Patent US3049797A successfully refreshed from Google Patents.
US3049797A
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US
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Gas plating cerium
Assignee: Union Carbide Corp
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Filing: 1959-01-22
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Granted: 1962-08-21
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Expires: 1979-01-22
Abstract
No abstract record available.
Inventors
- 👤 Folsom E Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:17
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/06; C23C16/18; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/936; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A METHOD OF GAS PLATING CERIUM METAL ON A METAL SUBSTRATE SURFACE AND WHICH CONSISTS IN ESTABLISHING SAID SUBSTRATE SURFACE TO BE GAS PLATED WITH CERIUM IN A CHAMBER, CIRCULATING THROUGH SAID CHAMBER A MIXTURE OF ARGON AND VAPORS OF CERIUM ACETYLACETONATE, MAINTAING A SUBATMOSPHERIC PRESSURE OF 1MM. HG,AND CONCURRENTLY HEATING THE METAL SUBSTRATE TO BE PLATED TO A TEMPERATURE OF APPROXIMATELY 550*C. TO CAUSE THERMAL DECOMPOSITION OF THE CERIUM ACETYLACETONATE AND DEPOSITION OF CERIUM METAL ON THE HEATED SUBSTRATE METAL SURFACE.
Claim 2
Independent Claim
82 words
A METHOD OF GAS PLATING CERIUM METAL ON A METAL SUBSTRATE SURFACE AND WHICH CONSISTS IN ESTABLISHING SAID SUBSTRATE SURFACE TO BE GAS PLATED WITH CERIUM IN A CHAMBER, CIRCULATING THROUGH SAID CHAMBER A MIXTURE OF ARGON AND VAPORS OF CERIUM ACETYLACETONATE, MAINTAING A SUBATMOSPHERIC PRESSURE OF 1MM. HG,AND CONCURRENTLY HEATING THE METAL SUBSTRATE TO BE PLATED TO A TEMPERATURE OF APPROXIMATELY 550*C. TO CAUSE THERMAL DECOMPOSITION OF THE CERIUM ACETYLACETONATE AND DEPOSITION OF CERIUM METAL ON THE HEATED SUBSTRATE METAL SURFACE.
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) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |