Process for preparing coagulants for water treatment

Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution...

Reexamination Certificate

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C424S776000, C514S002600

Reexamination Certificate

active

06890565

ABSTRACT:
The invention relates to a process for preparing proteins that can act as effective coagulants in the treatment and purification of contaminated water. In particular, the invention relates to a process for extracting coagulant protein derivatives from the seeds of trees from the family Moringaceae. The invention also relates to coagulation protein preparations prepared by the process, and the use of such preparations for the treatment and purification of contaminated water.

REFERENCES:
patent: WO 0046243 (2000-08-01), None
Okuda et al, “Improvement of Extraction Method of Coagulation Active Components from Moringa Oleifera Seed”, Water Research, NL, Elsevier Science Publishers, Amsterdam, vol. 33, No. 15, Oct. 1999, pp. 3373-3378.
Ndabigengesere et al, Active Agents and Mechanism of Coagulation of Turbid Waters UsingMoringa Oleifera, Water Research, NL, Elsevier Science Publishers, Amsterdam, vol. 29, No. 2, Feb. 1, 1995.

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