Patent US3268436A successfully refreshed from Google Patents.
US3268436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paraffinic jet fuel by hydrocracking wax
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1964-02-25
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Granted: 1966-08-23
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Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 Jr William Floyd Arey
- 👤 Hamner Glen Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:39
CPC Classifications
C; C10; C10G; C10G47/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A PROCESS FOR THE PRODUCTION OF A FUEL OF IMPROVED BURNING QUALITIES WHEN BURNED IN A JET COMBUSTION DEVICE, WHICH COMPRISES CONTACTING A CHARGE STOCK CONSISTING ESSENTIALLY OF PARAFFINIC WAX HAVING AN INITIAL BOILING POINT GREATER THAN ABOUT 650*F. WITH A HYDROCRACKING CATALYST AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 300 TO 900*F., A PRESSURE WITHIN THE RANGE FROM ABOUT 500 TO 3000 P.S.I.G., AND AT AN HOURLY SPACE VELOCITY WITHIN THE RANGE FROM ABOUT 0.1 TO 10 V./V./HR., WHILE IN ADMIXTURE WITH HYDROGEN FED IN AMOUNTS WITHIN THE RANGE FROM 2000 TO 20,000 S.C.F.H2/BBL. OF SAID PARAFFINIC WAX.
Claim 2
Dependent Claim
100 words
A PROCESS FOR THE PRODUCTION OF A FUEL OF IMPROVED BURNING QUALITIES WHEN BURNED IN A JET COMBUSTION DEVICE, WHICH COMPRISES CONTACTING A CHARGE STOCK CONSISTING ESSENTIALLY OF PARAFFINIC WAX HAVING AN INITIAL BOILING POINT GREATER THAN ABOUT 650*F. WITH A HYDROCRACKING CATALYST AT A TEMPERATURE WITHIN THE RANGE FROM ABOUT 300 TO 900*F., A PRESSURE WITHIN THE RANGE FROM ABOUT 500 TO 3000 P.S.I.G., AND AT AN HOURLY SPACE VELOCITY WITHIN THE RANGE FROM ABOUT 0.1 TO 10 V./V./HR., WHILE IN ADMIXTURE WITH HYDROGEN FED IN AMOUNTS WITHIN THE RANGE FROM 2000 TO 20,000 S.C.F.H2/BBL. OF SAID PARAFFINIC WAX.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |