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Class Information
Number: 162/192
Name: Paper making and fiber liberation > Processes and products > Utilizing electrical or wave energy
Description: Processes including the step of treating the material directly with electrical, radiant or wave energy.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8709768 Processing biomass Apr. 29, 2014
8647471 Process for the production of sized and/or wet-strength papers, paperboards and cardboards Feb. 11, 2014
8641864 Funtionalizing cellulosic and lignocellulosic materials Feb. 4, 2014
8609384 Processing biomass Dec. 17, 2013
8603787 Processing biomass Dec. 10, 2013
8597921 Processing biomass Dec. 3, 2013
8475631 Reduction of fiber knots of cellulose crosslinked fibers by using plasma pre-treated pulpsheets Jul. 2, 2013
8444813 Method for preparing aramid paper and the aramid paper obtained therefrom May. 21, 2013
8277607 Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials Oct. 2, 2012
8221585 Functionalizing cellulosic and lignocellulosic materials Jul. 17, 2012
8133355 Method for use in the wet end of a paper machine, cardboard machine or an equivalent web forming machine Mar. 13, 2012
8069859 Wrapping paper inspection apparatus and tobacco wrapping machine Dec. 6, 2011
7981249 Sanitary sheets made of waste paper and a process of preparing sanitary sheet from waste paper Jul. 19, 2011
7935219 Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials May. 3, 2011
7932065 Processing biomass Apr. 26, 2011
7927461 Method for manufacturing an aramid paper with an applied plasma treatment Apr. 19, 2011
7867359 Functionalizing cellulosic and lignocellulosic materials Jan. 11, 2011
7867358 Paper products and methods and systems for manufacturing such products Jan. 11, 2011
7846295 Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials Dec. 7, 2010
7509961 Cigarettes and cigarette components containing nanostructured fibril materials Mar. 31, 2009
7294233 System and method for altering the tack of materials using an electrohydraulic discharge Nov. 13, 2007
7147755 Ultrasonic transducer system Dec. 12, 2006
7101461 Method and apparatus for imaging a paper web Sep. 5, 2006
6942756 Fluororesin fiber paper, copper-clad laminate for printed board using the same and production process thereof Sep. 13, 2005
6808600 Method for enhancing the softness of paper-based products Oct. 26, 2004
6736935 Drying process having a profile leveling intermediate and final drying stages May. 18, 2004
6655195 Moisture cross profile Dec. 2, 2003
6585857 Method of manufacturing security elements for electronic article surveillance and security element Jul. 1, 2003
6572733 System and method for altering characteristics of materials using an electrohydraulic discharge Jun. 3, 2003
6423179 Method for increasing the wet strength of a tissue material Jul. 23, 2002
6319359 Process for quantitatively detecting constituents of a pulp/fluid mixture Nov. 20, 2001
6238522 Method and apparatus for measuring sheet thickness in a paper-making machine May. 29, 2001
6214165 Method for deacidification of papers and books by fluidizing a bed of dry alkaline particles Apr. 10, 2001
6090241 Ultrasonically-assisted process for making differential density cellulosic structure containing fluid-latent indigenous polymers Jul. 18, 2000
6040797 Method for detecting a radar target Mar. 21, 2000
5961803 Leaching process Oct. 5, 1999
5725735 Recycling olefin polymer-containing paper Mar. 10, 1998
5525783 Microwave heating device for lime and calcining Jun. 11, 1996
5421959 Composite comprising paper and electro-conducting polymers and its production process Jun. 6, 1995
5378319 Lime mud calcining using dielectric hysteresis heating Jan. 3, 1995
5336374 Composite comprising paper and electro-conducting polymers and its production process Aug. 9, 1994
5298203 Process for producing fiber aggregate Mar. 29, 1994
5238538 Method for deinking recycled fiber by applying direct current electric field Aug. 24, 1993
5219524 System and method for preserving acid-containing articles Jun. 15, 1993
5207871 Process for making transparent paper using a UV curable compositions of maleate, vinyl monomer and an allyl compound May. 4, 1993
5151226 Process of making contoured vehicle internal panelling supports Sep. 29, 1992
5132130 Method of handling books for treatment Jul. 21, 1992
5059107 Apparatus for producing annular fiber aggregate Oct. 22, 1991
5022965 Method and device in a head box of a paper machine for controlling distribution of fiber orientation in a paper web Jun. 11, 1991
4975149 Process for producing fiber aggregate Dec. 4, 1990

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