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KAMYR AB

Overview
  • Total Patents
    1,274
About

KAMYR AB has a total of 1,274 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Finland, United States and Canada. Its main competitors in its focus markets textiles and paper, chemical engineering and engines, pumps and turbines are AHLSTROM MACHINERY OY, ANDRITZ AHLSTROM OY and SUNDS DEFIBRATOR PORI OY.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Richter Johan C F C 128
#2 Jacobsen Finn 80
#3 Richter J 65
#4 Richter Ole J 59
#5 Gullichsen Johan 53
#6 Ekholm Rolf 40
#7 Richter Johan Christoffer Fred 37
#8 Jansson Ulf 35
#9 Carl Richter Johan Christoffer 28
#10 Niskanen Toivo 23

Latest patents

Publication Filing date Title
WO9424362A1 Method of continuously cooking pulp
WO9417239A1 Method for chlorine-free bleaching of pulp with acetic acid as acidifying agent
AU4097593A A method of bleaching cellulosic fibre material with ozone
AU4096393A Reciprocal movable screens in a vertically elongated vessel
WO9423119A1 Reciprocal movable screens in a vertically elongated vessel
WO9319246A1 Screening device
LV5191A3 Device for gas degassing from suspension
LV5305A3 Device for continuous fluid extraction from the plush suspension
LV5321A3 Rotator for slurry suspension
LV5190A3 Device for gas degassing from the slurry suspension
LV5304A3 Filter filter for fluid extraction from the plush suspension
CA2117368A1 Separation Device and Process
BR9206976A Cyclone mainly to separate liquid gas / vapor which is formed in pressure reduction of cooking liquid served in the context of pulp production and process of neutralizing foaming in the context of flow within a cyclone
WO9311359A1 Pump with built-in vacuum pump
WO9309059A1 Liquid reservoir
CA2115578A1 A process for the continuous digestion of cellulosic fiber material
US5217575A Process for oxygen bleaching using two vertical reactors
RU2078730C1 Device for unloading loose material from container
CA2105991A1 Apparatus for mixing a suspension of cellulosic fibrous material and fluid
AU9133891A A suspension pump with built-in vacuum pump