US3595693A
Expired / Lapsed
US
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Process for producing stabilized niobium-tin superconductor
Assignee: Saint Gobain Abrasives Inc
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Filing: 1968-01-08
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Granted: 1971-07-27
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Expires: 1988-01-08
Abstract
Abstract SUPERCONDUCTOR, SUCH AS WIRE OR STRIP, IS COATED WITH A THIN STRIKE COAT OF COPPER OR OTHER NORMAL CONDUCTOR METAL, LESS THAN 50 MICROINCHES THICK, BY DISPLACEMENT REACTION AND THEN OVERCOATED WITH NORMAL CONDUCTOR METAL TO STABILIZE THE SUPERCONDUCTOR TO PRODUCE A PRODUCT CHARACTERIZED BY HIGHLY ADHERENT COATING BOND AND TO EASE THE PROBLEMS OF PRODUCING STABILIZED COATINGS ON SUPERCONDUCTORS, PARTICULARLY HIGH FIELD HARD SUPERCONDUCTORS SUCH AS NIOBIUM-TIN.
Inventors
- 👤 Peter C Cecil
- 👤 Daniel F Fairbanks
- 👤 Daniel A Reisner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:54
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/06; C23C16/08; C23C16/14; H; H10; H10N; H10N60/00; H10N60/01; H10N60/0184; Y; Y10; Y10S; Y10S505/00; Y10S505/80; Y10S505/815; Y10S505/818; Y10S505/819; Y10S505/821; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |