Treatment of water

Details Treatment of water Treatment of water

1988-05-26

1989-10-17

Hruskoci, Peter

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

210699, 210700, 210701, 210755, 210764, 71 67, 252180, 422 15, 422 28, 422 17, 514129, 514139, C02F 514

Patent

active

048745260

ABSTRACT:
A process for treating water which comprises adding to the water (a) from 1 to 50 ppm of a phosphonium compound of the formula: ##STR1## in which R represents C.sub.1 -C.sub.6 groups which are unsubstituted or substituted by a cyano, hydroxy, esterified hydroxy or aryl group, R.sub.1 represents a C.sub.8 -C.sub.18 alkyl group and X represents chlorine or bromine, and optionally (b) from 0.1 to 100 ppm of an anionic water treatment agent such as a scale or corrosion inhibiting agent.

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Hueck et al., Applied Microbiology, 14, 308, 1965.
Carisle Chemical Works, Inc. Data Sheet-"Car-Ban PQ-612" Biostat, 1968.
Burdon et al., Microbiology, 6th Edition The MacMillan Co., N.Y. 1968, pp. 302-303.

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