US2755228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroreforming employing carbide catalysts
Assignee: Gulf Research and Development Co
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Filing: 1952-02-25
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Granted: 1956-07-17
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Expires: 1972-02-25
Abstract
No abstract record available.
Inventors
- 👤 Victor J Anhorn
- 👤 Meredith M Stewart
- 👤 Wallace E Morrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:23
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/20; B01J27/22; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A PROCESS FOR THE CONVERSION OF NORMALLY LIQUID HYDROCARBONS WHICH COMPRISES CONTACTING SAID HYDROCARBONS UNDER CONVERSION CONDITIONS INCLUDING A TEMPERATURE OF AT LEAST 700* F., A PRESSURE OF BETWEEN ABOUT 100 AND 1500 POUNDS PER SQUARE INCH, AND A HYDROGEN CONCENTRATION OF ABOUT 1000 TO 30,000 STANDARD CUBIC FEET OF HYDROGEN PER BARREL OF SAID HYDROCABONS WITH A HYDROGENATION CATALYST COMPRISING A METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN AND NICKEL IN WHICH AT LEAST PART OF THE METAL IS IN THE FORM OF THE CARBIDE.
Claim 2
Dependent Claim
88 words
A PROCESS FOR THE CONVERSION OF NORMALLY LIQUID HYDROCARBONS WHICH COMPRISES CONTACTING SAID HYDROCARBONS UNDER CONVERSION CONDITIONS INCLUDING A TEMPERATURE OF AT LEAST 700* F., A PRESSURE OF BETWEEN ABOUT 100 AND 1500 POUNDS PER SQUARE INCH, AND A HYDROGEN CONCENTRATION OF ABOUT 1000 TO 30,000 STANDARD CUBIC FEET OF HYDROGEN PER BARREL OF SAID HYDROCABONS WITH A HYDROGENATION CATALYST COMPRISING A METAL SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM, TUNGSTEN AND NICKEL IN WHICH AT LEAST PART OF THE METAL IS IN THE FORM OF THE CARBIDE.
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) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |