US2833668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bonding aluminum to a metal
Assignee: JOHN ALTORFER
•
Filing: 1954-06-10
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Granted: 1958-05-06
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Expires: 1974-06-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Dailey
- 👤 John E Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:58
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; C23C4/08; C23C4/02; F; F16; F16J; F16J9/00; F16J9/12; F16J9/22; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49249; Y10T29/49256
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
108 words
THE METHOD OF BONDING A PLURALITY OF METALS TOGATHER INCLUDING A LIGHT METAL, A FERROUS METAL AND AN INTERMEDIATE METAL COMPRISING A METAL SELECTED FROM A GROUP CONSISTING OF MOLYBDENUM, TITANIUM, COBALT AND NICKEL, SAID METHOD INCLUDING THE STEPS OF ROUGHENING THE SURFACE OF SAID LIGHT METAL, SPRAYING SAID INTERMEDIATE METAL AGAINST THE LIGHT METAL AT A TEMPERATURE ABOVE THE BOILING POINT OF SAID LIGHT METAL AND VAPORIZING A SURFACE PORTION THEREOF, PRECIPITATING THE VAPORIZED METAL ON THE EXPOSED SURFACE OF THE INTERMEDIATE METAL, AND BRINGING SAID FERROUS METAL IN MOLTEN CONDITION INTO CONTACT WITH SAID PRECIPITATED METAL ABOVE THE MELTING POINT THEREOF TO FORM AN ALLOY THEREWITH.
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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |