US2873233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of electrodepositing metals
Assignee: Lanteris Space LLC
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Filing: 1956-03-21
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Granted: 1959-02-10
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Expires: 1976-03-21
Abstract
No abstract record available.
Inventors
- 👤 George L Schnable
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:44
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/40; H10P14/46; H10P14/47; C; C25; C25D; C25D3/00; C25D3/66; C25D5/00; C25D5/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
THE METHOD OF ELECTROPLATING READILY-OXIDIZED CULTLY-SOLDERED BASE METALS WHICH COMPRISES IMMERSING SAID BASE METAL AS AN ELECTRODE IN A MOLTEN SALT BATH COMPRISING IONS OF METAL HAVING A MELTING POINT BELOW THE BASE METAL, SAID METAL IONS BEING A CONCENTRATION OF AT LEAST 0.2 ATOMIC PERCENT OF THE CATIONS, IODIDE IONS IN A CONCENTATION OF AT LEAST 0.2 ATOMIC PERCENT OF THE ANIONS, AND FLORIDE IONS IN A CONCENTRATION OF AT LEAST 0.5 ATOMIC PERCENT OF THE ANIONS, AT A TEMPERATURE ABOVE THE MELTING POINT OF THE LOWER-MELTING METAL BUT BELOW THE MELTING POINT OF BASE METAL, PROVIDING ANOTHER ELECTRODE, COMPLETING THE CIRCUIT WITH THE BASE METAL AS ANODE WHEREBY THE BASE METAL IS ETCHED AND OXIDE ON THE SURFACE THEREOF IS REMOVED, REVERSING THE CURRENT WITH THE BASE METAL AS CATHODE IN SAID MOLTEN SALT BATH WHEREBY THE LOWER-MELTING METAL DEPOSITS THERON IN MOLTEN FORM UNTIL THE DESIRED AMOUNT OF LOWER-MELTING METAL HAS BEEN SO DEPOSITED.
Claim 2
Independent Claim
157 words
THE METHOD OF ELECTROPLATING READILY-OXIDIZED CULTLY-SOLDERED BASE METALS WHICH COMPRISES IMMERSING SAID BASE METAL AS AN ELECTRODE IN A MOLTEN SALT BATH COMPRISING IONS OF METAL HAVING A MELTING POINT BELOW THE BASE METAL, SAID METAL IONS BEING A CONCENTRATION OF AT LEAST 0.2 ATOMIC PERCENT OF THE CATIONS, IODIDE IONS IN A CONCENTATION OF AT LEAST 0.2 ATOMIC PERCENT OF THE ANIONS, AND FLORIDE IONS IN A CONCENTRATION OF AT LEAST 0.5 ATOMIC PERCENT OF THE ANIONS, AT A TEMPERATURE ABOVE THE MELTING POINT OF THE LOWER-MELTING METAL BUT BELOW THE MELTING POINT OF BASE METAL, PROVIDING ANOTHER ELECTRODE, COMPLETING THE CIRCUIT WITH THE BASE METAL AS ANODE WHEREBY THE BASE METAL IS ETCHED AND OXIDE ON THE SURFACE THEREOF IS REMOVED, REVERSING THE CURRENT WITH THE BASE METAL AS CATHODE IN SAID MOLTEN SALT BATH WHEREBY THE LOWER-MELTING METAL DEPOSITS THERON IN MOLTEN FORM UNTIL THE DESIRED AMOUNT OF LOWER-MELTING METAL HAS BEEN SO DEPOSITED.
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) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |