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US3033796A
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Acid pickling bath containing inhibitor and method of treating ferrous metals
Assignee: JBS USA LLC
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Filing: 1957-01-23
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Granted: 1962-05-08
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Expires: 1977-01-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Findley
- 👤 Burton H Robin
- 👤 John E Farbak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:05
CPC Classifications
C; C23; C23G; C23G1/00; C23G1/02; C23G1/04; C23G1/06; C23G1/061
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
27 words
AN ACID BATH FOR PICKLING FERROUS METALS CONTAINING ABOUT 2-25% ACID AND A MINOR AMOUNT SUFFICIENT TO INHIBIT FUMES OF AN INHIBITOR COMPOSITION HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
27 words
AN ACID BATH FOR PICKLING FERROUS METALS CONTAINING ABOUT 2-25% ACID AND A MINOR AMOUNT SUFFICIENT TO INHIBIT FUMES OF AN INHIBITOR COMPOSITION HAVING THE GENERAL FORMULA:
Claim 3
Independent Claim
29 words
A METHOD OF TREATING FERROUS METALS WHICH COMPRISES: IMMERSING SAID METALS IN AN AQUEOUS BATH CONTAINING A SMALL AMOUNT SUFFICIENT TO INHIBIT SULLING OF A COMPOSITION HAVING THE FORMULA:
Claim 4
Independent Claim
29 words
A METHOD OF TREATING FERROUS METALS WHICH COMPRISES: IMMERSING SAID METALS IN AN AQUEOUS BATH CONTAINING A SMALL AMOUNT SUFFICIENT TO INHIBIT SULLING OF A COMPOSITION HAVING THE FORMULA:
Claim 5
Dependent Claim
14 words
THE METHOD OF CLAIM 7 WHEREIN THE AQUEOUS BATH IS AN ACID PICKLING SOLUTION.
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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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |