Patent US2760906A successfully refreshed from Google Patents.
US2760906A
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Desulfurization of hydrocarbon oils with vanadium oxide catalyst in the presence of naphthenes
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1951-09-04
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Granted: 1956-08-28
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Expires: 1971-09-04
Abstract
No abstract record available.
Inventors
- 👤 Jr William F Arey
- 👤 Jr Charles N Kimberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:27
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/02; C10G45/24; C10G45/28; C10G45/30; B; B01; B01J; B01J21/00; B01J21/02; B01J21/04; B01J23/00; B01J23/16; B01J23/20; B01J23/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PROCESS FOR CATALYTIC DESULFURIZATION OF HYDROCARBONS CONTAINING RING SULFUR WHICH COMPRISES REACTING IN THE VAPOR PHASE, A GASEOUS MIXTURE CONTAINING ADDED NAPHTHENES AND HYDROCARBONS CONTAINING RING SULFUR IN THE PRESENCE OF A HYDROGEN TRANSFER GEL TYPE CATALYST CONSISTING ESSENTIALLY OF VANADIUM OXIDE SUPPORTED ON ALUMINA, PREPARED BY IMPREGNATING DRY ALUMINA GEL WITH A WATER SOLUBLE VANADIUM COMPOUND FOLLOWED BY THERMAL CONVERSION OF SAID COMPOUND TO VANADIUM OXIDE AND THEREAFTER ACTIVATING THE CATALYST BY HEATING AT ELEVATED TEMPERATURES, AT TEMPERATURES OF BETWEEN ABOUT 750* TO ABOUT 950* F.
Claim 2
Dependent Claim
88 words
A PROCESS FOR CATALYTIC DESULFURIZATION OF HYDROCARBONS CONTAINING RING SULFUR WHICH COMPRISES REACTING IN THE VAPOR PHASE, A GASEOUS MIXTURE CONTAINING ADDED NAPHTHENES AND HYDROCARBONS CONTAINING RING SULFUR IN THE PRESENCE OF A HYDROGEN TRANSFER GEL TYPE CATALYST CONSISTING ESSENTIALLY OF VANADIUM OXIDE SUPPORTED ON ALUMINA, PREPARED BY IMPREGNATING DRY ALUMINA GEL WITH A WATER SOLUBLE VANADIUM COMPOUND FOLLOWED BY THERMAL CONVERSION OF SAID COMPOUND TO VANADIUM OXIDE AND THEREAFTER ACTIVATING THE CATALYST BY HEATING AT ELEVATED TEMPERATURES, AT TEMPERATURES OF BETWEEN ABOUT 750* TO ABOUT 950* F.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |