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Karen L. Maurer
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Liberty Twp., OH, US
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Patents Grants
last 30 patents
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Patent Grant
Chemical activation and refining of southern pine kraft fibers
Patent number
8,262,850
Issue date
Sep 11, 2012
International Paper Company
Zheng Tan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
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Patent Application
CHEMICAL ACTIVATION AND REFINING OF SOUTHERN PINE KRAFT FIBERS
Publication number
20160024713
Publication date
Jan 28, 2016
International Paper Company
ZHENG TAN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Chemical Activation and Refining of Southern Pine Kraft Fibers
Publication number
20140000825
Publication date
Jan 2, 2014
International Paper Company
ZHENG TAN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CHEMICAL ACTIVATION AND REFINING OF SOUTHERN PINE KRAFT FIBERS
Publication number
20130098571
Publication date
Apr 25, 2013
International Paper Company
Zheng Tan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Chemical activation and refining of southern pine kraft fibers
Publication number
20090054863
Publication date
Feb 26, 2009
Zheng Tan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Chemical activation and refining of southern pine kraft fibers
Publication number
20070119556
Publication date
May 31, 2007
Zheng Tan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Chemical activation and refining of southern pine kraft fibers
Publication number
20050061455
Publication date
Mar 24, 2005
Zheng Tan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE