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Class Information
Number: 209/12.1
Name: Classifying, separating, and assorting solids > Plural, diverse separating operations
Description: Methods and apparatus involving combinations of different, distinct types of separation operations.










Sub-classes under this class:

Class Number Class Name Patents
209/17 Aqueous suspension and sifting 324
209/18 Aqueous suspension and stratifying 76
209/13 Aqueous suspension, sifting, and stratifying 38
209/21 Gaseous suspension and sifting 30
209/20 Gaseous suspension and stratifying 37
209/19 Gaseous suspension, sifting, and stratifying 21
209/12.2 Including electrostatic 58
209/44.1 Including sorting of special items or sorting by methods or apparatus includible in subclasses 509 through 707 63
209/39 Magnetic and fluid suspension 202
209/38 Magnetic and sifting 135
209/40 Magnetic and stratifying 40
209/42 Mercurial adhesion or suspension and sifting 3
209/43 Mercurial adhesion or suspension and stratifying 2
209/14 Mercurial adhesion, sifting, and stratifying 3
209/41 Mercurial suspension and mercurial adhesion 2
209/15 Mercurial suspension or adhesion and fluid suspension 2
209/44 Sifting and stratifying 99


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8701896 Hydroclone based fluid filtration system Apr. 22, 2014
8646612 Method of forming metal oxide nano-powders Feb. 11, 2014
8623929 Method and equipment for conditioning low-metal plastic scrap Jan. 7, 2014
8517177 Systems and methods for recovering materials from soil Aug. 27, 2013
8489230 Recirculating sorting system Jul. 16, 2013
8470245 Plastic reprocessing with controlled decontamination Jun. 25, 2013
8469196 Method and apparatus for separating metal values Jun. 25, 2013
8459464 Apparatus and method for sedimentation field-flow fractionation Jun. 11, 2013
8459466 Systems and methods for optimizing a single-stream materials recovery facility Jun. 11, 2013
8398861 Separation method Mar. 19, 2013
8399529 Method of homogenization and, optionally, analysis for processing moist noble metal-containing recycling materials with an unknown noble metal content Mar. 19, 2013
8389585 Slurry reactor fines segregation and removal Mar. 5, 2013
8381914 Method for recovering silicon from sawing waste Feb. 26, 2013
8360242 Wire recovery system Jan. 29, 2013
8360245 Equipment and method for flotating and classifying mineral slurry Jan. 29, 2013
8348065 Separation apparatus for separating mud from water Jan. 8, 2013
8307986 Material separator for delivery systems Nov. 13, 2012
8304457 Plastic reprocessing with controlled decontamination Nov. 6, 2012
8252179 Solid-liquid separator Aug. 28, 2012
8252187 Particle separator Aug. 28, 2012
8222305 Process for producing liquid and gaseous products from gaseous reactants Jul. 17, 2012
8201692 Materials separation module Jun. 19, 2012
8201697 Hydroclone based fluid filtration system Jun. 19, 2012
8187470 Enhancing sedimentation performance of clarifiers/thickeners May. 29, 2012
8182684 Hydrocyclone separator May. 22, 2012
8127933 Systems and methods for sorting recyclables at a material recovery facility Mar. 6, 2012
8106103 Method for processing and analyzing contaminated mixed waste plastics to produce reformulated, blended feed materials having a desired color Jan. 31, 2012
8097051 Separator for liquids, in particular condensate, from liquid-loaded compressed gases Jan. 17, 2012
8051985 Method of removing unburned carbon from coal ash Nov. 8, 2011
8042691 Heavy particle separation Oct. 25, 2011
7973258 High-tension electrostatic separator lifting electrode Jul. 5, 2011
7938271 Method for preparing powdered still slops, resulting material and facility for preparing such powdered still slops May. 10, 2011
7923039 Biopolymer extraction from plant materials Apr. 12, 2011
7918343 Systems and methods for glass recycling at a beneficiator Apr. 5, 2011
RE42249 Nanostructured separation and analysis devices for biological membranes Mar. 29, 2011
7896169 Hydroclone based fluid filtration system Mar. 1, 2011
7877157 Evaluation support apparatus and method for evaluation of recyclability/environmental load Jan. 25, 2011
7802685 Multistep separation of plastics Sep. 28, 2010
7736501 System and process for concentrating hydrocarbons in a bitumen feed Jun. 15, 2010
7726491 Bituminous froth hydrocarbon cyclone Jun. 1, 2010
7726493 Method for the separation of non-ferrous metal containing particles from a particle stream Jun. 1, 2010
7632416 Hydroclone based fluid filtration system Dec. 15, 2009
7618601 Process for enrichment of anatase mechanical concentrates in order to obtain synthetic rutile with low contents of rare earth and radioactive elements Nov. 17, 2009
7591376 Methods for fractionating a machining suspension using destabilization and separation steps Sep. 22, 2009
7556715 Bituminous froth inline steam injection processing Jul. 7, 2009
7553793 Method and system for recovering catalyst for fuel cell Jun. 30, 2009
7523570 Vacuum truck solids handling apparatus Apr. 28, 2009
7469846 Wet-mechanical treatment of mixed waste Dec. 30, 2008
7438189 Bituminous froth inclined plate separator and hydrocarbon cyclone treatment process Oct. 21, 2008
7438807 Bituminous froth inclined plate separator and hydrocarbon cyclone treatment process Oct. 21, 2008

1 2 3 4










 
 
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