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David E. Gamache
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Oswego, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for reducing fouling in evaporators in lithium hydroxide re...
Patent number
10,961,126
Issue date
Mar 30, 2021
VEOLIA WATER TECHNOLOGIES, INC.
Thomas Anthony Pecoraro
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Oil recovery process including enhanced softening of produced water
Patent number
9,938,813
Issue date
Apr 10, 2018
VEOLIA WATER TECHNOLOGIES, INC.
Karen Schooley
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for recovering oil and treating resulting produced water wi...
Patent number
9,506,334
Issue date
Nov 29, 2016
VEOLIA WATER TECHNOLOGIES, INC.
Richard Higgins
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for treating brine recovered from a coal seam gas operation
Patent number
9,440,872
Issue date
Sep 13, 2016
VEOLIA WATER TECHNOLOGIES, INC.
David E. Gamache
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of recovering oil and producing produced water that is conce...
Patent number
9,127,540
Issue date
Sep 8, 2015
VEOLIA WATER TECHNOLOGIES, INC.
David E. Gamache
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for solidifying organic and inorganic provisional constitue...
Patent number
8,506,467
Issue date
Aug 13, 2013
Veolia Water Solutions & Technologies North America, Inc.
Keith R Minnich
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for removing silica from evaporator concentrate
Patent number
7,686,079
Issue date
Mar 30, 2010
HPD, LLC
David E. Gamache
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
Process for Reducing Fouling in Evaporators in Lithium Hydroxide Re...
Publication number
20190039912
Publication date
Feb 7, 2019
Veolia Water Technologies, Inc.
Thomas Anthony Pecoraro
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR TREATING WATERS PRODUCED OR COLLECTED FROM THE OIL EXTR...
Publication number
20150368133
Publication date
Dec 24, 2015
Veolia Water Technologies, Inc.
David E. Gamache
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
OIL RECOVERY PROCESS INCLUDING ENHANCED SOFTENING OF PRODUCED WATER
Publication number
20150345277
Publication date
Dec 3, 2015
Veolia Water Technologies, Inc.
Karen Schooley
E21 - EARTH DRILLING MINING
Information
Patent Application
PROCESS FOR RECOVERING OIL AND TREATING RESULTING PRODUCED WATER WI...
Publication number
20140262253
Publication date
Sep 18, 2014
Veolia Water Solutions & Technologies North America, Inc.
Richard Higgins
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Treating Brine Recovered From a Coal Seam Gas Operation
Publication number
20140262734
Publication date
Sep 18, 2014
Veolia Water Solutions & Technologies North America Inc.
David E. Gamache
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Method of Recovering Oil and Producing Produced Water That is Conce...
Publication number
20130269943
Publication date
Oct 17, 2013
Veolia Water Solutions & Technologies North America, Inc.
David E. Gamache
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Solidifying Organic and Inorganic Provisional Constitue...
Publication number
20120087737
Publication date
Apr 12, 2012
STATOIL CANADA LTD.
Keith R. Minnich
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR REMOVING SILICA FROM EVAPORATOR CONCENTRATE
Publication number
20100038081
Publication date
Feb 18, 2010
HPD, LLC
David E. Gamache
E21 - EARTH DRILLING MINING