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Charles D. Blumenschein
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Pittsburgh, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for treating frac flowback and produced water including nat...
Patent number
11,834,358
Issue date
Dec 5, 2023
Veolia Water Solutions & Technologies Support
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System and process for treating produced and frac flowback waters
Patent number
10,773,986
Issue date
Sep 15, 2020
Veolia Water Solutions & Technologies Support
Brad Biagini
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water softening treatment using in-situ ballasted flocculation system
Patent number
10,759,685
Issue date
Sep 1, 2020
Veolia Water Solutions & Technologies Support
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Wastewater treatment processes employing high rate chemical softeni...
Patent number
10,160,683
Issue date
Dec 25, 2018
Veolia Water Solutions & Technologies Support
Charles Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for reducing the sulfate concentration in a wastewater stre...
Patent number
10,040,709
Issue date
Aug 7, 2018
Veolia Water Solutions & Technologies Support
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for removing calcium, barium, magnesium and strontium from f...
Patent number
9,828,262
Issue date
Nov 28, 2017
Veolia Water Solutions & Technologies Support
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for reducing the sulfate concentration in a wastewater stre...
Patent number
9,278,875
Issue date
Mar 8, 2016
Veolia Water Solutions & Technologies Support
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
High rate chemical softening process
Patent number
9,169,144
Issue date
Oct 27, 2015
Veolia Water Solutions & Technologies Support
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for reducing perchlorate in water
Patent number
9,085,469
Issue date
Jul 21, 2015
Veolia Water Solutions & Technologies Support
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for reducing the sulfate concentration in a wastewater stream
Patent number
9,085,477
Issue date
Jul 21, 2015
Veolia Water Solutions & Technologies Support
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Biological and ballasetd flocculation treatment of wastewater
Patent number
8,454,831
Issue date
Jun 4, 2013
Veolia Water Solutions & Technologies Support
Phillippe Sauvignet
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method of removing phosphorus from wastewater
Patent number
8,147,695
Issue date
Apr 3, 2012
I. Kruger Inc.
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of removing phosphorus from wastewater
Patent number
7,828,976
Issue date
Nov 9, 2010
I. Kruger, Inc.
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for removing barium from water
Patent number
7,608,190
Issue date
Oct 27, 2009
N.A. Water Systems, LLC
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System and method for converting the spent remnants of a first pick...
Patent number
7,351,391
Issue date
Apr 1, 2008
Douglas R. Olsen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
System and method for enhanced wastewater treatment
Patent number
7,163,629
Issue date
Jan 16, 2007
Virginia Tech Intellectual Properties, Inc.
Mohammad Abu-Orf
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of treating water and wastewater with a ballasted flocculati...
Patent number
6,919,031
Issue date
Jul 19, 2005
I. Kruger Inc.
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR TREATING FRAC FLOWBACK AND PRODUCED WATER INCLUDING NAT...
Publication number
20210163327
Publication date
Jun 3, 2021
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
System and Process for Treating Produced and FRAC Flowback Waters
Publication number
20190352206
Publication date
Nov 21, 2019
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Brad Biagini
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
WATER SOFTENING TREATMENT USING IN-SITU BALLASTED FLOCCULATION SYSTEM
Publication number
20180194656
Publication date
Jul 12, 2018
Veolia Water Solutions & Technologies Support
Charles D. BLUMENSCHEIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for Reducing the Sulfate Concentration in a Wastewater Stre...
Publication number
20160167987
Publication date
Jun 16, 2016
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
WASTEWATER TREATMENT PROCESSES EMPLOYING HIGH RATE CHEMICAL SOFTENI...
Publication number
20160102006
Publication date
Apr 14, 2016
Veolia Water Solutions & Technologies Support
Charles Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Process for Reducing the Sulfate Concentration in a Wastewater Stre...
Publication number
20140144843
Publication date
May 29, 2014
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
High Rate Chemical Softening Process
Publication number
20130313201
Publication date
Nov 28, 2013
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Charles D. Blumenschein
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for Removing Calcium, Barium, Magnesium and Strontium From F...
Publication number
20130248455
Publication date
Sep 26, 2013
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
PROCESS FOR REDUCING PERCHLORATE IN WATER
Publication number
20120312746
Publication date
Dec 13, 2012
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Process for Reducing the Sulfate Concentration in a Wastewater Stream
Publication number
20120160770
Publication date
Jun 28, 2012
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Biological and Ballasetd Flocculation Treatment of Wastewater
Publication number
20110147304
Publication date
Jun 23, 2011
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Phillippe Sauvignet
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method of Removing Phosphorus from Wastewater
Publication number
20110036772
Publication date
Feb 17, 2011
I. KRUGER INC.
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Water Treating Method and Arrangement Integrating a Fixed-Bacteria...
Publication number
20090218281
Publication date
Sep 3, 2009
OTV S.A.
Philippe Sauvignet
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method of Removing Phosphorus from Wastewater
Publication number
20080314830
Publication date
Dec 25, 2008
I. KRUGER INC.
Kashi Banerjee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
System and method for enhanced wastewater treatment
Publication number
20050040103
Publication date
Feb 24, 2005
Mohammad Abu-Orf
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Regenerating spent pickling liquor
Publication number
20030026746
Publication date
Feb 6, 2003
Douglas R. Olsen
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Method and apparatus for treatment of water and wastewater
Publication number
20020088758
Publication date
Jul 11, 2002
Charles D. Blumenschein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Regenerating spent pickling liquor
Publication number
20020005210
Publication date
Jan 17, 2002
Douglas R. Olsen
C01 - INORGANIC CHEMISTRY