US2888397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion process
Assignee: MW Kellogg Co
•
Filing: 1953-06-02
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Granted: 1959-05-26
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Expires: 1973-06-02
Abstract
No abstract record available.
Inventors
- 👤 William P Burton
- 👤 Philip A Lefrancois
- 👤 Earl W Riblett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:20
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/60; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085; C10G35/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A HYDROCARBON CONVERSION PROCESS WHICH COMPRISES CONTACTING A HYDROCARBON REACTANT AT A TEMPERATURE BETWEEN ABOUT 400*F. AND ABOUT 1250*F., A PRESSURE FROM ABOUT ATMOSPHERIC PRESSURE TO 2500 POUNDS PER SQUARE INCH GAGE AND A WEIGHT SPACE VELOCITY OF ABOUT 0.01 TO ABOUT 15, WITH A CATALYST PREPARED BY THE METHOD WHICH COMPRISES COMBINING AN AMMINE COMPLEX OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, AN ACTIVATING AGENT SELECTED FROM THE GROUP CONSISTING OF MERCURY AND VOLATILIZABLE COMPOUNDS THEREOF, AND A CARRIER MATERIAL, SAI ACTIVATING AGENT BEING USED IN AN AMOUNT FROM ABOUT 0.01 TO ABOUT 10 PERCENT BY WEIGHT BASED ON THE CARRIER MATERIAL, AND TREATING THE RESULTANT MIXTURE TO DECOMPOSE THE AMMINE COMPLEX TO A METALLIC RESIDUE ON THE CARRIER MATERIAL.
Claim 2
Dependent Claim
126 words
A HYDROCARBON CONVERSION PROCESS WHICH COMPRISES CONTACTING A HYDROCARBON REACTANT AT A TEMPERATURE BETWEEN ABOUT 400*F. AND ABOUT 1250*F., A PRESSURE FROM ABOUT ATMOSPHERIC PRESSURE TO 2500 POUNDS PER SQUARE INCH GAGE AND A WEIGHT SPACE VELOCITY OF ABOUT 0.01 TO ABOUT 15, WITH A CATALYST PREPARED BY THE METHOD WHICH COMPRISES COMBINING AN AMMINE COMPLEX OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, AN ACTIVATING AGENT SELECTED FROM THE GROUP CONSISTING OF MERCURY AND VOLATILIZABLE COMPOUNDS THEREOF, AND A CARRIER MATERIAL, SAI ACTIVATING AGENT BEING USED IN AN AMOUNT FROM ABOUT 0.01 TO ABOUT 10 PERCENT BY WEIGHT BASED ON THE CARRIER MATERIAL, AND TREATING THE RESULTANT MIXTURE TO DECOMPOSE THE AMMINE COMPLEX TO A METALLIC RESIDUE ON THE CARRIER MATERIAL.
References Cited (Backward Citations)
US2611736A
Cited
US2602772A
Cited
US2635080A
Cited
US2623860A
Cited
US2659701A
Cited
US2662861A
Cited
US2743215A
Cited
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 |