US3244551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of galvanizing a ferrous metal and a galvanizing flux composition therefor
Assignee: Chemical Products Corp
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Filing: 1965-02-24
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Granted: 1966-04-05
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Expires: 1985-02-24
Abstract
No abstract record available.
Inventors
- 👤 Sidney M Heins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:48
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/30; C23C2/04; C23C2/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A METHOD OF GALVANIZING A FERROUS METAL ARTICLE WHICH COMPRISES THE STEPS OF INTRODUCING THE ARTICLE INTO A MOLTEN INTIMATELY MIXED INORGANIC COMPOSITION COMPRISING ABOUT 55% TO ABOUT 70% BY WEIGHT OF ZINC CHLORIDE, FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF POTASSIUM ALUMINUM FLUORIDE, FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF POTASSIUM CHLORIDE, AND FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF A HALIDE SALT OF AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND ALKALINE EARTH METALS, SAID COMPOSITION HAVING A MELTING POINT BETWEEN 650*F. AND 850*F., WITHDRAWING THE ARTICLE FROM THE MOLTEN INORGANIC COMPOSITION, INTRODUCING THE ARTICLE INTO A BATH OF MOLTEN ZINC AND WITHDRAWING THE ARTICLE FROM THE ZINC BATH.
Claim 2
Independent Claim
122 words
A METHOD OF GALVANIZING A FERROUS METAL ARTICLE WHICH COMPRISES THE STEPS OF INTRODUCING THE ARTICLE INTO A MOLTEN INTIMATELY MIXED INORGANIC COMPOSITION COMPRISING ABOUT 55% TO ABOUT 70% BY WEIGHT OF ZINC CHLORIDE, FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF POTASSIUM ALUMINUM FLUORIDE, FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF POTASSIUM CHLORIDE, AND FROM ABOUT 10% TO ABOUT 15% BY WEIGHT OF A HALIDE SALT OF AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND ALKALINE EARTH METALS, SAID COMPOSITION HAVING A MELTING POINT BETWEEN 650*F. AND 850*F., WITHDRAWING THE ARTICLE FROM THE MOLTEN INORGANIC COMPOSITION, INTRODUCING THE ARTICLE INTO A BATH OF MOLTEN ZINC AND WITHDRAWING THE ARTICLE FROM THE ZINC BATH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |