C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
341/1.1
C02F 1/42 (2006.01) B01J 49/00 (2006.01)
Patent
CA 1167547
ABSTRACT A novel electronic control circuit which utilizes an improved and greatly simplified arrangement for pro- ducing the reference voltage and which includes a probe which includes two pairs of spaced electrodes which are connected in a bridge circuit so that both a reference signal and a control signal is obtained or closing an energizing circuit and latch it until it is time for regeneration and in which the regeneration will occur only at preset times so as to not interfere with normal use.
381177
Devale Donald P.
Rak Stanley F.
Rehfeldt Roger
Culligan International Company
Smart & Biggar
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