Calcium carbonate scale controlling method

Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...

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162 38, 162 48, 252180, 25238923, 422 15, C02F 514

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active

055628303

ABSTRACT:
A method of inhibiting corrosion and scale formation and deposition in aqueous systems by adding a combination of a polyepoxysuccinic acid or salts thereof and a phosphonocarboxylic acid or salts thereof.

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patent: 5062962 (1991-11-01), Brown et al.
patent: 5147555 (1992-02-01), Brown et al.
patent: 5256332 (1993-10-01), Kessler
patent: 5344590 (1994-09-01), Carter et al.
patent: 5378372 (1995-01-01), Carey et al.

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