TG

Todd S. Grace

AN Andritz: 19 patents #3 of 284Top 2%
AN Andritz-Ahlstrom: 2 patents #10 of 31Top 35%
KA Kamyr: 1 patents #54 of 99Top 55%
Overall (All Time): #193,121 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11633681 Replaceable filter plate assembly for a rotary drum filter Kent Stubblefield 2023-04-25
10328368 Flat-face valve for pulp rotary drum vacuum washer filter 2019-06-25
9551430 Flat-face valve for pulp rotary drum vacuum washer filter and method 2017-01-24
9139956 Method for adjusting inlet flow to a flash Tyson Bradford Hunt, Richard M. Grogan, Keith Vogel 2015-09-22
9103070 Flash tank with adjustable inlet Tyson Bradford Hunt, Richard M. Grogan, Keith Vogel 2015-08-11
8926795 Method for using washer press with multiple nips and multiple displacement wash zones Greg Hallas 2015-01-06
8828189 Washer press with multiple nips and multiple displacement wash zones Greg Hallas 2014-09-09
8597413 Scrubber with multiple venturis Kimmo Peltonen 2013-12-03
8349060 Scrubber with multiple venturis Kimmo Peltonen 2013-01-08
8281936 Vacuum washer drum having a center and end drains and method for draining 2012-10-09
8181888 Method to assemble wash liquid spray nozzles for a pulp mat David Hollis Gordy, David Brin Tidwell 2012-05-22
7981248 Gas free valve for pulp vacuum washer and method 2011-07-19
7780815 Gas free valve for pulp vacuum washer and method 2010-08-24
7708207 Wash liquid spray nozzles for pulp mat and method to assemble nozzle David Hollis Gordy, David Brin Tidwell 2010-05-04
7678283 High capacity and high efficiency filter deck assembly system and method of use and replacement Joseph Gottberg 2010-03-16
7575658 Vacuum washer drum 2009-08-18
7374050 High capacity and high efficiency filter deck assembly Joseph Gottberg 2008-05-20
7347916 Vacuum washer drum 2008-03-25
7293659 Drum structure for rotary drum filtering apparatus and methods of using same 2007-11-13
6375795 Minimization of malodorous gas release from a cellulose pulp mill feed system David J. Lebel 2002-04-23
6284095 Minimization of malodorous gas release from a cellulose pulp mill feed system David J. Lebel 2001-09-04
5338366 Acid pre-hydrolysis reactor system Mark D. Barrett, Vic L. Bilodeau, Gary L. McCarty, Brian F. Greenwood, J. Robert Prough +1 more 1994-08-16