Patent US2600931A successfully refreshed from Google Patents.
US2600931A
Expired / Lapsed
US
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Process for refining high sulfur crude oils
Assignee: Gulf Oil Corp
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Filing: 1950-08-29
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Granted: 1952-06-17
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Expires: 1970-08-29
Abstract
No abstract record available.
Inventors
- 👤 William A Slater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:21
CPC Classifications
C; C10; C10G; C10G69/00; C10G69/02; C10G69/04; C10G11/00; C10G45/00; C10G45/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A PROCESS FOR TREATING A SULFUR-CONTAINING HYDROCARBON OIL SELECTED FROM THE GROUP CONSISTING OF CRUDE OIL, TOPPED CRUDE, AND REDUCED CRUDE, COMPRISING CONTACTING THE OIL WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, THEIR OXIDES AND A COMBINATION THEREOF, IN A FIRST ZONE AT ELEVATED TEMPERATURE AND PRESSURE AND IN THE PRESENCE OF ADDED HYDROGEN, CHEMICALLY ABSORBING SULFUR IN THE OIL ON SAID MATERIAL, TERMINATING THE CONTACTING BEFORE SUBSTANTIAL AMOUNTS OF HYDROGEN SULFIDE OCCUR I N THE PRODUCT, TOPPING THE DESULFURIZED PRODUCT TO REMOVE AT LEAST GASEOLINE AND LIGHTER CONSTITUENTS, CATALYTICALLY CRACKING THE REMAINDER IN A SECOND ZONE ISOLATED FROM THE FIRST ZONE, SAID SECOND ZONE BEING MAINTAINED AT CRACKING TEMPERATURE AND CONTAINED.
Claim 2
Dependent Claim
117 words
A PROCESS FOR TREATING A SULFUR-CONTAINING HYDROCARBON OIL SELECTED FROM THE GROUP CONSISTING OF CRUDE OIL, TOPPED CRUDE, AND REDUCED CRUDE, COMPRISING CONTACTING THE OIL WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, THEIR OXIDES AND A COMBINATION THEREOF, IN A FIRST ZONE AT ELEVATED TEMPERATURE AND PRESSURE AND IN THE PRESENCE OF ADDED HYDROGEN, CHEMICALLY ABSORBING SULFUR IN THE OIL ON SAID MATERIAL, TERMINATING THE CONTACTING BEFORE SUBSTANTIAL AMOUNTS OF HYDROGEN SULFIDE OCCUR I N THE PRODUCT, TOPPING THE DESULFURIZED PRODUCT TO REMOVE AT LEAST GASEOLINE AND LIGHTER CONSTITUENTS, CATALYTICALLY CRACKING THE REMAINDER IN A SECOND ZONE ISOLATED FROM THE FIRST ZONE, SAID SECOND ZONE BEING MAINTAINED AT CRACKING TEMPERATURE AND CONTAINED.
References Cited (Backward Citations)
US2516877A
Cited
US2450724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |