US3085952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irradiation isomerization
Assignee: Gulf Research and Development Co
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Filing: 1958-11-10
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Granted: 1963-04-16
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Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Odioso
- 👤 Bruce K Schmid
- 👤 Robert C Zabor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:08
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2702; C07C5/271; C07C5/2713; C07C5/2705; C07C5/2718; C07C5/2721; Y; Y10; Y10S; Y10S204/00; Y10S204/90; Y10S204/902; Y10S204/903; Y10S204/904; Y10S204/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
THE PROCESS FOR ISOMERIZING ALIPHATIC PARAFFINS WHICH COMPRISES CONTACTING A CHANGE CONSISTING OF C4-C8 ALIPHATIC PARAFFIN WITH A SOLID ISOMERIZATION CATALYST SELECTED FROM THE GROUP CONSISTING OF PLATINUM, PALLADIUM, THE OXIDES AND SULFIDES OF CHROMIUM, MOLYBDENUM, TUNGSTEN, VANADIUM AND MIXTURES THEREOF COMPOSITED WITH A MAJOR AMOUNT OF A POROUS CATALYTIC SUPPORT, IN THE PRESENCE OF ADDED HYDROGEN AT A TEMPERATURE OF 300* TO 800*F., AND A HYDROGEN CONCENTRATION OF FROM 0.1 TO 10 MOLS OF HYDROGEN PER MOL OF HYDROCARBON WHILE SUBJECTING THE PARAFFIN IN CONTACT WITH SAID CATALYST TO HIGH ENERGY NEUTRON-FREE IONIZING RADIATION AT A RATE FROM 100 TO 100,000 JOULES PER GRAM OF CATALYST AND REACTANTS PER HOUR.
Claim 2
Dependent Claim
111 words
THE PROCESS FOR ISOMERIZING ALIPHATIC PARAFFINS WHICH COMPRISES CONTACTING A CHANGE CONSISTING OF C4-C8 ALIPHATIC PARAFFIN WITH A SOLID ISOMERIZATION CATALYST SELECTED FROM THE GROUP CONSISTING OF PLATINUM, PALLADIUM, THE OXIDES AND SULFIDES OF CHROMIUM, MOLYBDENUM, TUNGSTEN, VANADIUM AND MIXTURES THEREOF COMPOSITED WITH A MAJOR AMOUNT OF A POROUS CATALYTIC SUPPORT, IN THE PRESENCE OF ADDED HYDROGEN AT A TEMPERATURE OF 300* TO 800*F., AND A HYDROGEN CONCENTRATION OF FROM 0.1 TO 10 MOLS OF HYDROGEN PER MOL OF HYDROCARBON WHILE SUBJECTING THE PARAFFIN IN CONTACT WITH SAID CATALYST TO HIGH ENERGY NEUTRON-FREE IONIZING RADIATION AT A RATE FROM 100 TO 100,000 JOULES PER GRAM OF CATALYST AND REACTANTS PER HOUR.
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |