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Class Information
Number: 241/14
Name: Solid material comminution or disintegration > Processes > Selective or differential comminution of mixed or bonded solids
Description: Processes in which solids comprising mixed or bonded materials of diverse character are subjected to such a step of comminution or disintegration that one of the mixed or bonded materials is reduced in size to a greater extent than another of the materials.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7312262 Methods and compositions for microsurfacing Dec. 25, 2007
7267291 Additive for increasing the density of an oil-based fluid and fluid comprising such additive Sep. 11, 2007
7124970 Method and apparatus for processing various materials Oct. 24, 2006
7115671 Process for recovering monomeric units of a nylon from whole carpet Oct. 3, 2006
6903142 System for sorting and processing a plurality of types of solid waste products for recycling Jun. 7, 2005
6713038 TiO2 compounds obtained from a high silica content ore Mar. 30, 2004
6691765 Products for the manufacture of molds and cores used in metal casting and a method for their manufacture and recycle from crushed rock Feb. 17, 2004
6578780 Method for disintegrating sewage sludge Jun. 17, 2003
6457404 Polished cereal processing apparatus Oct. 1, 2002
6338446 Method of removing a metallic coating layer from scrap metal pieces Jan. 15, 2002
6295794 Joint compound including recycled constituents and method and system for making the same Oct. 2, 2001
6258150 Process for the beneficiation of waste material and the product developed therefrom Jul. 10, 2001
6140463 Process for recycling and recovery of purified nylon polymer Oct. 31, 2000
5918819 Devices and methods for isolating seeds of vegetables and fruits and for releasing and separating same from coats Jul. 6, 1999
5855325 Method of separating glass from film in the recycling of laminated glass panes Jan. 5, 1999
5699724 Cleaning and sorting bulk material Dec. 23, 1997
5683040 Method for recycling waste from printed circuit board assemblies from electrical and electronic devices Nov. 4, 1997
5683044 Process-optimized hammer mill Nov. 4, 1997
5636800 Process and device for the disposal and recycling of lamps Jun. 10, 1997
5632863 Battery pyrolysis process May. 27, 1997
5593096 Method and apparatus for separating adhered paper from paper covered gypsum board Jan. 14, 1997
5577671 Method for manufacturing low bark content wood chips from whole-tree chips Nov. 26, 1996
5577672 Method and apparatus for disintegrating wallboard Nov. 26, 1996
5524837 Apparatus and method for processing glass containers Jun. 11, 1996
5518188 Method of recycling carpet forming components from waste carpet May. 21, 1996
5507440 Mixing method for material one of which is in packaged form Apr. 16, 1996
5482215 Method of reclaiming rubber from vehicle tires Jan. 9, 1996
5456738 Portable metal extraction machine and method of using Oct. 10, 1995
5429311 Process of recycling of disposable diapers and the machine components thereof Jul. 4, 1995
5429310 Method and arrangement for processing or reprocessing waste material accumulating in the production or processing of cigarettes Jul. 4, 1995
5429887 Process for treating AB.sub.5 nickel-metal hydride battery scrap Jul. 4, 1995
5427607 Process for the recovery of metallic iron from slags and other residues Jun. 27, 1995
5377917 Processing waste materials for anaerobic digestion of the biogenic-organic constituents Jan. 3, 1995
5375774 Tip separator and method of operation for fluorescent tube digester Dec. 27, 1994
5350121 Method for recycling glass Sep. 27, 1994
5322225 Process of recycling of disposable diapers and the machine components thereof Jun. 21, 1994
5314071 Glass sorter May. 24, 1994
5251828 Process and apparatus for reclaiming co-extruded car trim Oct. 12, 1993
5224655 Processes for selectively comminuting and purifying psyllium seed husk Jul. 6, 1993
5199652 Method for separating a mixture of two plastics with similar specific gravities Apr. 6, 1993
5118353 Moving screen apparatus and method for separation of sugarcane pith from rind Jun. 2, 1992
5115985 Method for the regenerative treatment of mainly clay-bound foundry old sand May. 26, 1992
5100064 Process for separating foods from the packaging Mar. 31, 1992
5100063 Recovery of components of waste plasterboard Mar. 31, 1992
5048760 Process for selectively comminuting and purifying psyllium seed husk Sep. 17, 1991
5042724 Fluorescent tube crusher with particulate separation and recovery Aug. 27, 1991
5035365 Thortveitite ore beneficiation process Jul. 30, 1991
5020732 Processes for dehusking psyllium seeds Jun. 4, 1991
4990244 Recycling the components of used single use human waste collecting and/or absorbing products Feb. 5, 1991
4988044 Steel can shredding/delabeling system and method Jan. 29, 1991

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