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Gaetan Desjardins
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Repentigny, CA
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last 30 patents
Information
Patent Grant
Advanced biological phosphorus removal using a series of sequencing...
Patent number
5,853,589
Issue date
Dec 29, 1998
ECO Equipment Fep, Inc.
Gaetan Desjardins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for treating waste water
Patent number
5,792,355
Issue date
Aug 11, 1998
Gaetan Desjardins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process and apparatus for treating wastewater in a dynamic, bio seq...
Patent number
5,395,527
Issue date
Mar 7, 1995
Eco Equipement Fep Inc.
Gaetan Desjardins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Aeration header module
Patent number
4,973,432
Issue date
Nov 27, 1990
ECO Equipement FEP Inc.
Gaetan Desjardins
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Aerated facultative basin having a dual function aeration and sludg...
Patent number
4,857,185
Issue date
Aug 15, 1989
Gaetan Desjardins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Aeration device with a protection skirt
Patent number
4,849,101
Issue date
Jul 18, 1989
Gaetan Desjardins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE