US3271326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame spraying of catalytically active pulverized metal oxides on supports
Assignee: Individual
•
Filing: 1963-07-22
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Granted: 1966-09-06
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Expires: 1983-07-22
Abstract
No abstract record available.
Inventors
- 👤 Albert J Forney
- 👤 Joseph J Demeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:41
CPC Classifications
B; B01; B01J; B01J37/00; B01J37/34; B01J37/349
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A PROCESS FOR PRODUCING A CATALYTIC STRICTURE COMPOSED OF A COATING OF A CATALYTICALLY-ACTIVE ELEMENTAL METAL ON AN INERT SUPPORT MATERIAL, THE METAL BEING SELECTED FROM THE GROUP CONSISTING OF NICKEL, IRON, COBALT, MOLYBDENUM, TUNGSTEN, SILVER, VANADIUM, CHROMIUM AND MANGANESE, COMPRISING (A) FLAME SPRAYING A FEED MATERIAL COMPOSED OF A POWDERED OXIDE OF SAID METAL ONTO SAID SUPPORT TO FROM AN OXIDE COATING THEREON; (B) CONTACTING SAID COATING WITH A REDUCING GAS TO REMOVE THE OXYGEN THERFROM AND FROM PORES IN THE COATING THERBY FORMING SAID CATALYTICALLY-ACTIVE COATING ON SAID SUPPORT.
Claim 2
Dependent Claim
91 words
A PROCESS FOR PRODUCING A CATALYTIC STRICTURE COMPOSED OF A COATING OF A CATALYTICALLY-ACTIVE ELEMENTAL METAL ON AN INERT SUPPORT MATERIAL, THE METAL BEING SELECTED FROM THE GROUP CONSISTING OF NICKEL, IRON, COBALT, MOLYBDENUM, TUNGSTEN, SILVER, VANADIUM, CHROMIUM AND MANGANESE, COMPRISING (A) FLAME SPRAYING A FEED MATERIAL COMPOSED OF A POWDERED OXIDE OF SAID METAL ONTO SAID SUPPORT TO FROM AN OXIDE COATING THEREON; (B) CONTACTING SAID COATING WITH A REDUCING GAS TO REMOVE THE OXYGEN THERFROM AND FROM PORES IN THE COATING THERBY FORMING SAID CATALYTICALLY-ACTIVE COATING ON SAID SUPPORT.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |