Liquid chemical delivery system

Liquid purification or separation – Flow – fluid pressure or material level – responsive – Check valve

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Details

210143, 2101981, 2105322, 2851392, 417 17, 417 441, 417411, B01D 1712, F04B 4906

Patent

active

061361844

ABSTRACT:
A liquid chemical delivery system (20) has a pump (27) driven by an electric motor (28) to draw a liquid from a bottle (21) and dispenses the liquid into a septic system (12). Separate independent controls (36,37) connect the electric motor (28) with a source of electric power (34). One of the controls (253) has a wireless remote switch (273) operable to trigger an electronic control unit (268) to activate the electric motor (228) that drives the pump (227) to deliver liquid to the septic system (212).

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patent: 3565480 (1971-02-01), McCollum et al.
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patent: 3897089 (1975-07-01), Leichsenring et al.
patent: 4610848 (1986-09-01), Weber
patent: 4897797 (1990-01-01), Free et al.
patent: 4911832 (1990-03-01), Miller et al.
patent: 5683575 (1997-11-01), Yates et al.

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