| Patents for B07B 7 - Selective separation of solid materials carried by, or dispersed in, gas currents (3,808) |
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| 12/05/2002 | US20020178697 Grill assembly of a cyclone dust-collecting apparatus for a vacuum cleaner |
| 12/05/2002 | DE10126645A1 Eddy cascade, for the dispersion and sifting of materials into fine and coarse fraction, has eddy zones in the air shaft housing with gas inflow openings, to give a dispersion before the sifting stage(s) |
| 12/04/2002 | CN2523523Y Eddy airstream separator |
| 11/27/2002 | EP1105222B1 Device for separating mixtures of valuable substances |
| 11/21/2002 | DE10122644A1 Sichter Classifier |
| 11/20/2002 | CN2520951Y Fanning coal cleaning machine |
| 11/14/2002 | WO2002090004A1 Separator |
| 11/07/2002 | US20020162773 Impactor with cooled impaction plate and method for classifying and collecting aerosols using the same |
| 11/06/2002 | CN1377741A Sectioned extracting method and device for fly ash micro and nano particles |
| 10/17/2002 | US20020151336 Method and apparatus for harvesting crops |
| 10/17/2002 | US20020151335 Method and apparatus for harvesting crops wherein crops are cleaned at remote site |
| 10/16/2002 | CN2516275Y Grading double separation machine for moving stone using gravity |
| 10/15/2002 | WO2001081016A1 Method for separating material to be separated using a centrifugal air separator |
| 10/15/2002 | CA2405990A1 Method for separating material to be separated using a centrifugal air separator |
| 10/10/2002 | US20020147038 Method and apparatus for harvesting crops |
| 10/09/2002 | CN2514940Y Full circle airflow sieve |
| 10/09/2002 | CN2514939Y Multilayer composite coal separating machine by dry method |
| 10/09/2002 | CN2514938Y Airflow screening machine for powder material |
| 10/09/2002 | CN2514937Y Airflow screening machine for powder material |
| 10/09/2002 | CN2514936Y Wind screen type seed sorting machine |
| 09/25/2002 | CN2512525Y Reutilizing and processing device for waste household electric appliance |
| 09/25/2002 | CN2512519Y Impurity removing air sieving combined machine |
| 09/24/2002 | US6454098 Mechanical-pneumatic device to meter, condition, and classify chaffy seed |
| 09/19/2002 | WO2002072456A1 A method and device for separating fractions in a material flow |
| 09/19/2002 | CA2440227A1 A method and device for separating fractions in a material flow |
| 09/18/2002 | EP1239966A1 Mill classifier |
| 09/18/2002 | CN2511404Y Small grain and chaff separator |
| 09/18/2002 | CN2511403Y Unitary dust collecting and powder separating apparatus |
| 09/11/2002 | CN1368900A Method and device for drying, separating, classifying and decomposing recoverable waste products |
| 09/04/2002 | CN1367644A Method and apparatus for harvesting crops |
| 08/29/2002 | WO2002066347A1 Screening element for pneumatic particle transport systems |
| 08/28/2002 | CN2507574Y Three-D vertical sleeve centrifugal screen |
| 08/28/2002 | CN2507573Y Automatic cleaning device for grain harvesting |
| 08/28/2002 | CN2507572Y Unpolished rice finishing machine |
| 08/22/2002 | WO2002064256A1 Closed air force type grain sorting mechanism |
| 08/22/2002 | US20020114673 Pre-screening element for pneumatic particle transport systems |
| 08/21/2002 | CN2506361Y Gravity seed sorting machine |
| 08/21/2002 | CN1364664A Sizing screen |
| 07/31/2002 | CN1360978A Renewable resources treatment apparatus for waste electric appliances |
| 07/25/2002 | DE10103197A1 Clear view window for machine tools and monitors has ultrasound source whose force spins off particles |
| 07/24/2002 | EP1223796A1 Rotary threshing and separation unit |
| 07/24/2002 | CN2501597Y Pneumatic bag breaking sorting machine for garbage disposal |
| 07/24/2002 | CN1360514A Filter device |
| 07/23/2002 | US6422937 Method and apparatus for harvesting crops wherein crops are cleaned at a remote site |
| 07/17/2002 | CN1358578A Powder separator |
| 07/10/2002 | CN2499141Y Compound dry separator |
| 07/03/2002 | EP1219353A1 Grinding and classifying method for cereals and grinding and classifying machine for cereals |
| 07/03/2002 | CN2497889Y Centrifugal airstream powder screener |
| 07/03/2002 | CN2497888Y Cereal separating apparatus |
| 06/26/2002 | EP1102636B1 Method for operating the air circuit and conveying stock flow in the casing of a hammer mill |
| 06/19/2002 | EP1214155A1 Method and air separator for classifying charging material reduced in size |
| 06/12/2002 | CN2494713Y Coal grinding dynamic separator |
| 06/12/2002 | CN2494712Y Micropowder airflow separator |
| 06/06/2002 | DE10055360A1 Verfahren zur Vergasung von flüssigen bis pastösen organischen Stoffen und Stoffgemischen A process for gasification of liquid to pasty organic substances and mixtures |
| 06/05/2002 | CN2494241Y Seed processor with wheels |
| 05/28/2002 | US6394280 Device for separating mixtures of valuable substances |
| 05/22/2002 | EP0935502B1 Air classification of animal by-products |
| 05/22/2002 | CN2492323Y Grain separating machine |
| 05/16/2002 | WO2002038706A1 Method for the gasification of liquid to pasty organic substances and substance mixtures |
| 05/16/2002 | WO2002038290A1 Inline shifter |
| 05/16/2002 | CA2428944A1 Method for the gasification of liquid to pasty organic substances and substance mixtures |
| 05/15/2002 | EP1204773A1 Method for the preparation of fine grain ores |
| 05/15/2002 | EP1204466A2 Method and device for drying, separating, classifying and decomposing recoverable waste products |
| 05/15/2002 | EP1204452A1 Filter device |
| 05/15/2002 | CN2491136Y Clearing stones machine |
| 05/08/2002 | CN2489885Y Radial, axial combined coarse powder separater |
| 05/08/2002 | CN2489884Y Static powder separating machine |
| 05/07/2002 | US6383263 Separation of solid particles fro turbulent high teperature gas streams |
| 04/17/2002 | EP0850110B1 Air separator and a single-rotor separator ball mill with such an air separator |
| 04/17/2002 | CN2486229Y Blast type powder dressing machine |
| 04/16/2002 | US6371126 Tobacco recovery system |
| 04/16/2002 | US6371125 Apparatus for transferring filter rods containing pulverulent, granular and analogous ingredients |
| 04/04/2002 | WO2002026405A1 Air separator |
| 04/04/2002 | DE10044104A1 Verfahren zur Windsichtung, Rotor für einen Windsichter zur Durchführung des Verfahrens und Windsichter zur Durchführung des Verfahrens Process for the air classification, rotor for an air classifier for performing the method and air classifier for performing the method |
| 04/04/2002 | DE10044102A1 Separator rotor for air separator has fine material outlet with diameter larger than circle defined by inner edges of rotor blades |
| 04/03/2002 | EP1193000A2 Article and apparatus for particulate separation |
| 03/27/2002 | CN2483109Y Dry type separation equipment for very large bulk volume powder |
| 03/26/2002 | CA2199834C Open air density separator |
| 03/21/2002 | US20020033357 Separating wheel |
| 03/20/2002 | CN2482460Y Rotor for powder separator |
| 03/20/2002 | CN2482459Y Eddy current breaking-up device for horizontal eddy current powder separator |
| 03/20/2002 | CN2482458Y Powder separator rotor special vanes |
| 03/14/2002 | WO2002021104A1 Impactor |
| 03/13/2002 | CN2481425Y Strap negative pressure gravity fine selection machine feeding zone bench structure |
| 03/07/2002 | DE10045160A1 Multi-functional device used for grinding, classifying, mixing and/or de-agglomerating comprises multiple component housing made up of classifying head with classifying wheel, flow chamber and conical discharge |
| 03/06/2002 | EP1184090A1 Classifying rotor |
| 03/06/2002 | EP1182921A2 Method and apparatus for harvesting crops |
| 02/28/2002 | DE10040293A1 Air sifter, to separate a material flow into at least two fractions, has a tangential air entry to give an air flow around the coarse fraction cylinder with an upward movement for an even action on the rotor mantle surface |
| 02/27/2002 | CN2478698Y Dry alfalfa leaves and stems separating device |
| 02/27/2002 | CN2478697Y Device for removing dust in particulate material using hot air |
| 02/21/2002 | US20020021987 Changing velocity of dispersion powder; cylindrical housing |
| 02/20/2002 | EP1180401A2 Screening device |
| 02/19/2002 | US6347707 Sifting device for sifting granular material |
| 02/13/2002 | CN2476356Y Ultramicro separator |
| 02/07/2002 | US20020014157 Separation device for unburned carbon in fly ash and separation method |
| 02/06/2002 | CN2475481Y Magnetic stabilizing fluidized bed selective separation |
| 01/22/2002 | US6340125 Apparatus for breaking chips and system for treating chips |
| 01/03/2002 | DE10030705A1 Zyklonsichter mit zentralen Einbau Cyclone separator with central mounting |
| 01/02/2002 | EP1166874A1 Separation device for unburned carbon in fly ash and separation method. |
| 01/02/2002 | CN2468612Y Axial coarse powder separator |