Composition of matter and its use as a coagulant and flocculent

Details Composition of matter and its use as a coagulant and flocculent Composition of matter and its use as a coagulant and flocculent

2005-08-16

2005-08-16

Hruskoci, Peter A. (Department: 1724)

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

C210S728000

Reexamination Certificate

active

06929759

ABSTRACT:
The present invention in a preferred form is a novel composition of matter and a method of use, which includes at least a polyaluminum compound in an aqueous solution for use as a coagulant and/or flocculant. The composition of matter additionally includes magnesium and/or calcium and a water-soluble polymeric flocculant.

REFERENCES:
patent: 3953330 (1976-04-01), Tonkyn et al.
patent: 4067806 (1978-01-01), Mauceri
patent: 4362643 (1982-12-01), Kuo et al.
patent: 4588508 (1986-05-01), Allenson et al.
patent: 4655934 (1987-04-01), Rose et al.
patent: 4769155 (1988-09-01), Dwyer
patent: 4902779 (1990-02-01), Waldmann
patent: 6120690 (2000-09-01), Haase

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