Patent US3116232A successfully refreshed from Google Patents.
US3116232A
Expired / Lapsed
US
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Process for upgrading cracked gasoline fractions
Assignee: Shell USA Inc
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Filing: 1961-12-01
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Granted: 1963-12-31
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Expires: 1981-12-01
Abstract
No abstract record available.
Inventors
- 👤 Nager Maxwell
- 👤 Jenkins John Ward
- 👤 Maas Lawrence Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:43
CPC Classifications
C; C10; C10G; C10G59/00; C10G59/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PROCESS FOR UPGRADING A CRACKED GASOLINE INTO HIGH OCTANE MOTOR FUEL WHICH COMPRISES CONTACTING SAID CRACKED GASOLINE WITH HYDROGEN AT HYDROISOMERIZATION CONDITIONS IN THE PRESENCE OF A HYDROISOMERIZATION CATALYST COMPRISING A SULFIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, MOLYBDENUM, TUNGSTEN, IRON COBALT, NICKEL, AND MIXTURES THEREOF ASSOCIATED WITH AN ACID-ACTING SUPPORT, SEPARATING THE HYDROISOMERIZATION EFFLUENT INTO A NAPHTHA FRACTION AND A LIGHT FRACTION BOILING BELOW THE NAPHTHA BOILING RANGE, CONTACTING THE NAPHTHA FRACTION WITH HYDROGEN AT REFORMING CONDITIONS IN THE PRESENCE OF A REFORMING CATALYST, AND RECOVERING A LIQUID REFORMATE OF HIGH OCTANE NUMBER.
Claim 2
Dependent Claim
99 words
A PROCESS FOR UPGRADING A CRACKED GASOLINE INTO HIGH OCTANE MOTOR FUEL WHICH COMPRISES CONTACTING SAID CRACKED GASOLINE WITH HYDROGEN AT HYDROISOMERIZATION CONDITIONS IN THE PRESENCE OF A HYDROISOMERIZATION CATALYST COMPRISING A SULFIDE OF A METAL SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, MOLYBDENUM, TUNGSTEN, IRON COBALT, NICKEL, AND MIXTURES THEREOF ASSOCIATED WITH AN ACID-ACTING SUPPORT, SEPARATING THE HYDROISOMERIZATION EFFLUENT INTO A NAPHTHA FRACTION AND A LIGHT FRACTION BOILING BELOW THE NAPHTHA BOILING RANGE, CONTACTING THE NAPHTHA FRACTION WITH HYDROGEN AT REFORMING CONDITIONS IN THE PRESENCE OF A REFORMING CATALYST, AND RECOVERING A LIQUID REFORMATE OF HIGH OCTANE NUMBER.
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |