Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1978-06-12
1980-07-08
Cintins, Ivars C.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210 38A, 210267, 210282, 210416DW, C02B 116
Patent
active
042116490
ABSTRACT:
A housing or porous water-permeable material containing granular water-treatment particles is immersed in a quantity of water, and means are provided for effecting circulation of the water through the housing whereby certain chemicals are removed from the water.
REFERENCES:
patent: 2533936 (1950-12-01), Holmes et al.
patent: 2562735 (1951-07-01), Pick
patent: 3241675 (1966-03-01), Pashaian et al.
patent: 3843521 (1974-10-01), Zeff
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