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KAMYR INC

Overview
  • Total Patents
    826
About

KAMYR INC has a total of 826 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Canada, United States and Finland. Its main competitors in its focus markets textiles and paper, chemical engineering and machines are KVAERNER PULPING TECH, ANDRITZ OY and EINAR MORTERUD.

Patent filings per year

Chart showing KAMYR INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Phillips Joseph R 103
#2 Greenwood Brian F 90
#3 Sherman Michael I 60
#4 Elmore Carl L 60
#5 Funk Erwin D 58
#6 Prough J Robert 46
#7 Torregrossa Louis O 45
#8 Henricson Kaj 38
#9 Greenwood Brian 38
#10 Chamblee Wayne 33

Latest patents

Publication Filing date Title
AU3747197A Dissolved solids control in pulp protection
CA2170553A1 Treatment of filtrates in peroxide bleaching of pulp
WO9634144A1 Feeding and discharge of comminuted fibrous material
AU3735495A Method and apparatus for controlling and directing the flow of chips into a chip bin
AU2697295A Continuous kraft cooking with black liquor pretreatment
WO9521287A1 Chip bin assembly including a hollow transition with one dimensional convergence and side relief
US5575890A Method for selectively increasing the sulfide ion concentration and sulfidity of kraft cooking liquor during kraft cooking of wood
WO9508021A1 Eop stage for chlorine free bleaching
US5444884A Controlling screen backflush and wash distribution in a pressure diffuser
US5476572A Chip feeding for a continuous digester
WO9500698A1 Hemicellulose recovery during kraft pulping
US5509999A Treatment of bleach plant effluents
US5500083A Method of feeding cellulosic material to a digester using a chip bin with one dimensional convergence and side relief
US5552125A Dielectric coating for ozone generator electrodes
CA2110521A1 Apparatus for pumping medium consistency pulp
US5454490A Conical insets for chip bin
WO9410375A1 Displacement chelate treatment of pulp
US5518698A Swirl flow ozone generating
CA2105827A1 Clarifying suspended solids from liquid process streams
US5458738A Clarifying suspended solids from liquid process streams