US3352005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for applying cladding of stainless steel on steel base with aluminum bonding layer
Assignee: Republic Steel Corp
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Filing: 1963-09-16
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Granted: 1967-11-14
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Richard C Avellone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:13
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/227; B23K20/2275; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR CLADDING A STAINLESS STEEL SHEET ON A STEEL BASE COMPRISING THE STEPS OF APPLYING A STAINLESS STEEL SHEET AGAINST A STEEL BASE WITH AN INTERMEDIATE INDEPENDENT SHEET OF ALUMINUM HAVING A THICKENSS OF 0.002-0.06 INCH SO THAT THE INDEPENDENT ALUMINUM SHEET IS IN DIRECT INTIMATE CONTACT WITH EACH OF THE ADJACENT SHEETS, MAINTAINING THE RESPECTIVE SHEETS AT A TEMPERTURE OF AT LEAST 750*F. AND BELOW THE TEMPERATURE OF WHICH AL-FE ALLOY WILL BE FORMED IN THE PERIOD OF CONTACT, AND PRESSING SAID SHEETS AGAINST EACH OTHER UNDER SUFFICIENT PRESSUE TO EFFECT A REDUCTION OF 2-30 PERCENT IN THE THICKNESS OF ALUMNINUM SHEET.
Claim 2
Dependent Claim
105 words
A PROCESS FOR CLADDING A STAINLESS STEEL SHEET ON A STEEL BASE COMPRISING THE STEPS OF APPLYING A STAINLESS STEEL SHEET AGAINST A STEEL BASE WITH AN INTERMEDIATE INDEPENDENT SHEET OF ALUMINUM HAVING A THICKENSS OF 0.002-0.06 INCH SO THAT THE INDEPENDENT ALUMINUM SHEET IS IN DIRECT INTIMATE CONTACT WITH EACH OF THE ADJACENT SHEETS, MAINTAINING THE RESPECTIVE SHEETS AT A TEMPERTURE OF AT LEAST 750*F. AND BELOW THE TEMPERATURE OF WHICH AL-FE ALLOY WILL BE FORMED IN THE PERIOD OF CONTACT, AND PRESSING SAID SHEETS AGAINST EACH OTHER UNDER SUFFICIENT PRESSUE TO EFFECT A REDUCTION OF 2-30 PERCENT IN THE THICKNESS OF ALUMNINUM SHEET.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |