US2777805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reactions catalyzed by platinum or palladium catalysts
Assignee: MW Kellogg Co
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Filing: 1952-01-30
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Granted: 1957-01-15
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Expires: 1972-01-30
Abstract
No abstract record available.
Inventors
- 👤 Lefrancois Philip Andrew
- 👤 Earl W Riblett
- 👤 William P Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:37
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/60
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
96 words
A REFORMING PROCESS WHICH COMPRISES SUBJECTING A NAPHTHA FRACTION TO CONTACT WITH A REFORMING CATALYST UNDER SUITABLE REFORMING CONDITIONS, THE CATALYST IS PREPARED BY THE METHOD CONSISTING ESSENTIALLY OF COMBINING A COMPOUND OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, A SILICON COMPOUND IN AN AMOUNT TO PROVIDE A FINISHED CATALYST CONTAINING ABOUT 0.5 TO ABOUT 15% BY WEIGHT OF SILICA, AND AN AUXILIARY CARRIER MATERIAL, AND TREATING THE RESULTANT MIXTURE TO OBTAIN A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM SUPPORTED ON SILICA AND THE AUXILIARY CARRIER MATERIAL.
Claim 2
Dependent Claim
96 words
A REFORMING PROCESS WHICH COMPRISES SUBJECTING A NAPHTHA FRACTION TO CONTACT WITH A REFORMING CATALYST UNDER SUITABLE REFORMING CONDITIONS, THE CATALYST IS PREPARED BY THE METHOD CONSISTING ESSENTIALLY OF COMBINING A COMPOUND OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, A SILICON COMPOUND IN AN AMOUNT TO PROVIDE A FINISHED CATALYST CONTAINING ABOUT 0.5 TO ABOUT 15% BY WEIGHT OF SILICA, AND AN AUXILIARY CARRIER MATERIAL, AND TREATING THE RESULTANT MIXTURE TO OBTAIN A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM SUPPORTED ON SILICA AND THE AUXILIARY CARRIER MATERIAL.
Claim 3
Dependent Claim
127 words
A HYDROCARBON CONVERSION PROCESS WHICH COMPRISES SUBJECTING A HYDROCARBON REACTANT TO CONTACT WITH A CATALYST UNDER SUITABLE CONVERSION CONDITIONS, THE CATALYST IS PREPARED BY THE METHOD WHICH CONSIST ESSENTIALLY OF COMBINING A COMPOUND OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, A SILICON COMPOUND IN AN AMOUNT TO PROVIDE A FINISHED CATALYST CONTAINING ABOUT 0.5 TO ABOUT 15% BY WEIGHT OF SILICA, AN ACTIVATING AGENT SELECTED FROM THE CLASS CONSISTING OF MERCURY, ZINC, CADMIUM AND A COMPOUND OF SUCH MET ALS, AND AN AUXILIARY CARRIER MATERIAL, AND HEATING THE RESULTANT MIXTURE AT AN ELEVATED TEMPERATURE FOR A PERIOD SUFFICIENT TO OBTAIN A RESIDUE OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM SUPPORTED ON SILICA AND THE AUXILIARY CARRIER MATERIAL.
Claim 4
Dependent Claim
127 words
A HYDROCARBON CONVERSION PROCESS WHICH COMPRISES SUBJECTING A HYDROCARBON REACTANT TO CONTACT WITH A CATALYST UNDER SUITABLE CONVERSION CONDITIONS, THE CATALYST IS PREPARED BY THE METHOD WHICH CONSIST ESSENTIALLY OF COMBINING A COMPOUND OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, A SILICON COMPOUND IN AN AMOUNT TO PROVIDE A FINISHED CATALYST CONTAINING ABOUT 0.5 TO ABOUT 15% BY WEIGHT OF SILICA, AN ACTIVATING AGENT SELECTED FROM THE CLASS CONSISTING OF MERCURY, ZINC, CADMIUM AND A COMPOUND OF SUCH MET ALS, AND AN AUXILIARY CARRIER MATERIAL, AND HEATING THE RESULTANT MIXTURE AT AN ELEVATED TEMPERATURE FOR A PERIOD SUFFICIENT TO OBTAIN A RESIDUE OF A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM SUPPORTED ON SILICA AND THE AUXILIARY CARRIER MATERIAL.
References Cited (Backward Citations)
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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) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |