Patent US3379640A successfully refreshed from Google Patents.
US3379640A
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Selective catalytic conversion with a crystalline aluminosilicate
Assignee: Mobil Oil AS
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Filing: 1966-01-24
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Granted: 1968-04-23
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Expires: 1986-01-24
Abstract
No abstract record available.
Inventors
- 👤 Chen Nai Yuen
- 👤 William E Garwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:16
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A NOVEL SHAPE-SELECTIVE CRYSTALLINE ALUMINOSILICATE HAVING A PORE SIZE OF ABOUT 5 ANGSTROM UNITS CHARACTERIZED BY (A) A SILICON TO ALUMINUM RATIO OF AT LEAST 3.0; (B) SUBSTANTIALLY FREE OF HYDROGENATION/DEHYDROGENATION ACTIVITY ON THE EXTERIOR THEREOF; AND (C) CONTAINING WITHIN THE INTERIOR THEREOF AT LEAST ONE METAL HAVING HYDROGENATION/DEHYDROGENATION ACTIVITY IN AMOUNTS OF NO MORE THAN 1.0 CATION IN A SUPERCAGE.
Claim 2
Dependent Claim
41 words
A PROCESS FOR SELECTIVELY HYDROCRACKING NORMAL PARAFFINS AND NORMAL OLEFINS FROM A REACTION MIXTURE CONSISTING OF COMPONENTS OF DIFFERENT MOLECULAR SHAPES WHICH COMPRISES CONTACTING THE REACTION MIXTURE WITH HYDROGEN AT HYDROCRACKING CONDITIONS OVER A CRYSTALLINE ALUMINOSILICATE AS DEFINED IN CLAIM 4.
References Cited (Backward Citations)
US3236762A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |