US2775531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating a metal surface
Assignee: Ohio State University Research Foundation
•
Filing: 1949-05-10
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Granted: 1956-12-25
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Expires: 1969-05-10
Abstract
No abstract record available.
Inventors
- 👤 Earle T Montgomery
- 👤 Arnold P Welch
- 👤 Joseph L Bitonte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:46
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/937; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49082; Y10T29/49099; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12139; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757; Y10T428/12771; Y10T428/12861; Y10T428/12937; Y10T428/12951; Y10T428/12972; Y10T428/25; Y10T428/256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PROCESS OF PLATING A METAL SURFACE WHICH COMPRISES FORMING SMALL PARTICLES OF METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, IRON, NICKEL AND COBALT, FORMING SMALL PARTICLES OF A METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINA, MAGNESIA AND ZIRCONIA, MIXING THE METAL AND THE METAL OXIDE PARTICLES TOGETHER, SINTERING SAID MIXTURE, REDUCINGTHE SINTERED MIXTURE TO PARTICLES OF POWDER OF EXTREMELY SMALL SIZE AND FLAME-SPRAYING THE MIXED SINTERED PARTICLES ON THE SURFACE TO BE COATED AND THEREBY BEATING SAID PARTICLES OF POWDER TO A SINTERING TEMPERATURE OF AT LEAST APPROXIMATELY 2100* F.
Claim 2
Dependent Claim
94 words
A PROCESS OF PLATING A METAL SURFACE WHICH COMPRISES FORMING SMALL PARTICLES OF METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, IRON, NICKEL AND COBALT, FORMING SMALL PARTICLES OF A METAL OXIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINA, MAGNESIA AND ZIRCONIA, MIXING THE METAL AND THE METAL OXIDE PARTICLES TOGETHER, SINTERING SAID MIXTURE, REDUCINGTHE SINTERED MIXTURE TO PARTICLES OF POWDER OF EXTREMELY SMALL SIZE AND FLAME-SPRAYING THE MIXED SINTERED PARTICLES ON THE SURFACE TO BE COATED AND THEREBY BEATING SAID PARTICLES OF POWDER TO A SINTERING TEMPERATURE OF AT LEAST APPROXIMATELY 2100* F.
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) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |