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| Number | Title | Issue Date |
| 8083070 | Screening device for sieving granular material In a screening device for sorting granular material with at least one rotatable rod basket and a downstream fine material separator a cyclone-type eddy separator is attached with the smaller diameter of its housing cone in order to draw off the screening gas flow ch... | 12/27/2011 |
| 7900777 | Housing for a particulate material dedusting apparatus A compact housing for a dedusting apparatus utilizes a magnetic flux field to disrupt the static charge attracting dust particles to product particles, which along with fluidization and counter current airflow principles that are proven to dislodge dust particles fr... | 03/08/2011 |
| 7428971 | Method for sorting and recovering fine particle and apparatus for recovery The present invention provides a fine-particle sorting technique that uses optical pressure (optical force) and that can be applied in place of heretofore known cell sorting techniques; and a fine-particle recovering technique therefor. The fine-particle recovering ... | 09/30/2008 |
| 7413084 | Method and system for separating particulate matter The present invention is directed to a system and method for continuously or substantially continuously separating particulate matter based on particle size and/or density of the matter. The system includes a separation chamber having a bottom portion disposed withi... | 08/19/2008 |
| 7367456 | Air jig for separation of minerals from coal An improved air jig apparatus and method is disclosed in which a dry magnetic separator is used to separate paramagnetic and ferromagnetic minerals from the dust component of coal cleaned with the air jig. The cleaned product of the dry magnetic separator is combine... | 05/06/2008 |
| 7347333 | Ultra clean air separator system A system and process for separating high and low density materials by air flow. Mixed solid material is delivered into an entrance of a cascade separation chamber where it is allowed to free fall and tumble over inclined surfaces. A fan forces air through a “close... | 03/25/2008 |
| 7300007 | Circulating grinding plant comprising a mill and a sifter The aim of the invention is to create a compact circulating grinding plant comprising a product bed comminution roller mill or roller press and a sifter device, in which the problem of mechanically transporting the grinding product that is directed through the circu... | 11/27/2007 |
| 7300139 | Ink jet recording apparatus using charged fine particle-containing ink The ink jet recording apparatus includes an ink jet head that causes an electrostatic force to act on ink containing charged colored particles based on an image signal to eject an ink droplet on a recording medium, an ink supply unit that supplies the ink to the ink... | 11/27/2007 |
| 7267233 | In-line classifier for powdered products A classifier for classifying particulates entrained in a flowing stream of gas is configured such that a change of direction of gas flow causes particles to impinge upon a target, heavier particles being trapped in a downwardly extending fluidized trap. The classifi... | 09/11/2007 |
| 7237679 | Process for sizing particles and producing particles separated into size distributions A process for separating particles of different sizes comprising projecting a stream of particles into a fluid medium; allowing the particles to develop differing trajectories in the fluid medium; providing at least two separate collection areas for different averag... | 07/03/2007 |
| 7225931 | Filter device The present invention relates to a filter device, especially for a fluidised bed system and particularly for use in the pharmaceutical industry, for separating particles larger than a separating grain from an amount of particles in a fluid flow. The filter device in... | 06/05/2007 |
| 7140565 | Industrial scrap collector A scrap collector is comprised of a separator, a ventilating device, a chipping collecting container, a collecting bag, and a communicating pipe. The separator includes an air chamber, an inlet communicating with the air chamber, and a bottom hole communicating with... | 11/28/2006 |
| 7118054 | Pressure differential material transport and disposal system A pressure differential material transport system to transfer materials with an airflow to a sewer system. Embodiments of the pressure differential material transport system may be used for residential or industrial applications to dispose of materials to the sewer ... | 10/10/2006 |
| 7028844 | Dried lavender flower separator system and method An improved dried lavender processing apparatus and method comprises a multi-module system comprising a first de-stemmer unit that receives the dried lavender in bundles, separates the buds (corollas/calyxes) from the stems and leaves, collects the stems and leaves ... | 04/18/2006 |
| 7028847 | High efficiency two-stage dynamic classifier A two-stage dynamic classifier (30, 30′) for classifying a pulverized feed material (34, 34′, 38) entrained in an air flow (31) includes a vertically extending housing having a lower feed material inlet (18), an upper feed material outlet ( | 04/18/2006 |
| 6953517 | Plant for the treatment of residue In order to make it possible for an inhomogeneous residue generated in a pyrolysis plant to be separated continuously and in as fully graded a way as possible, specially selected components are combined with one anther in an advantageous configuration. An essential ... | 10/11/2005 |
| 6905029 | Cross-flow differential migration classifier A method, system, apparatus, and article of manufacture provide a cross-flow migration classifier capable of separating particles. The classifier provides a channel through which a sample, having one or more particles, passes in a first direction, wherein the channe... | 06/14/2005 |
| 6644478 | Separating wheel In a separating wheel for an air separator the radially outside ends of the separating wheel blades are tilted backwards in the direction of rotation of the separating wheel. In the area of the radially outside end of the separating wheel blades the front... | 11/11/2003 |
| 6631808 | Air classifier system for the separation of particles An air classifier with enhanced air flow which maybe used for the simultaneous recovery of two or more distinct grades of foundry quality sand from a single sand stream. The air classifier exhibits improved performance by drawing into the classification c... | 10/14/2003 |
| 6619484 | Filter device The present invention relates to a filter device, especially for a fluidized bed system and particularly for use in the pharmaceutical industry, for separating particles larger than a separating grain from an amount of particles in a fluid flow. The filte... | 09/16/2003 |
| 6398035 | Maximizer for gravity separators A gravity separator with improved efficiency comprising a gravity table with pins at the feed area and a flow channeler. The pins create space in the bed of material to be separated which increases stratification of the weight fractions. The flow channele... | 06/04/2002 |
| 6383263 | Device intended for mechanical separation of high-temperature sand present in a gas stream A process for separation of solid particles of wide grain size distribution present in a turbulent gas stream includes, first, removal of the coarser particles in a separation chamber (1) with a high efficiency, then removal, with a high efficiency, of th... | 05/07/2002 |
| 6318561 | Air classifier This invention relates to an air classifier for the separation of granular material into three fractions, whereby each individual fraction is very precisely separated in a single housing. The classifier incorporates motor-driven separator/classifying whee... | 11/20/2001 |
| 6283301 | Separation device and method of use A device and method for its use for separating particulate matter into fractional components. The device is characterized as being in the shape of a substantially vertical column having a feed port for feeding the particulate matter thereto. A top is prov... | 09/04/2001 |
| 6269955 | Air current classifying separator The object of the classifier of the present invention is to reduce the classification point for classifying powder. The classifier includes a classifying cover having a conical bottom surface, a classifying plate provided under the classifying cover and h... | 08/07/2001 |
| 6264038 | Method and apparatus for waste processing with multistage separation by air classification of light fractions from dried material To separate light organic fractions from waste which has undergone pretreatment consisting of precomminution, ferrous-metal separation, postcomminution, further ferrous-metal separation, drying and nonferrous-metal separation, multiple, preferably so-call... | 07/24/2001 |
| 6260708 | Method for air classification of toner The method for air classification of toner used to develop electrostatic images, whereby a toner product consisting of a powder with a wide particle size distribution is converted into a higher-quality toner product with a narrow particle size distributio... | 07/17/2001 |
| 6253923 | Apparatus for separating trash from lint cotton An apparatus including ductwork with an inlet duct having an inlet port for receiving a cotton/trash mix discharged by a cotton gin, a lint cotton outlet duct having a lint cotton outlet port for allowing lint cotton to exit therethrough, and a trash outl... | 07/03/2001 |
| 6213307 | Fluid-bed cleaner and grades sorter for particle form materials A first stage chamber has upwardly diverging walls so that an upward airstream has different air velocities at different heights in the chamber. When particles such as seeds are fed homogeneously along the chamber top length, they reach equilibrium at dif... | 04/10/2001 |
| 6186334 | Method of and apparatus for screening bulk material In a method of screening bulk material, a gas is conducted in counterflow to a direction of movement of bulk material for separating the bulk material into a fraction of coarse particles and a fraction of fine particles. In order to limit the amount of co... | 02/13/2001 |
| 6152310 | Powder supply system and powder supplying unit used in the system A powder supply system including a powder replenishment device as a powder source, a suction device and a plurality of powder supply units connected in series. Each of the powder supply units sprinkles powders toward an object mounted on each processing d... | 11/28/2000 |
| 6145666 | Cleansing contaminants from a heterogeneous material using a sorption agent There is described a process for cleansing contaminants, such as oil, PCB, PAH, heavy metals and the like, from a heterogeneous material, such as sand, gravel, earth, oil gravel, asphalt, drill borings ("kaks") and the like. More specifically the inventio... | 11/14/2000 |
| 6089378 | Device and process for separating impurities from textile fibers in pneumatic transport lines A device and process for separating impurities from textile fibers during horizontal pneumatic transport is provided. The device includes a hollow parallelepiped separator of rectangular cross-section for the passage of transport fluids, such as air, ther... | 07/18/2000 |
| 5984105 | Material classifying apparatus In order to separate two classifiable materials, a material classifying apparatus includes a vibratory conveyor for conveying a fluidizable material from a material to be separated therefrom from an inlet end through a material separation section to an ou... | 11/16/1999 |
| 5967333 | Separation apparatus and method for granular material An apparatus for separating a mixed granular material into granules of different specific gravities or ranges of specific gravity using a powered air flow is described. A divider plate is located below the air flow path within the apparatus to separate th... | 10/19/1999 |
| 5938046 | Air separation grader The invention relates to a grader which employs an air separation principle. The grader includes a rotor rotatably supported in a housing. The rotor includes a pair of rotor disks on its outer boundaries extending radially substantially to the housing. A ... | 08/17/1999 |
| 5938045 | Classifying device A classifying device including an upper, dispersing chamber for dispersing solid particles supplied thereto together with a carrier gas, and a lower, classifying chamber directly connected to a lower end of the dispersing chamber for centrifugally classif... | 08/17/1999 |
| 5927510 | Particle classification apparatus and processes thereof An apparatus for the classification of solid particulates entrained in a fluid, comprising: a housing provided with a feed inlet, a fine fraction outlet, and a coarse fraction outlet; and a classifier wheel having an upper and lower surface, and a plurali... | 07/27/1999 |
| 5915565 | Woodwaste processing system with contaminate separation A system for processing wastewood. The system may be mounted on a towable chassis. The wastewood is received at one end of the system and metal contaminants are removed from the wastewood. The wastewood is then separated according to size wherein a first ... | 06/29/1999 |
| 5878892 | Separating device for precipitating solid particles from the gas flow of a fluidized bed A separating device precipitates solid particles from a gas flow of a circulating fluidized-bed or CFB reactor, wherein the particles are carried along in the gas flow. A device is provided which influences the gas flow in such a way that centrifugal and ... | 03/09/1999 |
