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Class Information
Number: 241/79.3
Name: Solid material comminution or disintegration > Apparatus > With separation or classification of material > Separator in discharge from comminuting zone > Rotating comminutor combined with a sifting device > Sifting device rotates
Description: Device provided with a perforated separating surface which revolves about a fixed axis in an arc of at least 360°.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7984866 Relocatable oil sand slurry preparation system Jul. 26, 2011
7654396 Classifier, vertical crusher having the classifier, and coal fired boiler apparatus having the vertical crusher Feb. 2, 2010
7618002 Empty can processing vehicle Nov. 17, 2009
7204439 Apparatus and process for control of rotary breakers Apr. 17, 2007
7121487 Screening apparatus with hammermill Oct. 17, 2006
6911118 Pulper for producing paper pulp from waste paper Jun. 28, 2005
6557790 Circuit grinding apparatus with high-pressure roller mill and sifter May. 6, 2003
6322664 Method of processing recycled waste paper by separating fibers of different colors Nov. 27, 2001
6095442 Perforated drum in a stock preparation system for screening foreign matter from recycled paper Aug. 1, 2000
6083350 System for treatment of waste paper having a pulping drum and a perforated sorting area Jul. 4, 2000
6029918 Kitchen waste composter Feb. 29, 2000
6000640 Process and device for the decomposition of fibrous materials Dec. 14, 1999
6000645 Axial flow, bi-rotor concrete reclaimer Dec. 14, 1999
5875979 Green waste processor Mar. 2, 1999
5826807 Method and apparatus for comminuting of solid particles Oct. 27, 1998
5779527 Stone bevelling machine Jul. 14, 1998
5772133 Fragment recirculating shredder Jun. 30, 1998
5735472 Rotating drum comprising screening and mashing chambers for separating paper fibers and contaminants Apr. 7, 1998
5683041 Lamp processing machine Nov. 4, 1997
5660340 Rotary de-icer Aug. 26, 1997
5624077 Concrete cyclone reclaimer Apr. 29, 1997
5613902 Sand reclaimer Mar. 25, 1997
5540395 Concrete cyclone reclaimer Jul. 30, 1996
5437414 Recirculating shredder Aug. 1, 1995
5312051 Fresh wet concrete reclaimer May. 17, 1994
5267603 Sand reclaiming drum with media recycler Dec. 7, 1993
5248042 Resilient wire-wrapped, and adjustably tensioned screen drum with drum overload-preventing feedback control Sep. 28, 1993
5158239 Dispersing process and stirred ball mill for carrying out this process Oct. 27, 1992
5118043 Method and apparatus for autogenous comminution primarily of overcompetent, heterogeneous mineral material Jun. 2, 1992
5108584 Apparatus for extrating heavy metals from ore Apr. 28, 1992
5095968 Rotary media drum with cooling component Mar. 17, 1992
5094715 Arrangement for removing thread-like impurities from a defiberizing drum Mar. 10, 1992
5062601 Mill screen apparatus Nov. 5, 1991
5016827 Sand reclaiming drum May. 21, 1991
4995561 Ground sand maker Feb. 26, 1991
4892258 Comminuter for solid material Jan. 9, 1990
4726531 Mechanism for the comminution of grinding of brittle grinding stock Feb. 23, 1988
4720050 Comminutor-pump assembly Jan. 19, 1988
4687146 Apparatus for fiberizing and screening of fibrous materials Aug. 18, 1987
4684070 Shredded tire oversize scrap return elevator Aug. 4, 1987
4538767 Apparatus for recovering paper-making fiber from contaminated waste paper products Sep. 3, 1985
4441659 Arrangement in drum mills Apr. 10, 1984
4382559 Defibrator May. 10, 1983
4378036 Woodmaster Mar. 29, 1983
4345720 Apparatus for the treatment of solid, granular and/or lumpy materials Aug. 24, 1982
4192469 Spring roll mill Mar. 11, 1980
4162046 Horizontal-axle grinder with rotatable sieve Jul. 24, 1979
4140281 Separation of dirt and bark from wood chips Feb. 20, 1979
4134556 Tire shredder Jan. 16, 1979
4117981 Stirring mill Oct. 3, 1978

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