HYDROCARBON FEED FOR A TIME SUFFICIENT TO ACTIVATE THE CATALYST.
Claim 2
Dependent Claim
75 words
A PROCESS FOR ACTIVATING A PLATIUM GROUP NOBLE METAL-ALUMINA-FRIEDEL-CRAFS-ALUMINA HALIDE HYDROCARBON CONVERSION CATALYST IN A REACTION ZONE WHILE PROCESSING HYDROCARBON FEED WHERIN THE DEACTIVATION IS A RESULT OF A DEFICIENCY IN ALUMINUM HALIDE CONTENT, A STEP COMPRISING CONDUCTING ALUMINAUM HALI-DE IN VAPOR FROM AND IN ACTIVATION AMOUNTS UNDER CONDICTION SUFFICIENT TO MAINTAIN THE ALUMINUM HALIDE IN VAPOR FROM, TO THE REACTION ZONE SEPARATELY FROM THE HYDROCARBON FEED FOR A TIME SUFFICIENT TO ACTIVATE THE CATALYST.
Claim 3
Dependent Claim
45 words
THE PROCESS OF CLAIM 1 WHERIN THE HYDROCARBON FEED INCLUDES A C4 TO C9 N-PARAFFINIC HYDROCARBON MATERIAL IN VAPOR FROM AND THE PROCESSING IS CONDUCTED UNDER ISOMERIZATION CONDICTIONS INCLUDING A TEMPERATURE OF ABOUT 150 TO 450*F., AND THE PRESENCE OF FREE HYDROGEN AND HYDROGEN HALIDE.
References Cited (Backward Citations)
US2323830A
Cited
US2900425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |