US 5,178,762 AGranted

Soybean peroxidase treatment of contaminated substances

AssigneeThe Mead Corporation

InventorsAlexander R. Pokora, Mark A. Johnson

Life of this patent

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Abstract

A method for oxidizing organic and/or heavy metal contaminants in wastewaters, sludges, or soils containing such contaminants by contacting the wastewaters, sludges, or soils with soybean peroxidase and a peroxide.

Claims18

Dependent claims

A method for oxidizing organic and/or heavy metal contaminants in wastewaters, sludges, or soils containing said contaminants which comprises contacting said wastewaters, sludges or soils with soybean peroxidase and a peroxide.

Dependencies are inferred from the claim text.

Facts

Application: 07/876,509Filed 29 Apr 1992 · continuation in part
Priority: 18 Oct 1990
Granted: 12 Jan 1993
Term ends: Not estimatedThe source records don’t support an estimate.

Classification17 codes

C12N 9/0065
Oxidoreductases: acting on hydrogen peroxide as acceptor
B09C 1/08
Reclamation of contaminated soil: chemically
B09C 1/10
Reclamation of contaminated soil: microbiologically, biologically or by using enzymes
C02F 3/342
Characterised by the microorganisms used: characterised by the enzymes used

Family

Serial599,584Parent of this continuation-in-part · filed 18 Oct 1990
Serial760,999Parent of this continuation-in-part · filed 17 Sep 1991
US 5,147,793 AParent of this continuation-in-part
US 5,178,762 AThis patent

From the US filing history. Foreign family members aren’t listed.

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