US2729596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of diesel and jet fuels
Assignee: Houdry Process Corp
•
Filing: 1951-05-21
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Granted: 1956-01-03
•
Expires: 1971-05-21
Abstract
No abstract record available.
Inventors
- 👤 Mills George Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:48
CPC Classifications
C; C10; C10G; C10G47/00; C10L; C10L1/00; C10L1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
THE METHOD OF PREPARING LIQUID HYDROCARBON FUELS OF HIGH PARAFFINICITY AND HAVING A CETANE NUMBER OF ABOUT 80-AND WHICH COMPRISES THE STEPS OF SUBJECTING A CRUDE OIL FRACTION BOILING ABOVE THE RANGE OF GASOLINE TO HYDROGENATIVE CRACKING IN CONTACT WITH A CATALYST COMPOSITE COMPRISING A PREDOMINATION PROPORTION OF A CRACKING COMPONENT AND A MINOR PROPORTION OF A CATALYTIC NICKEL MATERIAL HAVING HYDROGENATING ACTIVITY, EFFECTING CONVERSION OF SAID FRACTION IN CONTACT WITH SAID CATALYST AT A TEMPERATURE ABOVE 700* F. AND UNDER A TOTAL PRESSURE OF AT LEAST 1000 POUNDS PER SQUARE INCH, AT LEAST THREE MOLS OF HYDROGEN BEING ADDED TO THE CONVERSION REACTION PER MOL OF OIL CHARGED; SEPARTING THE REACTION PRODUCTS TO PROVIDE A FUEL CUT BOILING ABOVE 300* F. OF HIGH NORMAL PARAFFIN CONTENT, SUBJECTING THE FUEL CUT TO SELECTIVE TREATMENT TO SEPARATE OUT A PORTION THEREOF HAVING AN INCREASED CONCENTRATION OF NORMAL PARAFFINS.
Claim 2
Independent Claim
147 words
THE METHOD OF PREPARING LIQUID HYDROCARBON FUELS OF HIGH PARAFFINICITY AND HAVING A CETANE NUMBER OF ABOUT 80-AND WHICH COMPRISES THE STEPS OF SUBJECTING A CRUDE OIL FRACTION BOILING ABOVE THE RANGE OF GASOLINE TO HYDROGENATIVE CRACKING IN CONTACT WITH A CATALYST COMPOSITE COMPRISING A PREDOMINATION PROPORTION OF A CRACKING COMPONENT AND A MINOR PROPORTION OF A CATALYTIC NICKEL MATERIAL HAVING HYDROGENATING ACTIVITY, EFFECTING CONVERSION OF SAID FRACTION IN CONTACT WITH SAID CATALYST AT A TEMPERATURE ABOVE 700* F. AND UNDER A TOTAL PRESSURE OF AT LEAST 1000 POUNDS PER SQUARE INCH, AT LEAST THREE MOLS OF HYDROGEN BEING ADDED TO THE CONVERSION REACTION PER MOL OF OIL CHARGED; SEPARTING THE REACTION PRODUCTS TO PROVIDE A FUEL CUT BOILING ABOVE 300* F. OF HIGH NORMAL PARAFFIN CONTENT, SUBJECTING THE FUEL CUT TO SELECTIVE TREATMENT TO SEPARATE OUT A PORTION THEREOF HAVING AN INCREASED CONCENTRATION OF NORMAL PARAFFINS.
References Cited (Backward Citations)
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US2358879A
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US2366490A
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US2415700A
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FR959374A
Cited
US2541229A
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US2541317A
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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) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |