Inventor
VIRVING NILS
SE20 patents
⚠️ This page may combine multiple inventors who share the name “VIRVING NILS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VALMET FIBERTECH AB
7 patentsUS6592062B1Jul 15, 2003
Refining element
VALMET FIBERTECH AB44 citations92
US6227471B1May 8, 2001
Feeding element for fibrous material
VALMET FIBERTECH AB18 citations84
US6957785B2Oct 25, 2005
Refining segment for a rotatable refining disc, and a refining apparatus comprising a refining disc with such refining segment
VALMET FIBERTECH AB11 citations73
US6932290B2Aug 23, 2005
Refining segment and a refining apparatus comprising a refining disc with such refining segment
VALMET FIBERTECH AB11 citations73
US6499682B1Dec 31, 2002
Refining elements
VALMET FIBERTECH AB4 citations62
US6299084B1Oct 9, 2001
Feeding device for fibrous material
VALMET FIBERTECH AB2 citations62
US6602310B1Aug 5, 2003
Separator device with rotor having peripheral carriers for separating solid particles from a gas stream
VALMET FIBERTECH AB1 citations52
METSO PAPER INC
7 patentsUS7419112B2Sep 2, 2008
Refining surface and a blade segment for a refiner
METSO PAPER INC23 citations87
US7445174B2Nov 4, 2008
Refining element
METSO PAPER INC9 citations84
US7354011B2Apr 8, 2008
Refining element
METSO PAPER INC3 citations62
US7198216B2Apr 3, 2007
Refining element
METSO PAPER INC2 citations62
US7007879B2Mar 7, 2006
Pair of opposed co-operating refining elements
METSO PAPER INC2 citations62
US7513451B2Apr 7, 2009
Refining element
METSO PAPER INC2 citations54
US7451946B2Nov 18, 2008
Refining element
METSO PAPER INC0 citations41
SUNDS DEFIBRATOR IND AB
5 patentsUS5683048ANov 4, 1997
Refining elements
SUNDS DEFIBRATOR IND AB51 citations92
US5362003ANov 8, 1994
Refining segment
SUNDS DEFIBRATOR IND AB33 citations92
US6042036AMar 28, 2000
Refining element
SUNDS DEFIBRATOR IND AB19 citations80
US5112443AMay 12, 1992
Method and apparatus for the manufacture of fibre pulp
SUNDS DEFIBRATOR IND AB21 citations75
US5526992AJun 18, 1996
Refining element of a disc refiner
SUNDS DEFIBRATOR IND AB16 citations68