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US3385779A Expired / Lapsed US ⏱️ 0.0 years remaining

Electrolytic cell for the production of halogenous oxy-salts

Assignee: Daiki Engineering Co Ltd
•
Filing: 1965-11-16
•
Granted: 1968-05-28
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Expires: 1985-11-16
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Abstract

No abstract record available.

Inventors

  • 👤 Nishiba Yoshiharu
  • 👤 Fujimori Shigehiro
  • 👤 Itakura Tatsuo

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:46
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/24; C25B9/00; C25B9/17

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 221 words
AN ELECTROLYTIC CELL FOR THE PRODUCTION OF HALOGENOUS OXY-SALTS COMPRISING, IN COMBINATION, AN UPPER TANK; A LOWER TANK DOWNWARDLY SPACED FRO SAID UPPER TANK; UPRIGHT TUBULAR CATHODE MEANS EXTENDING BETWEEN AND COMMUNICATING AT UPPER AND LOWER ENDS THEREOF WITH SAID UPPER AND SAID LOWER TANKS, RESPECTIVELY; ANODE MEANS ENTENDING WITH CLEARANCE AT LEAST PARTLY THROUGH SAID TUBULAR CATHODE MEANS; PASSAGE MEANS ARRANGED LATERALLY OF THE TUBULAR CATHODE MEANS AND COMMUNICATING AT ONE END THEREOF WITH A BOTTOM PORTION OF SAID UPPER TANK AND WITH A LOWER END THEREOF WITH SAID LOWER TANK; INLET MEANS COMMUNICATING WITH SAID LOWER TANK FOR FEEDING ELECTROLYTE INTO SAID LOWER TANK SO THAT THE ELECTROLYTE WILL PASS THROUGH THE CLEARANCE BETWEEN SAID TUBULAR CATHODE MEANS AND SAID ANODE MEANS TO BE ELECTROLIZED AND TO PASS AS ELECTROLYZED PRODUCT INTO SAID UPPER TANK; LIFTING PIPE MEANS COMMUNICATING WITH SAID UPPER END OF SAID TUBULAR CATHODE MEANS AND PROJECTING UPWARDLY THEREFROM INTO SAID UPPER TANK TO SUCH A LENGTH SO THAT ITS UPPER END IS ADAPTED TO BE LOCATED BELOW THE LEVEL OF AN ELECTROLYZED PRODUCT SOLUTION THEREIN SO AS TO PRODUCE AN INCREASED CIRCULATION OF ELECTROLYTE PRODUCT SOLUTION FROM SAID UPPER TANK THROUGH SAID PASSAGE MEANS TO SAID LOWER TANK; AND SOLUTION OUTLET MEANS COMMUNICATING WITH SAID PASSAGE MEANS FOR CONTROLLED DISCHARGE OF ELECTROLYED PRODUCT SOLUTION THEREFROM.
Claim 2
Dependent Claim 221 words
AN ELECTROLYTIC CELL FOR THE PRODUCTION OF HALOGENOUS OXY-SALTS COMPRISING, IN COMBINATION, AN UPPER TANK; A LOWER TANK DOWNWARDLY SPACED FRO SAID UPPER TANK; UPRIGHT TUBULAR CATHODE MEANS EXTENDING BETWEEN AND COMMUNICATING AT UPPER AND LOWER ENDS THEREOF WITH SAID UPPER AND SAID LOWER TANKS, RESPECTIVELY; ANODE MEANS ENTENDING WITH CLEARANCE AT LEAST PARTLY THROUGH SAID TUBULAR CATHODE MEANS; PASSAGE MEANS ARRANGED LATERALLY OF THE TUBULAR CATHODE MEANS AND COMMUNICATING AT ONE END THEREOF WITH A BOTTOM PORTION OF SAID UPPER TANK AND WITH A LOWER END THEREOF WITH SAID LOWER TANK; INLET MEANS COMMUNICATING WITH SAID LOWER TANK FOR FEEDING ELECTROLYTE INTO SAID LOWER TANK SO THAT THE ELECTROLYTE WILL PASS THROUGH THE CLEARANCE BETWEEN SAID TUBULAR CATHODE MEANS AND SAID ANODE MEANS TO BE ELECTROLIZED AND TO PASS AS ELECTROLYZED PRODUCT INTO SAID UPPER TANK; LIFTING PIPE MEANS COMMUNICATING WITH SAID UPPER END OF SAID TUBULAR CATHODE MEANS AND PROJECTING UPWARDLY THEREFROM INTO SAID UPPER TANK TO SUCH A LENGTH SO THAT ITS UPPER END IS ADAPTED TO BE LOCATED BELOW THE LEVEL OF AN ELECTROLYZED PRODUCT SOLUTION THEREIN SO AS TO PRODUCE AN INCREASED CIRCULATION OF ELECTROLYTE PRODUCT SOLUTION FROM SAID UPPER TANK THROUGH SAID PASSAGE MEANS TO SAID LOWER TANK; AND SOLUTION OUTLET MEANS COMMUNICATING WITH SAID PASSAGE MEANS FOR CONTROLLED DISCHARGE OF ELECTROLYED PRODUCT SOLUTION THEREFROM.

References Cited (Backward Citations)

US718248A Cited
US1886218A Cited
US2997430A Cited
US3113080A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-05-28 1971-11-27 1972-05-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-05-28 1975-11-27 1976-05-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-05-28 1979-11-27 1980-05-28 $7700.00 Window Closed / Lapsed

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