Assignee
SUNDS DEFIBRATOR IND AB
SE·60 granted patents·837 citations·filing 1988–2001
Top patents by PatentIndex Score
60 records- 0192US5695136ARefining elementSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Dec 9, 1997·72 cites·22 claims
- 0291US5683048ARefining elementsSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Nov 4, 1997·51 cites·7 claims
- 0383US5362003ARefining segmentSUNDS DEFIBRATOR IND AB·Filed 1993·Granted Nov 8, 1994·33 cites·5 claims
- 0481US5704559ARefining elementSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Jan 6, 1998·55 cites·4 claims
- 0578US6454900B2Method for two-stage oxygen delignification of chemical pulpSUNDS DEFIBRATOR IND AB·Filed 2001·Granted Sep 24, 2002·9 cites·11 claims
- 0677US5747707AMeasuring device for refinersSUNDS DEFIBRATOR IND AB·Filed 1996·Granted May 5, 1998·28 cites·7 claims
- 0777US5145010AMethod of making mechanical pulpSUNDS DEFIBRATOR IND AB·Filed 1989·Granted Sep 8, 1992·26 cites·14 claims
- 0875US5996770APlug screw feederSUNDS DEFIBRATOR IND AB·Filed 1997·Granted Dec 7, 1999·33 cites·1 claims
- 0974US5088831ADevice for treating material mixturesSUNDS DEFIBRATOR IND AB·Filed 1988·Granted Feb 18, 1992·37 cites·11 claims
- 1071US5203514ARefiner with means to protect the refining discs from premature wearSUNDS DEFIBRATOR IND AB·Filed 1992·Granted Apr 20, 1993·23 cites·21 claims
- 1171US5112443AMethod and apparatus for the manufacture of fibre pulpSUNDS DEFIBRATOR IND AB·Filed 1989·Granted May 12, 1992·21 cites·6 claims
- 1268US5746120ATying device in which the drive means are electric servomotorsSUNDS DEFIBRATOR IND AB·Filed 1994·Granted May 5, 1998·33 cites·17 claims
- 1368US5040736ADevice for refining cellulose-containing materialSUNDS DEFIBRATOR IND AB·Filed 1990·Granted Aug 20, 1991·18 cites·5 claims
- 1467US6042036ARefining elementSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Mar 28, 2000·19 cites·6 claims
- 1565US5199476ATreatment of wood chipsSUNDS DEFIBRATOR IND AB·Filed 1990·Granted Apr 6, 1993·16 cites·6 claims
- 1665US5034175AMethod and apparatus for manufacturing fiber board sheetsSUNDS DEFIBRATOR IND AB·Filed 1988·Granted Jul 23, 1991·25 cites·14 claims
- 1763US5323972ABearing system in a refinerSUNDS DEFIBRATOR IND AB·Filed 1991·Granted Jun 28, 1994·15 cites·14 claims
- 1859US5853534AMethod of producing pulp with high yield using a two-stage refining system operating at different temperaturesSUNDS DEFIBRATOR IND AB·Filed 1997·Granted Dec 29, 1998·15 cites·21 claims
- 1959US5466334AMethod and apparatus for mixing a treatment agent with a pulp suspensionSUNDS DEFIBRATOR IND AB·Filed 1992·Granted Nov 14, 1995·13 cites·26 claims
- 2059US5439183ARefiner segmentSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Aug 8, 1995·11 cites·4 claims
- 2159US5232552AScreening deviceSUNDS DEFIBRATOR IND AB·Filed 1989·Granted Aug 3, 1993·14 cites·10 claims
- 2257US6036818APulp-dewatering roll pressSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Mar 14, 2000·12 cites·5 claims
- 2357US5725783AConcentrating method and means thereforSUNDS DEFIBRATOR IND AB·Filed 1993·Granted Mar 10, 1998·14 cites·56 claims
- 2456US5902456ADewatering apparatusSUNDS DEFIBRATOR IND AB·Filed 1995·Granted May 11, 1999·17 cites·7 claims
- 2554US5526992ARefining element of a disc refinerSUNDS DEFIBRATOR IND AB·Filed 1993·Granted Jun 18, 1996·16 cites·5 claims
- 2652US5925249AScreening arrangementSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Jul 20, 1999·9 cites·16 claims
- 2749US5472285AApparatus for refining fiber materialSUNDS DEFIBRATOR IND AB·Filed 1993·Granted Dec 5, 1995·14 cites·11 claims
- 2846US5482666AManufacture of fiberboard by independently controlling temperature and moisture contentSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Jan 9, 1996·12 cites·6 claims
- 2945US5488900ADewatering pressSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Feb 6, 1996·9 cites·5 claims
- 3042US6080344AMethod of pre-pressing fibrous material during the manufacture of board productsSUNDS DEFIBRATOR IND AB·Filed 1997·Granted Jun 27, 2000·10 cites·5 claims
- 3141US5700086AMixing device with axially movable shaft for maintenance purposesSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Dec 23, 1997·11 cites·16 claims
- 3241US5658407AMethod and apparatus for pre-pressing fibrous materials during the manufacture of fiberboard materialsSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Aug 19, 1997·9 cites·10 claims
- 3341US4973000AMethod and apparatus for determining the contact position in a refinerSUNDS DEFIBRATOR IND AB·Filed 1988·Granted Nov 27, 1990·5 cites·10 claims
- 3440US5753830AMethod and system for sampling in a material mixtureSUNDS DEFIBRATOR IND AB·Filed 1995·Granted May 19, 1998·16 cites·5 claims
- 3540US5589035ALiquid treatment deviceSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Dec 31, 1996·10 cites·3 claims
- 3637US5989468AMethod of continuous production of lignocellulosic boardsSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Nov 23, 1999·9 cites·17 claims
- 3737US5116475AMethod for discharging a digesterSUNDS DEFIBRATOR IND AB·Filed 1990·Granted May 26, 1992·10 cites·6 claims
- 3836US5950946APair of co-operating refining elements intended for a disc refinerSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Sep 14, 1999·8 cites·4 claims
- 3936US5711972ADevice for board manufactureSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Jan 27, 1998·9 cites·10 claims
- 4035US5899338AScreening apparatus for separating light impurities from pulp suspensionsSUNDS DEFIBRATOR IND AB·Filed 1995·Granted May 4, 1999·5 cites·7 claims
- 4135US5571383AMethod and device for transverse distribution of a flowing mediumSUNDS DEFIBRATOR IND AB·Filed 1995·Granted Nov 5, 1996·5 cites·26 claims
- 4233US5746890ADevice for admixing a processing agent into a pulp suspensionSUNDS DEFIBRATOR IND AB·Filed 1994·Granted May 5, 1998·4 cites·10 claims
- 4331US5932156AMethod for producing lignocellulosic boardsSUNDS DEFIBRATOR IND AB·Filed 1996·Granted Aug 3, 1999·7 cites·10 claims
- 4431US5360175ARefiner having oscillation reduction meansSUNDS DEFIBRATOR IND AB·Filed 1992·Granted Nov 1, 1994·2 cites·14 claims
- 4530US5970862ASeal in a roll pressSUNDS DEFIBRATOR IND AB·Filed 1998·Granted Oct 26, 1999·2 cites·9 claims
- 4629US5989465AMethod of manufacturing a boardSUNDS DEFIBRATOR IND AB·Filed 1998·Granted Nov 23, 1999·6 cites·4 claims
- 4729US5271503AScreening deviceSUNDS DEFIBRATOR IND AB·Filed 1991·Granted Dec 21, 1993·1 cites·10 claims
- 4827US6000552AProcess for purification of a fiber suspensionSUNDS DEFIBRATOR IND AB·Filed 1997·Granted Dec 14, 1999·0 cites·6 claims
- 4926US5741398AMethod of removing metal ions dissolved in the bleach plant waste waterSUNDS DEFIBRATOR IND AB·Filed 1997·Granted Apr 21, 1998·4 cites·6 claims
- 5026US5679250APressurized screen arrangementSUNDS DEFIBRATOR IND AB·Filed 1994·Granted Oct 21, 1997·4 cites·6 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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