US3030242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flux composition for use prior to galvanizing
Assignee: Westinghouse Electric Corp
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Filing: 1959-11-10
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Granted: 1962-04-17
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Expires: 1979-11-10
Abstract
No abstract record available.
Inventors
- 👤 Richard F Gieselman
- 👤 Harry J West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:32
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/30; C23C2/04; C23C2/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A FLUX BATH FOR APPLICATION TO METALS PRIOR TO GALVANIZING CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION CONTAINING (A) A FLUXING MATERIAL SELECTED FROM THE GROUP CONSISTING OF ZONC CHLORIDE, AMMONIUM CHLORIDE, AND ZINC AMMONIUM CHLORIDE, AND (B) A FILM-FORMING CELLULOSE DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF CARABOXYALKYL CELLULOSES AND SALTS THEREOF, SAID FLUX BATH CONTAINIG ON A DRY WEIGHT BASIS ABOUT 0.1% TO 3% BY WEIGHT, BASED ON THE WEIGHT OF THE FLUXING MATAERIAL, OF THE CELLULOSE DERIVATIVE.
Claim 2
Dependent Claim
79 words
A FLUX BATH FOR APPLICATION TO METALS PRIOR TO GALVANIZING CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION CONTAINING (A) A FLUXING MATERIAL SELECTED FROM THE GROUP CONSISTING OF ZONC CHLORIDE, AMMONIUM CHLORIDE, AND ZINC AMMONIUM CHLORIDE, AND (B) A FILM-FORMING CELLULOSE DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF CARABOXYALKYL CELLULOSES AND SALTS THEREOF, SAID FLUX BATH CONTAINIG ON A DRY WEIGHT BASIS ABOUT 0.1% TO 3% BY WEIGHT, BASED ON THE WEIGHT OF THE FLUXING MATAERIAL, OF THE CELLULOSE DERIVATIVE.
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) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |