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Class Information
Number: 241/89.3
Name: Solid material comminution or disintegration > Apparatus > Comminuting surface provided with openings to permit discharge of material > Cooperates with moving comminuting surface or member > Cooperates with rotary comminuting member > Stationary concave surface
Description: Apparatus wherein the stationary comminuting surface is an interior curved surface.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7455252 |
Powder particle disintegrating and sizing apparatus |
Nov. 25, 2008 |
| 7246763 |
Comminution apparatus |
Jul. 24, 2007 |
| 7240864 |
Helical cutting |
Jul. 10, 2007 |
| 7125221 |
Centrifugal pump improvements |
Oct. 24, 2006 |
| 7124969 |
Cutting device for reducing waste material |
Oct. 24, 2006 |
| 7108210 |
Comminuting machine |
Sep. 19, 2006 |
| 6655615 |
Device for mincing organic substances |
Dec. 2, 2003 |
| 6629653 |
Process and device for the separation of viscoplastic materials such as plastics from materials such as paper which can be defibrated by mechanical action |
Oct. 7, 2003 |
| 6431479 |
Rotary granular material cutters |
Aug. 13, 2002 |
| 6412714 |
Apparatus for mixing, grinding, dispersing or emulsifying |
Jul. 2, 2002 |
| 6193179 |
Machine for milling cereals, in particular rice |
Feb. 27, 2001 |
| 6000840 |
Rotors and stators for mixers and emulsifiers |
Dec. 14, 1999 |
| 5904306 |
Slow speed hammermill for size reduction of wood chips |
May. 18, 1999 |
| 5842653 |
Slow speed hammermill for size reduction of wood chips |
Dec. 1, 1998 |
| 5687921 |
Reducing apparatus |
Nov. 18, 1997 |
| 5558281 |
Recycling and solid material conversion apparatus |
Sep. 24, 1996 |
| 5443213 |
Screen apparatus for paper making |
Aug. 22, 1995 |
| 5326038 |
Beating apparatus for fiber suspensions |
Jul. 5, 1994 |
| 5211343 |
Cereal grain milling system with disc mill and improved bran removal machine |
May. 18, 1993 |
| 5203515 |
Apparatus for the continuous kinematic high frequency treatment of a substance and method for the manufacture of said device |
Apr. 20, 1993 |
| 5199653 |
Discharge assembly for chipper/shredder |
Apr. 6, 1993 |
| RE33752 |
Apparatus for the separation of mixtures of materials of different consistencies such as meat and bone |
Nov. 26, 1991 |
| 5050809 |
Flavored shaved cube ice machine |
Sep. 24, 1991 |
| 4972888 |
Blade-carrying drum assembly for chip slicing machines |
Nov. 27, 1990 |
| 4971260 |
Clay crushing machine |
Nov. 20, 1990 |
| 4958775 |
Grate knife for use with winged cutting knife for producing wood chips or flakes |
Sep. 25, 1990 |
| 4955549 |
Apparatus for treatment of fibre suspensions |
Sep. 11, 1990 |
| 4860960 |
Mixing apparatus containing a mixer and a pulveriser |
Aug. 29, 1989 |
| 4858834 |
Chip slicer improvement |
Aug. 22, 1989 |
| 4852814 |
Apparatus for grinding and straining food products, such as fruits or vegetables |
Aug. 1, 1989 |
| 4836457 |
Screen for comminuting machines |
Jun. 6, 1989 |
| 4824027 |
Meat separating means and method |
Apr. 25, 1989 |
| 4802631 |
Winged cutting knife for producing wood chips or flakes |
Feb. 7, 1989 |
| 4664317 |
Comminuter apparatus |
May. 12, 1987 |
| 4638954 |
Apparatus for the separation of mixtures of materials of different consistencies such as meat and bone |
Jan. 27, 1987 |
| 4621774 |
Pulverizer for cremated remains |
Nov. 11, 1986 |
| 4555064 |
Pebble-stone crushing device for use in excavator for laying pipelines underground |
Nov. 26, 1985 |
| 4505434 |
Forage harvester recutter screen |
Mar. 19, 1985 |
| 4489896 |
Processing apparatus for solid urban refuse and plastic bags filled with same |
Dec. 25, 1984 |
| 4383652 |
Shredbar apparatus |
May. 17, 1983 |
| 4226375 |
Reduction mill |
Oct. 7, 1980 |
| 4203556 |
Grinding device |
May. 20, 1980 |
| 4187993 |
Food grinder |
Feb. 12, 1980 |
| 4186889 |
Forage harvester recutter screen |
Feb. 5, 1980 |
| 4093127 |
Disintegrator and separator apparatus |
Jun. 6, 1978 |
| 4084753 |
Apparatus for the preparation of insulating material |
Apr. 18, 1978 |
| 4015783 |
Reversible grate bar and support for crushers |
Apr. 5, 1977 |
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