Assignee
KAMYR AB
SE97 patents
Top patents by PatentIndex Score
US5209641AMay 11, 1993
Apparatus for fluidizing, degassing and pumping a suspension of fibrous cellulose material
KAMYR AB141 citations97
US4093506AJun 6, 1978
Method and apparatus for effecting even distribution and mixing of high consistency pulp and treatment fluid
KAMYR AB67 citations96
US5366288ANov 22, 1994
Apparatus for mixing a suspension of cellulosic fibrous material and fluid
KAMYR AB73 citations92
US5234550AAug 10, 1993
Wall means having slots between adjacent bars for withdrawing liquid from particle material
KAMYR AB46 citations92
US5217575AJun 8, 1993
Process for oxygen bleaching using two vertical reactors
KAMYR AB29 citations92
US5080755AJan 14, 1992
Process for the continuous digestion of cellulosic fiber material
KAMYR AB46 citations92
US5053108AOct 1, 1991
High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips
KAMYR AB26 citations92
US5039320AAug 13, 1991
Apparatus for fluidizing, degassing and pumping a suspension of fibrous cellulose material
KAMYR AB33 citations92
US4826398AMay 2, 1989
Medium consistency pump with self-feeding
KAMYR AB32 citations92
US4776758AOct 11, 1988
Combined fluidizing and vacuum pump
KAMYR AB43 citations92
US4419184ADec 6, 1983
Method for control of chemicals during gas treatment of suspensions
KAMYR AB40 citations92
US4280902AJul 28, 1981
Separation of dense impurities from a fluid
KAMYR AB34 citations92
US4174997ANov 20, 1979
Method and apparatus for continuous hydrolysis of cellulosic fiber material
KAMYR AB43 citations92
US4028171AJun 7, 1977
Method for continuous treatment of fiber material in a vertical array
KAMYR AB33 citations92
US4435193AMar 6, 1984
Controlling operation of a centrifugal pump
KAMYR AB64 citations90
US5669948ASep 23, 1997
Separating arrangement and method for counteracting foam formation
KAMYR AB34 citations89
US4339206AJul 13, 1982
Mixing apparatus for mixing a fluid fiber suspension with a treatment fluid suspension
KAMYR AB40 citations88
US4804912AFeb 14, 1989
Apparatus for electromagnetically measuring the distance between two opposing grinding surfaces
KAMYR AB32 citations85
US5039022AAug 13, 1991
Refiner element pattern achieving successive compression before impact
KAMYR AB21 citations82
US4834547AMay 30, 1989
Apparatus for mixing chemicals in fibre suspensions
KAMYR AB21 citations82
US4368628AJan 18, 1983
Apparatus for treatment of suspensions in movement
KAMYR AB17 citations82
US4986480AJan 22, 1991
Method and apparatus for feeding a conical refiner
KAMYR AB19 citations81
US4750340AJun 14, 1988
Apparatus for treating a fibre suspension
KAMYR AB28 citations80
US4991720AFeb 12, 1991
Apparatus for dividing a suspension of fibrous cellulose pulp
KAMYR AB20 citations79
US4793161ADec 27, 1988
Effective diffuser/thickener screen backflushing
KAMYR AB16 citations79
US5879422AMar 9, 1999
Separating arrangement and method for counteracting foam formation
KAMYR AB15 citations78
US4699324AOct 13, 1987
Combined screening and reject reduction
KAMYR AB20 citations77
US4680108AJul 14, 1987
Screening device
KAMYR AB20 citations77
US5050380ASep 24, 1991
Means for receiving and subsequently emptying hydraulic fluid from a hydraulic system
KAMYR AB20 citations76
US5236553AAug 17, 1993
Continuous cooking with reduced horsepower and pulp degradation
KAMYR AB7 citations74
US5069752ADec 3, 1991
Digester screen switching
KAMYR AB13 citations74
US5044179ASep 3, 1991
Stabilizing pressure and flow conditions in a screening apparatus
KAMYR AB7 citations74
US5020178AJun 4, 1991
Stabilizing pressure and flow conditions in a screening apparatus
KAMYR AB7 citations74
US4737274AApr 12, 1988
Tramp material separator
KAMYR AB15 citations74
US4705600ANov 10, 1987
Method for the treatment of pulp with liquid
KAMYR AB14 citations74
US4535497AAug 20, 1985
Method for treatment of suspensions in movement
KAMYR AB15 citations74
US4427489AJan 24, 1984
Mixing device and method
KAMYR AB17 citations74
US4057461ANov 8, 1977
Method and apparatus for impregnation of fiber material by pressure pulsation
KAMYR AB11 citations74
US4029579AJun 14, 1977
Method and device for dewatering of suspensions
KAMYR AB13 citations74
US3963561AJun 15, 1976
Recirculation of unconsumed oxygen pulp bleaching gas
KAMYR AB29 citations74
US5300195AApr 5, 1994
Continuous vertical digester apparatus
KAMYR AB8 citations73
US5192396AMar 9, 1993
Process for the continuous digestion of cellulosic fiber material
KAMYR AB19 citations73
US4976586ADec 11, 1990
Pump with separate fluidizing vaned shaft adjacent impeller
KAMYR AB7 citations73
US4971694ANov 20, 1990
Double diffuser with backflush pistons
KAMYR AB10 citations73
US4944167AJul 31, 1990
Backflushing pressure diffuser screens
KAMYR AB15 citations73
US4908896AMar 20, 1990
Backflushing pressure diffuser screens
KAMYR AB13 citations73
US4840047AJun 20, 1989
Multiscreen pressure diffuser
KAMYR AB14 citations73
US4754935AJul 5, 1988
Method and apparatus for refining fibrous material
KAMYR AB17 citations73
US4637878AJan 20, 1987
Reciprocal movable screens in a vertically elongated vessel
KAMYR AB15 citations73
US4594152AJun 10, 1986
Method and an apparatus for treating fibre suspensions
KAMYR AB15 citations73
Showing the top 50 of 97 patents by PatentIndex Score.