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Class Information
Number: 209/751
Name: Classifying, separating, and assorting solids >

Sub-classes under this class:

Class Number Class Name Patents
209/ Magnetic 0
209/1 Miscellaneous 133
209/10 Treatment subsequent 203
209/11 With heat treatment 262
209/12.1 Plural, diverse separating operations 164
209/127.1 Electrostatic 134
209/132 Fluid suspension 26
209/2 Special applications 179
209/233 Sifting 39
209/3 Precedent preparation of items or materials to facilitate separation 376
209/422 Stratifiers 16
209/45 Adhesion 22
209/509 Sorting special items, and certain methods and apparatus (e.g., pocket type and light responsive sorting, etc.) for sorting any items 65
209/900 Sorting flat-type mail 545
209/901 Froth flotation; copper 5
209/902 Froth flotation; phosphate 11
209/903 Feeder conveyor having opposed grippers 21
209/904 Feeder conveyor holding item by magnetic attraction 7
209/905 Feeder conveyor holding item by suction 45
209/906 Pneumatic or liquid stream feeding item 89
209/907 Magnetic feeder 4
209/908 Item fed by free fall 22
209/909 Item holding feed magazine insertable in sorting apparatus 16
209/910 Feed hopper 27
209/911 Feed means supporting or guiding item moving under influence of gravity 47
209/912 Endless feed conveyor with means for holding each item individually 109
209/913 Screw feed conveyor 19
209/914 Diverse sequential feeding steps 33
209/915 Centrifugal feeder 8
209/916 Reciprocating pusher feeding item 22
209/917 Endless belt pusher feeding item 24
209/918 Swinging or rotating pusher feeding item 16
209/919 Rotary feed conveyor 69
209/920 Vibratory feed conveyor 57
209/921 Reciprocating or oscillating feed conveyor 15
209/922 Miscellaneous feed conveyors 33
209/923 Feed through including at least one endless conveyor 23
209/924 Gravity conveyor moving item from separating station 21
209/925 Driven or fluid conveyor moving item from separating station 35
209/926 Silverware sorter 27
209/927 Cop sorter 47
209/928 Container closure sorter 16
209/929 Fastener sorter 21
209/930 Municipal solid waste sorting 258
209/931 Materials of construction 35
209/932 Fluid applied to items 64
209/933 Accumulation receiving separated items 80
209/934 Moving items to sorting means in spaced relation lengthwise of feed path 36
209/935 Ambulant 28
209/936 Plural items tested as group 31
209/937 Laundry sorting 42
209/938 Illuminating means facilitating visual inspection 62
209/939 Video scanning 141
209/940 Noncondition-responsive sorting by contour 30
209/941 Item carrying bridge raisable to expose discharge opening 11
209/942 Operator selects destination of item 78

Patents under this class:

Patent Number Title Of Patent Date Issued

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