Scale inhibition
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United States of America Patent
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-
Dec 22, 1981
Issued Date -
N/A
app pub date -
Jul 31, 1980
filing date -
Sep 18, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to an improved composition for inhibiting deposition of scale in aqueous systems. More specifically, it relates to the use of small quantities of an improved composition for preventing formation of scale and sludge deposits in steam generating boilers. The composition is characterized by the fact that by using a plurality of selected ingredients a synergistic effect is obtained. The ingredients comprise a copolymer of styrene sulfonic acid and maleic anhydride or maleic acid, along with a water soluble organophosphonic acid compound.
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