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US3766044A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrolytic cell system including upper and lower reacting chambers

Assignee: Chemech Engineering Ltd
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Filing: 1971-06-28
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Granted: 1973-10-16
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Expires: 1991-06-28
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Abstract

Abstract An electrolytic cell assembly and system is provided which includes two or more modular units, each being provided for throughflow of electrolyte and includes a plurality of parallel alternately spaced anodes and cathodes, with the anodes and cathodes occupying less than the entire cross-sectional area of each unit. The end plates of each of the modular units are respectively an anode end plate and a cathode end plate. The electrodes project, preferably at right angles, from the end plates, but in staggered spaced-apart relation, so that each anode electrode (with the exception of the end ones) can be disposed between a pair of adjacent cathode electrodes and vice versa. The end plates are provided with either anode electrodes or cathode electrodes projecting, preferably at right angles, from one face. Between adjacent modular units are intermediate plates which, in one variant, are imperforate and act as combined anode and cathode holding and current transmitting plates. The intermediate plates are provided both with anode electrodes projecting from one face and cathode electrodes projecting from the other face. In another variant, the intermediate plates are porous to permit the throughflow of electrolyte and products of electrolysis from one modular unit to the neighboring one. The system includes means attached to each unit to bring cell products to a common upper reacting chamber, means connecting the upper reacting chamber to a common lower reacting chamber, and means connected between the lower reacting chamber and the units for introducing contents of the lower reacting chamber into each unit.

Inventors

  • 👤 G Westerlund

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 13:13
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/17; C25B9/19; C25B9/13; C25B9/15; C25B9/70

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA791699A Cited
US883170A Cited
US1219333A Cited
US1485461A Cited
US2944957A Cited
US3539486A Cited
US3489667A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-10-15 1977-04-16 1977-10-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-10-15 1981-04-16 1981-10-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-10-15 1985-04-16 1985-10-16 $7700.00 Window Closed / Lapsed

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