Class 209/716 - Including auxiliary fluid

Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Methods and apparatus provided with a secondary fluid to
No. of patents: 24
Last issue date: 06/27/2006

Number	Title	Issue Date
7066207	Flow development chamber A system and method for conveying flowable material through a conduit that creates a strong laminar flow of the material surrounded by a boundary layer flow of the same or a different flowable material, such that long transport distances through dramatic elevation a...	06/27/2006
6957740	Cyclone separator with central built-in element A cyclone separator (1) has a vertically extending housing (2) with an upper housing segment (3). A separator (6) with a separator wheel is located in the upper housing segment along with a carrier gas/product inlet (7), and a carr...	10/25/2005
6109119	Sample focusing device and method Sample focusing method and device for field-flow fractionation techniques that lead to improved detection, improved separation resolution, and a compressed sample plug while permitting a more straightforward quantitation of peaks and reliable large volume...	08/29/2000
5788083	Elbow/countercurrent classifier The invention proposes an elbow/countercurrent classifier by means of which a pneumatically introduced bulk-material stream can be separated into coarse fractions and fine materials. In order to increase the efficiency of the classifier as regards the sep...	08/04/1998
5749470	Installation for decontaminating a radioactively contaminated surface An installation for decontaminating a radioactively contaminated surface with a dry mechanical abrasive includes an extractor for suction extraction of an extraction gas together with an abrasive/dust mixture produced during blasting. A separator separate...	05/12/1998
5466384	Device and process for carrying out phase separation by filtration and centrifugation A device for separating a mixture comprised of at least a continuous phase I and at least a disperse phase II, one of the phases being a light phase and the other being a heavy phase, comprising canalization means for canalizing a current of the mixture a...	11/14/1995
5269949	Modified anti-suction cyclone separation method and apparatus The modified anti-suction air cyclone method and apparatus insulate the air core base as a most suction active part of the air core to prevent separated particles from being entrained from the cyclone walls into the inner vortex. Use of the air core bed c...	12/14/1993
5201422	Classifier for powdery material A classifier for powdery material has a cylindrical casing formed at an upper portion thereof with an inlet port for introducing the material to be classified into the casing in a tangential direction of an inner wall thereof. The casing has a conical por...	04/13/1993
4908049	Spherical cyclone Disclosed is a cyclone whose body has a form of a sphere. The spherical form of the cyclone causes the volume of the cyclone to be compact. Further, this allows the pressure loss in the body to be reduced with an advantage that the cyclone can be operated...	03/13/1990
4872973	Cyclone classifier In a cyclone classifier wherein the material to be processed is swirled in a tubular casing having a conical lower portion and classified, a cylindrical body is provided in the casing, so as to surround the lower end of a fluid outlet pipe and extends dow...	10/10/1989
4776950	Classifier A classifier has a rotor, driven by a motor, mounted between two opposed walls of a housing. The housing also has a curved wall which extends between the walls and around the rotor to define therewith an annular zone. A fluid and finer particles outlet op...	10/11/1988
4743363	Classifying cyclone A classifying cyclone efficient at removing very fine particles. In preferred embodiments, the cyclone employs an annular bevel ring positioned along the interior wall to redirect separated particles from the wall back into the path of classifying air. A ...	05/10/1988
4713096	Apparatus for separating granular solids from carrying gas An apparatus for separating granular solids from the carrying gas thereof by the use of a swirl stream of a mixture gas in a certain chamber, characterized in that: in addition to said mixture gas to be separated in its treatment, another gas is separatel...	12/15/1987
4526678	Apparatus and method for separating large from small particles suspended in a gas stream The present invention is directed to apparatus and a process for separating large from small particles suspended in a moving stream of gas by centrifugal forces which in a preferred embodiment includes sifting of large particles in a stream of gas to stri...	07/02/1985
4313910	Separation of gases from particle streams An apparatus for separating a carrier gas from a particle stream is disclosed which comprises deflecting said particle stream about a curved surface to compact the stream and separate therefrom a major proportion of said carrier gas, and introducing a sub...	02/02/1982
4292172	Apparatus for classifying particles An apparatus for classifying particles into fine particles and coarse particles by a classification standard particle size which is determined by selecting a rotational frequency of a classifying rotor. The rotational frequency is derived from an equation...	09/29/1981
4257786	Cyclone separator Cyclone separator for separating solid particles from particle laden gas having an outlet pipe assembly which includes a pair of co-axial outlet pipes radially spaced apart from each other to form an annular passage therebetween. A plurality of accelerati...	03/24/1981
4251243	Induction cyclonic separator An induction type cyclonic separator particularly adapted for handling adherent or sticky materials, comprises downwardly converging lower frustoconical body means having a larger diameter upper circumferential edge and a smaller diameter lower circumfere...	02/17/1981
4212653	Process and apparatus for separating particulate matter from gaseous media A process for separating particulate matter from a contaminated gaseous medium includes employing a swirling substantially contaminant-free gaseous medium between a zone for introducing the contaminated medium into a cyclonic separator zone and a product ...	07/15/1980
4211641	Circulating air classifier or separator Circulating air classifier having a separator chamber containing an impeller rotatable about a vertical axis, and a funnel-shaped pre-separator disposed underneath and in open communication with the separator chamber. A blower forces air through a conduit...	07/08/1980
4171960	Gas-purifying device A gas-purifying device capable of removing solid and/or gaseous components from a flowing gas. The device includes a cyclone for receiving the gas and removing therefrom relatively coarse solid components, this cyclone having a tubular discharge having at...	10/23/1979
4149861	Cyclone separator A cyclone separator comprising a separating tower defining a separating chamber having a gas inlet at the upper portion for introducing gaseous fluid having particles suspended therein with a tangential velocity component, and outlet pipe means co-axially...	04/17/1979
4055486	Method and apparatus for handling solid fluidized particles A source of fluid and entrained particles including fines is connected to the entrance of a cyclone particle separator lying above a particle storage vessel that has an outlet near its bottom. The particle separator has a particle exit connected to the st...	10/25/1977
4005998	Separation process Particulate solids are separated from their admixture with gases or vaporized liquids by passage through a specially designed cyclone separator wherein the solids are passed down the separator to a plate modified with a circumferential groove leading to a...	02/01/1977

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Class 209/716 - Including auxiliary fluid