Douglas D Walker

US Patent:

50452142, Sep 3, 1991

Filed:

May 31, 1989

Appl. No.:

7/359872

Inventors:

Douglas T. Walker - Elk Grove Village IL

Assignee:

Union Oil Company of California - Los Angeles CA

International Classification:

C02F 120

US Classification:

210717

Abstract:

Methods are provided for removing contaminants from an aqueous solution to yield a less contaminated aqueous effluent. In one embodiment of the invention, the method comprises coprecipitating non-volatile contaminants (i. e. , heavy metals, light metals, cyanide, phenolics, oil and grease, TSS, BOD, COD, and/or TOC) with a carrier precipitate which is formed in situ within the aqueous solution. In another embodiment of the invention, the method comprises partitioning volatile organic contaminants between a liquid phase and a gas phase. In yet a further embodiment, the above versions of the invention are simultaneously performed in the same reaction vessel.

Address:

27 Riverdale Dr, Charleston, SC 29407

Phone:

6789538100

VIN:

1HGCP2F88CA113910

Make:

HONDA

Model:

ACCORD

Year:

2012