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Ross T. Gray
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Plainfield, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Polymer for pitch and stickies deposition control in papermaking
Patent number
10,519,602
Issue date
Dec 31, 2019
Ecolab USA Inc.
Xiaojin Harry Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Controllable filler prefloculation using a dual polymer system
Patent number
8,747,617
Issue date
Jun 10, 2014
Nalco Company
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of increasing filler content in papermaking
Patent number
8,647,472
Issue date
Feb 11, 2014
Nalco Company
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Controllable filler prefloculation using a dual polymer system
Patent number
8,172,983
Issue date
May 8, 2012
Nalco Company
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Controllable filler prefloculation using a dual polymer system
Patent number
8,088,213
Issue date
Jan 3, 2012
Nalco Company
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of operating a papermaking process
Patent number
7,556,714
Issue date
Jul 7, 2009
Nalco Company
Ross T. Gray
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of alkenyl succinic anhydride compounds derived from symmetrica...
Patent number
7,455,751
Issue date
Nov 25, 2008
Nalco Company
William J. Ward
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of synthetic metal silicates for decreasing the deposition of c...
Patent number
7,449,086
Issue date
Nov 11, 2008
Nalco Company
Ross T. Gray
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of neutralized ethylene-acrylic acid polymer dispersion...
Patent number
7,279,513
Issue date
Oct 9, 2007
Nalco Company
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High molecular weight cationic and anionic polymers comprising zwit...
Patent number
6,709,551
Issue date
Mar 23, 2004
Ondeo Nalco Company
Martin J. Coffey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of improving retention and drainage in a papermaking process...
Patent number
6,592,718
Issue date
Jul 15, 2003
Ondeo Nalco Company
Jane B. Wong Shing
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Polymer for Pitch and Stickies Deposition Control in Papermaking
Publication number
20180363247
Publication date
Dec 20, 2018
ECOLAB USA INC.
Xiaojin Harry Li
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CONTROLLABLE FILLER PREFLOCULATION USING A DUAL POLYMER SYSTEM
Publication number
20120199304
Publication date
Aug 9, 2012
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF INCREASING FILLER CONTENT IN PAPERMAKING
Publication number
20110226433
Publication date
Sep 22, 2011
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CONTROLLABLE FILLER PREFLOCULATION USING A DUAL POLYMER SYSTEM
Publication number
20090267258
Publication date
Oct 29, 2009
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CONTROLLABLE FILLER PREFLOCULATION USING A DUAL POLYMER SYSTEM
Publication number
20090065162
Publication date
Mar 12, 2009
Weiguo Cheng
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method of operating a papermaking process
Publication number
20080082198
Publication date
Apr 3, 2008
Ross T. Gray
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Use of synthetic metal silicates for decreasing the deposition of c...
Publication number
20070062662
Publication date
Mar 22, 2007
Ross T. Gray
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Use of alkenyl succinic anhydride compounds derived from symmetrica...
Publication number
20060231223
Publication date
Oct 19, 2006
William J. Ward
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Preparation of neutralized ethylene-acrylic acid polymer dispersion...
Publication number
20060111488
Publication date
May 25, 2006
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High molecular weight cationic and anionic polymers comprising zwit...
Publication number
20030155091
Publication date
Aug 21, 2003
Martin J. Coffey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...