Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1976-12-29
1978-11-28
Wyse, Thomas G.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
252180, 252181, 2605024R, 526 27, C02B 506
Patent
active
041274830
ABSTRACT:
A method of inhibiting the precipitation of the scale forming salts of calcium, magnesium, barium and strontium from aqueous systems comprising adding to the aqueous system a minor proportion of a product comprising a telomeric compound of the formula: ##STR1## or salts thereof, wherein R.sup.11 is hydrogen or a methyl or ethyl residue and n is a positive integer of at most 100, R is hydroxyl and R.sup.1 is hydroxyl.
REFERENCES:
patent: 2957931 (1960-10-01), Hamilton et al.
patent: 3159537 (1964-12-01), Takesue et al.
patent: 3684779 (1972-08-01), Rapko
patent: 3686145 (1972-08-01), Haschke et al.
patent: 4042324 (1977-08-01), Auel et al.
Finan Michael A.
Miles Peter
Richardson Norman
Smith Malcolm J.
Ciba Geigy (UK) Limited
Hruskoci Peter A.
Wyse Thomas G.
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