Process for dispersing iron oxide in steam generating boilers
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United States of America Patent
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Jan 8, 2002
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N/A
app pub date -
Oct 30, 1998
filing date -
Oct 30, 1998
priority date (Note) -
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Abstract
This invention relates to a process for dispersing corrosion products, specifically iron oxide, in steam generating boilers. Improved dispersion is achieved by adding a dispersant to a feedpoint of the steam generating boiler where the composition comprises: (a) a copolymer of sulfonated styrene and maleic anhydride or maleic acid; and (b) diethylenetriamine penta (methylene phosphonic acid).
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