US2964462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cracking process employing a noble metal, aluminum halide and alumina catalyst
Assignee: Sinclair Refining Co
•
Filing: 1958-01-31
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Granted: 1960-12-13
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Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 Owen H Thomas
- 👤 Carl D Keith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:19
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A PROCESS FOR CATALYTICALLY CRACKING THE HYDROCARBON MATERIAL CONTAINING A PREDOMINANT AMOUNT OF C8 TO C12 PARAFFINIC MATERIALS, COMPRISING THE STEP OF CONTACTING THE HYDROCARBON MATERIAL WITH A CATALYST IN A REACTION ZONE UNDER CRACKING CONDITIONS INCLUDING THE PRESENCE OF FREE HYDROGEN AND HYDROGEN HALIDE IN THE REACTION ZONE, AND A TEMPERATURE FROM ABOUT 200*F. TO 450*F., SAID CATALYST COMPRISING ABOUT 0.01 TO 2* OF A NOBLE METAL, ABOUT 2 TO 5% OF AN ALUMINUM HALIDE FRIEDEL-CRAFTS COMPONENT AND ABOUT 40 TO 95% OF AN ACTIVATED ALUMINA.
Claim 2
Dependent Claim
87 words
A PROCESS FOR CATALYTICALLY CRACKING THE HYDROCARBON MATERIAL CONTAINING A PREDOMINANT AMOUNT OF C8 TO C12 PARAFFINIC MATERIALS, COMPRISING THE STEP OF CONTACTING THE HYDROCARBON MATERIAL WITH A CATALYST IN A REACTION ZONE UNDER CRACKING CONDITIONS INCLUDING THE PRESENCE OF FREE HYDROGEN AND HYDROGEN HALIDE IN THE REACTION ZONE, AND A TEMPERATURE FROM ABOUT 200*F. TO 450*F., SAID CATALYST COMPRISING ABOUT 0.01 TO 2* OF A NOBLE METAL, ABOUT 2 TO 5% OF AN ALUMINUM HALIDE FRIEDEL-CRAFTS COMPONENT AND ABOUT 40 TO 95% OF AN ACTIVATED ALUMINA.
References Cited (Backward Citations)
US2733219A
Cited
US2350828A
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US2596145A
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US2692224A
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GB791073A
Cited
US2838444A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |