Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1976-11-17
1977-09-13
Wyse, Thomas G.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
252180, C02B 506
Patent
active
040480666
ABSTRACT:
The invention disclosed relates to a method for using a new improved composition for inhibiting or preventing accumulation of scale or the like on heating surfaces in an aqueous system. The present composition includes (A) copolymers of styrene sulfonic acid with acrylic or methacrylic acid, and their water-soluble salts; or (B) mixture of polystyrene sulfonic acid with polyacrylic or polymethacrylic acid, and their water-soluble salts.
REFERENCES:
patent: 2327302 (1943-08-01), Dittmar
patent: 2729557 (1956-01-01), Booth et al.
patent: 3682224 (1972-08-01), Bleyle
patent: 3928196 (1975-12-01), Persinski
Cuisia Dionisio Guerrero
Hwa Chih Ming
Chemed Corporation
Harness Charles L.
Wyse Thomas G.
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