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Class 55/444 - Deflectors in alternate rows aligned (i.e., staggered)


Subclass of Class 55 - Gas separation
Definition: Apparatus comprising at least three linear arrangements
No. of patents: 106
Last issue date: 03/15/2011


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NumberTitleIssue Date
7905937Two-stage mist eliminator and method
A two-stage blade-type mist eliminator is provided. In general, both stages include a plurality of impingement blades arranged to form a vaulted or inverted V-shaped profile. The first stage defines a larger included angle than the second stage. Advantageously, the ...
03/15/2011
7377954Performance air filtration cartridge
An air filtration cartridge has annular filter media having a hollow interior and extending axially between first and second distally opposite end caps. The first end cap is an outlet end cap having flow straightening structure integrally formed therewith and spanni...
05/27/2008
7338552Process and device for separating oil and volatile organic components from pressurized gases of a compression system
A process and device for separating oil and volatile organic components from pressurized gases of a compression system in which, before oxidation-catalytic separation, a physical separation is performed to protect the oxidation-catalytic separator against a large am...
03/04/2008
7166140High capture efficiency baffle
A baffle is disclosed which comprises a plurality of substantially S-shaped baffle members and a frame configured to hold the baffle members substantially parallel to each other. The baffle is configured to separate one or more entrained substances from an air strea...
01/23/2007
7137622De-entrainment of liquid particles from gas
A multi-tray distillation unit having a separator for de-entraining liquid particles which are picked up by an upwardly flowing gaseous stream which is flowing countercurrent to a descending liquid flow in the unit. The separator which is placed above the contact pl...
11/21/2006
7041159Separation apparatus
A separation cartridge is disclosed which comprises a first separation medium, a second separation medium, and a frame. The second separation medium is positioned adjacent to the first separation medium. The frame is configured to hold the first and second separatio...
05/09/2006
7004988Gas-liquid separator
A gas-liquid separator having two or more vertically spaced rows of parallel horizontally spaced upwardly facing gutters, the gutters having an upwardly extending gutter wall, wherein the upper end of the gutter wall is provided with a U-turn deflector. ...
02/28/2006
6959698Fuel treating canister
A canister for treating evaporated fuel includes a casing which is provided with a fuel vapor inlet, a purge port and a port communicating with atmosphere and in which an adsorbent is accommodated, an air passage disposed inside the casing so as to communicate with ...
11/01/2005
6929670Sand separating apparatus for a thermal sand removal oven
An apparatus for the separation of sand from an air stream in a thermal sand removal oven is disclosed. The preferred embodiment of the apparatus comprises a plurality of members comprising two planar members joined to form ā€œVā€ shaped members. The vertex of the ...
08/16/2005
6878175Grease filter
A grease filter made from metal, in particular, for use in commercial kitchens and in household vapor extractor hoods has impact filter elements with a first row of elongate profiles disposed at distances from one another and with a second row of profiles disposed a...
04/12/2005
6869459Impact type particle separator made of mutually inverted U-shaped elements
Apparatus for separating solids from flue gas in a circulating fluidized bed (CFB) boiler comprises plural vertical, impact type particle separators made of a plurality of hung elements which are supported from at least one cooled support tube. The plurality of hung...
03/22/2005
6863703Compact footprint CFB with mechanical dust collector
A circulating fluidized bed (CFB) unit utilizing a mechanical dust collector located in a vertical flue above at least one heat exchange surface, and at least partially underneath the floor of a non-vertical flue, includes a plurality of individual collection elemen...
03/08/2005
6833022Method and device for filtering contaminated air
A method and a device for filtering polluted air, in which the air is successively subjected to the processes of extracting grease/fat and water, drying air still containing residual humidity, and adsorbing smells/odors. The filter device includes, in a direction of...
12/21/2004
6810835Moisture separator, and vapor generator
A moisture separator 100 includes a plurality of flat frame plates 102 disposed parallel to each other to define a plurality of zigzag passages 101 between the frame plates 102, side walls facing the upstream side of the passages 101
11/02/2004
6740137Collapsible pleated filter element
A reversibly expandable filter element includes pleated filter media and a flexible spacing structure attached to the pleated media that provides the pleated media with uniform pleat spacing. ...
05/25/2004
6681722Floored impact-type solids separator using downward expanding separator elements
A collection element arrangement is provided having sleeve attachments near their lowermost ends which simulate a continuous sloping surface, or floor. The sleeve attachments upper surfaces forming the floor permit collected solids to flow down the slopin...
01/27/2004
6656244Fat removing labyrinth filter for aspirating hoods
A fat-removing labyrinth filter for aspirating hoods, comprising an upper shell (11) and a lower shell (12) reciprocally fitting into each other and presenting a multiple number of transversal slots (13, 14). The shells (11, 12) enclose a separating eleme...
12/02/2003
6648939Inertial separator
An inertial separator (10) for removing droplets from a gas stream. The inertial separator (10) has a housing (18) which is provided with an inlet (11) for untreated gas and an outlet (12) for treated gas. In the housing (18) are first and second separati...
11/18/2003
6646867Apparatus for flame containment in electronic devices
An apparatus for flame containment in electronic devices is provided. One embodiment comprises an apparatus for preventing flames from exiting an electronic device via at least one air vent structure of the electronic device. The apparatus comprises a fra...
11/11/2003
6585793Filter apparatus and methods
The invention provides a filter apparatus for removing air entrained particles comprising a pleated filter media. A first media member has a plurality of alternating upstream and downstream folds and a wall connecting the folds. A pair of slits forms an a...
07/01/2003
6573479Radial byproduct trap and filter assembly for a cooking appliance
A quick-cook type convection cooking appliance includes an oven cavity in communication with an air channel assembly incorporating a radial byproduct trap and filter assembly defining a concentric ring-type baffle filter having two cylindrical sets of opp...
06/03/2003
6500221Cooled tubes arranged to form impact type particle separators
Apparatus for separating solids from flue gas in a circulating fluidized bed (CFB) boiler includes plural vertical, impact type particle separators made of cooling tubes located within the CFB in a plurality of staggered rows. One embodiment employs a plu...
12/31/2002
6485534Contaminant collector trap for ion implanter
An evacuation system for a chamber (14) is provided, including a pump (12) for removing gases and contaminants from the chamber. The pump has an outlet (32) connected to an exhaust duct (34). A collector trap (42) for use in collecting contaminants evacua...
11/26/2002
6454824CFB impact type particle collection elements attached to cooled supports
Apparatus for separating solids from flue gas in a circulating fluidized bed (CFB) boiler comprises plural vertical, impact type particle separators located within the CFB in a plurality of staggered rows. The impact type particle separators employ hung e...
09/24/2002
6368373Air and liquid separator for a carpet extractor
An air/liquid separator is disclosed that is formed by a recovery tank having a hollow, preferably transparent, removable lid on a recovery tank of a wet pickup suction cleaner. The lid has a wall therein dividing the lid into an inlet/separating chamber ...
04/09/2002
6322603Particulate collector channel with cooling inner elements in a CFB boiler
An apparatus for separating solids from flue gas in a circulating fluidized bed (CFB) boiler includes a plurality of impact type particle separators mounted vertically to a wall of the CFB. The impact type particle separators being adjacently positioned a...
11/27/2001
6319299Adjustable cold trap with different stages
A new three-stage cold trap configuration is provided that allows for significantly improved cold trap efficiency and reduced Preventive Maintenance of the cold trap. The cold trap of the invention is provided with three stages that are used for the remov...
11/20/2001
6315804Drift eliminator
A cellular drift eliminator for removing mist from a mist-laden gas stream includes a plurality of blades with a spacer element interspersed between every two blades. Both the blades and spacer elements have a longitudinally undulating shape with at least...
11/13/2001
6224654Method for enhancement of duct removal out of chimney gases
A method of removing dust from dust laden gases said method including the sequential steps of: (1) passing a flow of gases laden with dust particles, at a selected first gas stream velocity through a first dust removing mechanism capable of creating multi...
05/01/2001
6176901Dust precipitator
In a dust precipitation device for filtration of dust created during crystal growth from a melt, cold surfaces are provided as contact surfaces as a part of the gas control geometry, to which the dust can adhere and thus become separated from the transpor...
01/23/2001
6174342High filter efficiency, low energy consumption, and low noise fan filter unit
A fan filter unit for clean rooms has baffle structures sized and placed to limit the paths of entry of air flow from the unit motorized fan to the outlet ports, the baffle structures extending for a vertical height sufficient to avoid reversal of air flo...
01/16/2001
6171380Microprocessor cooler with integral acoustic attenuator
The air drawn into a diesel engine serially passes through a filter and a cavity, which acts as an acoustic attenuator, before being supplied to the cylinders of the diesel engine. In the cavity the air is in a heat transfer relationship with a heat sink ...
01/09/2001
6156107Trap apparatus
The trap apparatus of the present invention includes a case provided for a gas exhaust system used for a film forming equipment which carries out a film forming process on an object, a gas supply port, made in the case and connected to an exhaust pipe of ...
12/05/2000
6120573Micromachined teardrop-shaped virtual impactor
A separation plate (10) includes a first surface (10a) and an opposing second surface. A plurality of teardrop-shaped virtual impactor projections (12) are provided on the first surface, preferably in a plurality of rows (13a, 13b, 13c). Each projection i...
09/19/2000
6110247Micromachined impactor pillars
A plurality of micropillars (2) arranged in a plurality of rows (4, 6, 8) are provided. When a particle-laden fluid stream is caused to flow through the micropillars, at least a portion of the particles impacts and becomes deposited on the micropillars' s...
08/29/2000
6095095Circulating fluidized bed reactor with floored internal primary particle separator
A CFB reactor or combustor having an impact type primary particle separator collects solids particles from a flow of flue gas/solids and returns the collected particles along an inclined or substantially horizontal planar floor to a bottom portion of the ...
08/01/2000
6051041Separation apparatus
An assembly for separating liquid and/or solid particles carried in a multi-phase stream. The assembly has a separator, especially a droplet separator. An agglomerating device is prearranged with respect to the separator and has at least two rows of rods ...
04/18/2000
6019819Apparatus and method for extracting heat from contaminated waste steam
Disclosed is a contaminated waste steam heat recovery apparatus 10 and method therefore which includes a primary condensing unit 38, a low pressure water washing unit 26, a liquid to liquid heat exchanger 36 and a vent fan 31. Waste gas is ducted from fry...
02/01/2000
6010554Micro-machined virtual impactor and method of operation
A micro-machined virtual impactor device to permit the separation, collection and concentration of a significant portion of environmental particulates having a diameter of less than ten microns and its method of operation. The device includes a plurality ...
01/04/2000
5912368Air filter assembly for automotive fuel vapor recovery system
In a vehicle with an internal combustion engine and a fuel vapor recovery system including a carbon canister connected to the fuel tank for collecting fuel vapors from the fuel tank as the tank is being refilled, an air filtering apparatus is provided to ...
06/15/1999
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