| Patents for B07B 4 - Separating solids from solids by subjecting their mixture to gas currents (2,793) |
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| 02/20/2002 | EP1180401A2 Screening device |
| 02/20/2002 | CN1336098A Intaking type blower used for combining threshing unit and separating unit |
| 02/19/2002 | US6347707 Sifting device for sifting granular material |
| 02/06/2002 | EP1177719A1 Sucking blower for combines with a rotary threshing and separation unit |
| 01/31/2002 | US20020011133 Furnace flue dust processing method |
| 01/23/2002 | EP1174194A1 Air density system with air recirculation and gyrating bar feeder |
| 01/10/2002 | WO2002002247A1 Apparatus and method for the separation of heterogeneous waste |
| 01/08/2002 | US6337295 Ceramic granule for molding ceramic product, process for producing or treating the same, ceramic molded product and process for producing the same |
| 01/02/2002 | EP1023120B1 Method and device for extracting rubber from gaseous phase polymerization |
| 12/27/2001 | WO2001098547A2 Method of processing zinc, cadmium and lead bearing furnace flue dust by heating in the presence of carbonaceous material |
| 12/26/2001 | CN2467206Y 电动风车 Electric windmill |
| 12/26/2001 | CN1076657C Method and equipment for re-processing mixed plastics |
| 12/20/2001 | DE10029217A1 Process for de-dusting of molding or core sand comprises pouring sand into sifting boiler, passing air through intermediate base, circulating, separating dust from sand charge, removing carrier air charged with dust and filtering out |
| 12/19/2001 | EP1163092A1 Pyrolysis process for reclaiming desirable materials from vehicle tires |
| 12/19/2001 | EP1163059A1 Particle size classifier |
| 12/12/2001 | CN2464457Y Fanning machine |
| 12/05/2001 | CA2310978A1 Method and apparatus for the processing of used tires and other materials |
| 11/30/2001 | CA2310169A1 Compost particle separation unit |
| 11/29/2001 | DE10024309A1 Verfahren und Vorrichtung zur trockenen Auftrennung von Sammelmüll mit Verpackungsabfällen Method and apparatus for dry separation of garbage collection with packaging waste |
| 11/28/2001 | EP1156892A1 Conical sifter and method for sifting bulk material which cannot be poured easily or at all |
| 11/28/2001 | EP0868226B1 Apparatus and method for waste recycling and conversion |
| 11/22/2001 | WO2001087567A1 Method and device for the dry separation of unsorted garbage that contains packaging waste |
| 11/20/2001 | US6318559 Air classifier with rotor comprising two independently controllable parallel flow paths |
| 11/07/2001 | EP0912310B1 Process and system for treatment of mixed plastic materials |
| 10/31/2001 | CN2456839Y Self suction type rice bran separator |
| 10/25/2001 | US20010032806 Birdseed mixture separator |
| 10/25/2001 | DE10018593A1 Circular mill has pressure roller in area beneath coarse material or grain output of sifter(s) or beneath roller mill to be pressed against material on inner cylindrical wall of transport ring |
| 10/18/2001 | DE10017529A1 Sifting machine for extracting dust from new plastic granules and/or reground plastic material has a valve allowing excess reground material to be removed during sifting |
| 10/09/2001 | US6298579 Fluidized-bed drying and classifying apparatus |
| 09/20/2001 | DE10010354A1 Shredded used printed paper for recycling is sorted in an air screening assembly into light and heavy fractions to improve the whiteness of the paper for deinking |
| 09/13/2001 | WO2001066852A1 Method and device for adjusting the whiteness degree of a bulk material consisting of comminuted paper fractions |
| 09/13/2001 | WO2001066270A1 Method and apparatus for processing eggshells |
| 09/13/2001 | US20010020597 Pneumatic separator having centrifugal action |
| 09/05/2001 | CN1311836A Method and device for sorting paper mixtures |
| 09/04/2001 | US6283301 Separation device and method of use |
| 09/04/2001 | US6283300 Feed distribution for low velocity air density separation |
| 08/15/2001 | CN2442763Y Combined cleaning stone separator |
| 08/14/2001 | US6273269 Air classifier with centrifugal action pneumatic separator having centrifugal action |
| 08/02/2001 | WO2000076294A3 Method and apparatus for harvesting crops |
| 08/02/2001 | DE10003911A1 Operating fine filter machine involves passing fluid, especially gas, through entire filter surface in alternating directions with defined range of ratio of fluid flow speeds in both directions |
| 07/24/2001 | US6264038 Method and apparatus for waste processing with multistage separation by air classification of light fractions from dried material |
| 07/18/2001 | EP1115910A1 Method and device for a dry cleansing plant for aluminium reduction furnaces exhaust gas |
| 07/18/2001 | CN2439337Y Machine for removing stone |
| 07/17/2001 | US6260712 Air separation of polysilicon |
| 07/12/2001 | WO2001049425A1 Apparatus for grading seeds |
| 07/04/2001 | CN1302323A Installation and method for treating remaining material from thermal waste disposal facility |
| 07/04/2001 | CN1302322A Installation for treating remaining material |
| 06/29/2001 | CA2293865A1 Plastics separator |
| 06/28/2001 | WO2001045849A1 Mill classifier |
| 06/28/2001 | DE19961837A1 Sifter mill, and especially rolling sifter mill, has guide vanes with flow-optimized form, and has vaned rotor in dynamic sieve section cylindrically constructed and has cylindrical rotor section with perpendicularly disposed vanes |
| 06/27/2001 | CN1300645A Separator of mill |
| 06/26/2001 | US6250471 Sorting apparatuses and sorting methods |
| 06/21/2001 | DE19960286A1 Separating method for mixture of materials of different density and sizes uses gas flow applied under pressure to moving material flow, creating heavy and light-weight fractions |
| 06/13/2001 | EP1105222A1 Device for separating mixtures of valuable substances |
| 06/13/2001 | DE19957993A1 Kegelsichter und Verfahren zum Sichten von eingeschränkt oder nicht rieselfähigem Schüttgut Cone separator and method for screening restricted or not pourable bulk material |
| 06/13/2001 | CN2434073Y Separator of rice mill |
| 06/07/2001 | WO2001039899A1 Conical sifter and method for sifting bulk material which cannot be poured easily or at all |
| 06/06/2001 | CN2433023Y Gravity separation device for garbage |
| 05/30/2001 | EP1102642A1 Material classifying apparatus |
| 05/30/2001 | CN2431976Y Self-feeding non-winding grain thrower |
| 05/23/2001 | EP1100992A1 Method and device for sorting paper mixtures |
| 05/09/2001 | CN2429270Y Vibration fine separator |
| 05/02/2001 | EP1094906A2 Grain cleaner |
| 05/01/2001 | CA2209381C Process and plant for processing mixed plastics |
| 04/25/2001 | CN2427282Y Fanning machine for grain |
| 04/24/2001 | US6221329 The production of carbon black through pyrolytic distillation of scrap tires. |
| 04/24/2001 | US6220446 Particle size classifier |
| 04/19/2001 | WO2001026445A1 Cross-flow fan with a closed suction element, and smooth flowing suction separation device |
| 04/19/2001 | CA2387422A1 Cross-flow fan with a closed suction element, and smooth flowing suction separation device |
| 04/18/2001 | CN1291920A Fluidized bed-carrying drying classifier |
| 04/12/2001 | DE19948725A1 Mahlanlage Grinding plant |
| 04/11/2001 | EP1090686A1 Milling plant |
| 04/10/2001 | US6213307 Fluid-bed cleaner and grades sorter for particle form materials |
| 04/05/2001 | WO2001022799A1 Rotary separation unit |
| 04/05/2001 | WO2001022797A1 Separation unit for grain harvesting |
| 04/04/2001 | EP1088044A1 Installation for treating remaining material |
| 04/04/2001 | EP1088043A1 Installation and method for preparing remaining material from a thermal waste disposal facility |
| 03/22/2001 | DE19944421A1 Sichtereinrichtung zur Sichtung von körnigem Gut Classifier for viewing granular material |
| 03/21/2001 | EP1084769A1 Classifier for sifting granular material |
| 03/20/2001 | US6202854 Air classifier for particulate material |
| 03/08/2001 | WO2001015822A1 Foreign matter eliminating device |
| 03/07/2001 | EP1079938A1 Method and apparatus for sorting of chips |
| 03/07/2001 | CN2422067Y Dust-removing polishing stone-removing specific gravity separator using air current |
| 03/07/2001 | CN2422066Y Electric windmill |
| 02/28/2001 | CN1062494C 筛选机 Screening |
| 02/21/2001 | EP1077036A1 Method and device for separating rod-shaped tobacco items from the surrouding wrapping material |
| 02/21/2001 | CN2420072Y Circulation wind combined cleaner |
| 02/21/2001 | CN1284464A Method and apparatus for separating bar tobacco product and packing material |
| 02/21/2001 | CN1284412A Vibrating air floating sieve |
| 02/15/2001 | DE19938706A1 Verfahren und Anordnung zum Trennen von stabförmigen Tabakartikeln von diese umgebendem Einschlagmaterial Method and apparatus for separating tobacco rod-shaped articles from these surrounding wrapping material |
| 02/13/2001 | US6186334 Method of and apparatus for screening bulk material |
| 02/08/2001 | DE4419153C2 Luftstrahlsieb mit integrierter Waage Air Jet Sieve with integrated scale |
| 02/07/2001 | CN2417941Y Starch winnowing-purifying apparatus |
| 02/07/2001 | CN1061568C Fluid-bed separator |
| 02/01/2001 | WO2001007670A1 Method for the preparation of fine grain ores |
| 02/01/2001 | DE19934960A1 Continuous separation of particulate solids mixtures by air jet blowing and sieving |
| 02/01/2001 | CA2378956A1 Method for the preparation of fine grain ores |
| 01/31/2001 | EP1072800A2 Suction device and separator using same |
| 01/23/2001 | CA2200902C Cereal separation apparatus |
| 01/17/2001 | CN2414851Y Winnowing thresher |