Patent US3017369A successfully refreshed from Google Patents.
US3017369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalyst manufacturing with control of halogen
Assignee: Universal Oil Products Co
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Filing: 1959-04-02
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Granted: 1962-01-16
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Expires: 1979-04-02
Abstract
No abstract record available.
Inventors
- 👤 William G Nixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:17
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/06; B01J27/128; B01J27/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD FOR MANUFACTURING A NOBLE METAL-CONTAINING REFRACTORY INORGANIC OXIDE CATALYTIC COMPOSITE WHICH COMPRISES COMMINGLING HYDROBROMIC ACID WITH THE BROMOMETALLIC ACID CORRESPONDING TO SAID NOBLE METAL, IMPREGNATING SAID REFRACTORY INORGANIC OXIDE WITH A QUANTITY OF THE RESULTING ACIDIC MIXTURE TO YIELD A FINAL CATALYTIC COMPOSITE CONTAINING FROM ABOUT 0.01% TO ABOUT 2.0% BY WEIGHT OF SAID NOBLE METAL AND CALCINING THE IMPREGNATED INORGANIC OXIDE AT A TEMPERATURE IN EXCESS OF ABOUT 400*C.
Claim 2
Independent Claim
72 words
A METHOD FOR MANUFACTURING A NOBLE METAL-CONTAINING REFRACTORY INORGANIC OXIDE CATALYTIC COMPOSITE WHICH COMPRISES COMMINGLING HYDROBROMIC ACID WITH THE BROMOMETALLIC ACID CORRESPONDING TO SAID NOBLE METAL, IMPREGNATING SAID REFRACTORY INORGANIC OXIDE WITH A QUANTITY OF THE RESULTING ACIDIC MIXTURE TO YIELD A FINAL CATALYTIC COMPOSITE CONTAINING FROM ABOUT 0.01% TO ABOUT 2.0% BY WEIGHT OF SAID NOBLE METAL AND CALCINING THE IMPREGNATED INORGANIC OXIDE AT A TEMPERATURE IN EXCESS OF ABOUT 400*C.
References Cited (Backward Citations)
US2566521A
Cited
US2848377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |