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US3579431A Expired / Lapsed US ⏱️ 0.0 years remaining

Cell for electrolytic deposition of metals

Assignee: Bunker Hill Co
•
Filing: 1968-02-23
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Granted: 1971-05-18
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Expires: 1988-02-23
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Abstract

Abstract A CELL ASSEMBLY FOR ELECTROLYTIC DEPOSITION OF METALS, DESIGNED TO FACILITATE THE ELECTROLYTIC DEPOSITION AND RECOVERY OF ZINC OR OTHER METALS SIMILARLY PROCESSED. THE CELL ASSEMBLY INCLUDES AN IMPROVED CELL BOX COMPRISING A TREATED WOODEN STRUCTURE HAVING A ONE PIECE PROTECTIVE LINER. THE LINER INCLUDES AN INTEGRAL INLET BOX AND OUTLET WEIR TO INSURE CONSISTENT SOLUTION LINE ELEVATION. AN IMPROVED CATHODE STRUCTURE IS UTILIZED, HAVING PROTECTIVE NON-CONDUCTIVE COVERINGS APPLIED THERETO ALONG THE SIDE AND TOP PORTIONS OF THE PLATE ON WHICH METAL IS DEPOSITED. IMPROVED ANODE ASSEMBLIES INCLUDE STIFFENING PLASTIC GUIDES ATTACHED THERETO WHICH POSITION THE CATHODES RELATIVE TO THE ANODE STRUCTURES IN A CONSTANT SPACED PARALLEL RELATIONSHIP. CONTROL OF THE DEPOSITION OF METAL IS FURTHER ACHIEVED BY AN IMPROVED BUS BAR SUPPORT SYSTEM FOR THE CATHODE AND ANODE UNITS, FACILITATING ACCURATE ADJUSTMENT AND LEVELING OF THE UNITS RELATIVE TO THE ELECTROLYTE.

Inventors

  • 👤 Peter M Jasberg

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 15:36
CPC Classifications
C; C25; C25C; C25C7/00

Claims Analysis

Total Claims: 0
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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) 1974-05-17 1974-11-16 1975-05-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-05-17 1978-11-16 1979-05-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-05-17 1982-11-16 1983-05-18 $7700.00 Window Closed / Lapsed

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