Polyphosphate-based industrial cooling water treatment

Details Polyphosphate-based industrial cooling water treatment Polyphosphate-based industrial cooling water treatment

1977-12-23

1979-10-23

Albrecht, Dennis L.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 57, 252181, 252389A, 252391, 422 13, C02B 504, C02B 506, C23F 1112, C23F 1118

Patent

active

041720326

ABSTRACT:
When a specific condensed phosphate glass is combined with an organic phosphate ester, an improved composition is afforded for preventing scale and corrosion in industrial cooling systems. Optionally, certain azoles are combined with the phosphate glass and phosphate ester to afford corrosion protection to non-ferrous metals.

REFERENCES:
patent: 2742369 (1956-04-01), Hatch
patent: 2941953 (1960-06-01), Hatch
patent: 3130152 (1964-04-01), Fuchs
patent: 3338670 (1967-08-01), Fuchs
patent: 3728420 (1973-04-01), Stanford
patent: 3751372 (1973-08-01), Zecher
patent: 3873465 (1975-03-01), Di Simone

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