Patent US3563713A successfully refreshed from Google Patents.
US3563713A
Expired / Lapsed
US
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Explosive welding
Assignee: AMF Inc
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Filing: 1968-02-29
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Granted: 1971-02-16
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Expires: 1988-02-29
Abstract
Abstract IN THIS DISCLOSURE, WORKPIESE WHICH ARE TO BE JOINED BY EXPLOSIVE WELDING ARE FIRST HEATED TO A DESIRED TEMPERATURE AND THEN SUBJECTED TO AN EXPLOSIVE FORCE TO MAKE THE WELD. ADDITIONALLY, WHEN CLADDING, WITH AN EXPLOSIVE FORCE, A FLUX IS USED TO MAINTAIN THE INTERFACE SPACING.
Inventors
- 👤 Wallace C Rudd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:05
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; B23K20/085
Claims Analysis
Total Claims: 0
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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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |