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US3686089A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of separation of ions from a solution

Assignee: Individual
•
Filing: 1968-07-23
•
Granted: 1972-08-22
•
Expires: 1988-07-23
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Abstract

Abstract A METHOD OF SEPARATION OF IONS FROM A SOLUTION, CHARACTERIZED IN THAT THE SOLUTION TO BE TREATED IS PASSED THROUGH A BED OF AT LEAST ONE TYPE OF RESIN IN WHICH IS PRODUCED AN ELECTRIC FIELD SUBSTANTIALLY AT RIGHT ANGELS TO THE DIRECTION OF PROPAGATION OF SAID SOLUTION, THE GEOMETRY OF THE RESIN BED, THE COMPOSTION OF THE BED, THE CONDUCTIVITY OF THE SOLUTION AND THE POTENIAL DIFFERENCE WHICH EXISTS BETWEEN THE POLES OF THE ELECTRIC FIELD CHOSEN SO THAT THE IONS WHICH ARE BE REMOVED FROM THE SOLUTION TRANSPORT THE CURRENT BY PASSING ESSENTIALLY TROUGH THE RESIN, AND THAT SAID IONS ARE COLLECTED CONTINUOUSLY ON THE SIDE CORRESPONDING TO THE POLE WHICH IS OF OPPOSITE SIGN TO THAT OF THE IONS TO BE REMOVED.

Inventors

  • 👤 Emmanuel Korngold
  • 👤 Eric Selegny

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 12:46
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/46; C02F1/469; C02F1/4693; C02F1/4695; B; B01; B01D; B01D61/00; B01D61/42; B01D61/44; B01D61/46; B01D61/48; B01J; B01J47/00; B01J47/02; B01J47/06; B01J47/08; C02F1/42; C02F1/4602; C02F1/4604; C02F1/68; C02F1/683; C02F2201/00; C02F2201/46; C02F2201/461; C02F2201/46105; C02F2201/46115; C02F2209/00; C02F2209/06

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) 1975-08-22 1976-02-21 1976-08-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-08-22 1980-02-21 1980-08-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-08-22 1984-02-21 1984-08-22 $7700.00 Window Closed / Lapsed

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