US 5,667,673 AGranted

Microbial mediated water treatment

OwnerDelman R. Hogen, James R. Robininventors

Life of this patent

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Abstract

Generation of Fe.sup.+2 for water treatment and treatment process using same.

Claims8

Dependent claims

An anaerobic chamber for generating soluble Fe.sup.+2 containing a flow-through media comprised of a quantity of Fe.sup.+3 source material, and a quantity of a microbe having the identifying characteristics of ATCC 55339 for converting Fe.sup.+3 to Fe.sup.+2.

Dependencies are inferred from the claim text.

Facts

Application: 08/662,253Filed 14 Jun 1996 · division
Priority: 4 Feb 1991
Granted: 16 Sep 1997
Term ends: Not estimatedThe source records don’t support an estimate.

Classification11 codes

C02F 3/345
Characterised by the microorganisms used: for biological oxidation or reduction of sulfur compounds
C02F 3/1215
Particular type of activated sludge processes: combinations of activated sludge treatment with precipitation, flocculation, coagulation and…
C02F 3/28
Biological treatment of water, waste water, or sewage: anaerobic digestion processes
C02F 3/34
Biological treatment of water, waste water, or sewage: characterised by the microorganisms used

Family

Serial650,059Parent of this continuation-in-part · filed 4 Feb 1991
Serial915,334Parent of this continuation-in-part · filed 16 Jul 1992
Serial356,879Parent of this division · filed 15 Dec 1994
Serial362,509Parent of this continuation-in-part · filed 15 Feb 1995
US 5,543,049 AParent of this division
US 5,620,893 AParent of this continuation-in-part
US 5,667,673 AThis patent

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

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