Patent US3236903A successfully refreshed from Google Patents.
US3236903A
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Hydrocarbon upgrading process
Assignee: Union Carbide Corp
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Filing: 1962-02-06
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Granted: 1966-02-22
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Expires: 1982-02-06
Abstract
No abstract record available.
Inventors
- 👤 Robert M Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:15
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/10; B01J29/12; B01J29/123; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/095; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A PROCESS FOR UPGRADING HYDROCARBONS WHICH COMPRISES CONTACTING A HYDROCARBONACEOUS FLUID AT HYDROCARBON CONVERSION TEMPERATURE WITH A HYDROCARBON CONVERSION CATALYST COMPRISING A THREE-DIMENSIONAL CRYSTALLINE ZEOLITIC MOLECULAR SIEVE CONTAINING WITHIN ITS INTERNAL ADSORPTION REGION, AS ELEMENTAL METAL SELECTED FROM THE GROUP CONSISTING OF RUTHENIUM, RHODIUM, PALLADIUM, OSMIUM, IRIDIUM, AND PLATINUM, THE MOLECULAR SIEVE HAVING UNIFORM SIZED PORES SUFFICIENTLY LARGE TO ADSORB BENZENE, SAID METAL BEING IN THE ELEMENTAL ZERO VALENCE FORM PRIOR TO SAID CONTACTING WITH SAID HYDROCARBONACEOUS FLUID.
Claim 2
Dependent Claim
78 words
A PROCESS FOR UPGRADING HYDROCARBONS WHICH COMPRISES CONTACTING A HYDROCARBONACEOUS FLUID AT HYDROCARBON CONVERSION TEMPERATURE WITH A HYDROCARBON CONVERSION CATALYST COMPRISING A THREE-DIMENSIONAL CRYSTALLINE ZEOLITIC MOLECULAR SIEVE CONTAINING WITHIN ITS INTERNAL ADSORPTION REGION, AS ELEMENTAL METAL SELECTED FROM THE GROUP CONSISTING OF RUTHENIUM, RHODIUM, PALLADIUM, OSMIUM, IRIDIUM, AND PLATINUM, THE MOLECULAR SIEVE HAVING UNIFORM SIZED PORES SUFFICIENTLY LARGE TO ADSORB BENZENE, SAID METAL BEING IN THE ELEMENTAL ZERO VALENCE FORM PRIOR TO SAID CONTACTING WITH SAID HYDROCARBONACEOUS FLUID.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |