Patent US2713759A successfully refreshed from Google Patents.
Patent US2888394A successfully refreshed from Google Patents.
US2888394A
Expired / Lapsed
US
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Method of producing motor fuels
Assignee: Texaco Inc
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Filing: 1955-09-14
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Granted: 1959-05-26
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Expires: 1975-09-14
Abstract
No abstract record available.
Inventors
- 👤 Edward R Christensen
- 👤 Howard V Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:39
CPC Classifications
C; C10; C10G; C10G25/00; C10G25/02; C10G25/03; C10L; C10L1/00; C10L1/04; C10L1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A PROCESS FOR TREATING A PETROLEUM FRACTION CONTAINING STRAIGHT CHAIN AND NON-STRAIGHT CHAIN HYDROCARBONS WHICH COMPRISES CATALYTICALLY REFROMING SAID FRACTION TO PRODUCE AN EFFLUENT SUITABLE AS A MOTOR FUEL COMPONENT, SAID EFFLUENT CONTAINING A SUBSTANTIAL PROPORTION OF STRAIGHT CHAIN AND NON-STRAIGHT CHAIN HYDROCARBONS, FRACTIONATING SAID EFFLUENT TO PRODUCE A LIGHT FRACTION BOILING BELOW ABOUT 250*F. AND A HEAVY FRACTION, CONTACTING SAID LIGHT FRACTION WITH A SOLID ADSORBENT WHICH SELECTIVELY ADSORBS STRAIGHT CHAIN HYDROCARBONS TO THE SUBSTANTIAL EXCLUSION OF NON-STRAIGHT CHAIN HYDROCARBONS TO ABSORB STRAIGHT CHAIN HYDROCARBONS FROM SAID FRACTION AND BLENDING THE RESULTING TREATED LIGHT FRACTION AND SAID HEAVY FRACTION TO PRODUCE A PETROLEUM FRACTION HAVING IMPROVED QUALITIES AS A MOTOR FUEL.
Claim 2
Dependent Claim
112 words
A PROCESS FOR TREATING A PETROLEUM FRACTION CONTAINING STRAIGHT CHAIN AND NON-STRAIGHT CHAIN HYDROCARBONS WHICH COMPRISES CATALYTICALLY REFROMING SAID FRACTION TO PRODUCE AN EFFLUENT SUITABLE AS A MOTOR FUEL COMPONENT, SAID EFFLUENT CONTAINING A SUBSTANTIAL PROPORTION OF STRAIGHT CHAIN AND NON-STRAIGHT CHAIN HYDROCARBONS, FRACTIONATING SAID EFFLUENT TO PRODUCE A LIGHT FRACTION BOILING BELOW ABOUT 250*F. AND A HEAVY FRACTION, CONTACTING SAID LIGHT FRACTION WITH A SOLID ADSORBENT WHICH SELECTIVELY ADSORBS STRAIGHT CHAIN HYDROCARBONS TO THE SUBSTANTIAL EXCLUSION OF NON-STRAIGHT CHAIN HYDROCARBONS TO ABSORB STRAIGHT CHAIN HYDROCARBONS FROM SAID FRACTION AND BLENDING THE RESULTING TREATED LIGHT FRACTION AND SAID HEAVY FRACTION TO PRODUCE A PETROLEUM FRACTION HAVING IMPROVED QUALITIES AS A MOTOR FUEL.
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) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |