CORROSION AND SCALING INHIBITOR Russian patent published in 2020 - IPC C23F11/167 

Abstract RU 2732844 C1

FIELD: chemistry.

SUBSTANCE: invention relates to corrosion inhibitors, carbonate, sulphate and iron oxide deposits, and can be used for normalization of iron ions content both in hot, cold tap water of general consumption, and in systems of water rotation supply of metallurgical, chemical and food enterprises and other industrial enterprises. Inhibitor contains, wt%: alkali metal phosphate 31.5–88.9; orthophosphate of alkali metal 42.6–6.53; alkali metal sulphate 12.0–3.25; alkali metal hydrocarbon 8.3–1.27; alkali metal hypochlorite 1.6–0.01; alkali metal fluoride 4.0–0.04.

EFFECT: obtaining a corrosion and scaling inhibitor in a solid state, the dosage of which in water circulation supply systems of industrial enterprises, water supply of general consumption DHW and DCW ranges from 1 to 10 g per ton of treated water.

1 cl, 2 tbl

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RU 2 732 844 C1

Authors

Vladykin Aleksei Stanislavovich

Murin Konstantin Andreevich

Britvin Konstantin Mikhailovich

Dates

2020-09-23Published

2020-03-26Filed