High calcium tolerant deposit control method

Details High calcium tolerant deposit control method High calcium tolerant deposit control method

1995-02-07

1996-03-19

Hruskoci, Peter A.

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

209 5, 210701, 252180, C02F 514

Patent

active

055001289

ABSTRACT:
A method and composition for controlling deposition of scale and the like in waters having a high calcium ion content is disclosed. The composition comprises a combination of an alkylidene diphosphonic acid and a water soluble polymeric material.

REFERENCES:
patent: 4479878 (1984-10-01), Becker
patent: 4659481 (1989-04-01), Chen
patent: 4936987 (1990-06-01), Perswski et al.
patent: 5080801 (1992-01-01), Molter et al.
patent: 5124046 (1992-06-01), Sherwood et al.
patent: 5282976 (1994-02-01), Yeung

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