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7608138 Device for measuring filter pressure loss  
Provided is an apparatus 1 for measuring pressure loss in a filter 2, which apparatus includes filter holding means 3 ; fluid passing means; flow rate measuring means; pressure loss measuring...
7608121 HVAC system with moving filter  
An endless filtering sheet, having an interior entrained about rollers, extends in a path of movement over an air inlet in a housing for receiving air flow and presents an exterior from which dirt...
7588613 Movable filter system  
A movable filter system is provided for moving one or more filters of a filter assembly between an operative position and a maintenance position. In one embodiment, a filter assembly is secured to...
7585343 Filter cleaning system and method  
A cleaning system for a gas turbine inlet filter mounted to a tubesheet. The filter defines an upstream side at which particulates are separated from a fluid stream passing through the filter and a...
7582141 Diesel particulate filter pulse cleaner flow director system and method  
A cone ( 36 ) and a ring ( 38 ) are accessories separately used during respective phases of cleaning a diesel particulate filter ( 10, 10 ′) in a cleaning machine that uses compressed air pulses...
7569093 Filtering particulate materials in continuous emission monitoring systems  
A filtering system for monitoring fluid emissions from a process includes a plurality of filter assembly sections arranged in a parallel fluid flow manner with respect to each other so as to...
7563295 Filter having inlet portion with diffuser elements  
A filter including a filter housing with an essentially horizontal partition wall that divides the filter housing into a clean-air chamber and a dust chamber. The partition wall is provided with a...
7534278 Granulator device for the treatment of powdered products  
A granulator device ( 101 ) for the treatment of powdered products comprises a closed container ( 102 ) forming a chamber ( 103 ) for treatment of the products, filter elements ( 104, 105 )...
7521025 Honeycomb structural body  
An object of the present invention is to provide a honeycomb structural body for use in a filter, which can be provided with a large amount of catalyst, can suppress an increase in pressure loss...
7517376 Reverse pulse cleaning of filter elements  
An air supply system and valve is disclosed which provides a reverse pulse of air for cleaning a filter element located in a filter house. A valve is also disclosed for use in the air supply...
7517393 Jet pulse chamber venturi dust collector  
A jet pulse chamber venturi collector wherein a venturi is provided between the upper end portions of adjacent columns of filter stacks mounted in a dust collector housing wherein particulate laden...
7513922 Air filter for electric welding  
An air filter for electric welding includes a box having an opening for connecting with a sucking tube, an dividing plate dividing the box into an upper chamber communicating with the opening and a...
7503170 Structure for filtering an internal engine exhaust gases and associated exhaust line  
The invention concerns a structure ( 11 ) comprising a filtering member ( 21 ) comprising intake conduits ( 35 ) for the gases to be filtered, and conduits ( 37 ) for extracting the filtered gases,...
7497886 Dust extraction for power tools  
There is also provided a dust extraction module for use with a power tool, the dust extraction module having: a dust collection chamber ( 50 ) having an inlet ( 52 ) connectable in fluid...
7485163 Nozzle and filter-type dust collector  
There are provided a nozzle capable of enhancing the straight-advancing capability of jetted fluid to increase the back wash effect of a filter member, and a filter-type dust collector capable of...
7479170 Modular up-draft pressure pulse bag house  
A bag house air filtration system with minimal recirculation uses new inlet airflow patterns and cleaning processes. Inlet air enters the bag house. An input plenum changes the velocity profile....
7468082 Self cleaning gas filtering system and method  
A self cleaning gas filtration system for filtering contaminants from a flow of gas. A filter element is disposed within a housing and configured to receive a first flow of gas from an inlet in the...
7465328 Dust collector for a power tool  
An improved dust collector for a power tool is employed. The dust collector includes a body portion, a neck portion and a head portion, wherein the body portion is disposable on the power tool so...
7462222 Filter service system  
According to an exemplary embodiment of the present disclosure, a system for removing matter from a filtering device includes a gas pressurization assembly. An element of the assembly is removably...
7452831 Filter medium  
The filter fabric containing polyphenylene sulfide fibers, characterized in that the following (1) and/or (2) is satisfied is used to provide a filter fabric and a bag filter composed of the filter...
7438735 Filter apparatus with automatic cleaning  
A filter apparatus includes a gas-impermeable outer conduit having an open end and a closed end. The interior of the outer conduit is axially divided into first and second sides. A first clean and...
7422626 Method and device for declogging filter  
A method of declogging at least one filter of a plant for manufacturing uranium oxide from uranium hexafluoride, including separating, from the wall of the filter, uranium oxyfluoride particles...
7410530 Apparatus for cleaning exhaust aftertreatment devices and methods  
The present disclosure relates to a pulse cleaner for cleaning a diesel exhaust treatment device. The pulse cleaner includes a cabinet, a diesel exhaust treatment device mount positioned within the...
7410529 Filter service system and method  
According to an exemplary embodiment of the present disclosure, a system for removing matter from a filtering device of a work machine includes a gas pressurization assembly. An element of the gas...
7402189 Autonomously-cleaned conditioning system  
An autonomously-cleaned conditioning system conducts a routine purge cycle to clear accumulated particulates from a filter, concentrator, or both. The purge cycle is conducted by reversing air flow...
7393387 Particle filter cleaning apparatus  
The invention is an apparatus for cleaning one or more cylindrical filters. An enclosure contains the entire apparatus in which each filter is supported on its own pair of rotating horizontal...
7357829 Diesel particulate filter cleaning device and method  
Multiple storage tanks and multiple valves that open simultaneously allow gas charges stored at superatmospheric pressure in the tanks to simultaneously discharge and form a single substantial...
7354469 Vacuum conveyor device with a multi-stage filter system  
A Vacuum conveyor device ( 10 ) with a multi-stage filter system, has at least one inner filter ( 10 A), one outer filter ( 10 B), and one filter adapter ( 20 ) especially for air-tight and/or...
7338544 Z-filter media with reverse-flow cleaning systems and methods  
A method for cleaning a filter having Z-media includes providing a filter having Z-media and cleaning the media construction by directing a pulse of compressed gas into the media construction...
7326265 Method for cleaning the upstream surface of a particulate filter  
The invention concerns a method for cleaning the upstream surface ( 14 ) of a particulate filter ( 10 ) of a heat engine exhaust line, the filter ( 20 ) being arranged in a casing ( 12 ) having an...
7320717 Industrial scale honeycomb type dust collector  
A dust collecting filter such as a honeycomb-type industrial filter for the industrial filtering of gas containing solid particles is provided. The filter includes a plurality of collateral inlet...
7309366 Bag cleaning compressed air nozzle  
A process and apparatus for cleaning filter cake from the interior of a baghouse bag. A nozzle through which compressed gas flows is positioned on the interior of a bag such that gas is directed...
7300481 Method and device for cleaning filters for dust-laden waste gases  
The invention relates to a method for cleaning filters for dust-laden waste gases, including several filter elements ( 2 ) which are arranged vertically in a filter housing ( 1 ) and which have an...
7296402 Diesel particulate filter service method  
A diesel particulate filter of a motor vehicle is cleaned of ash, typically using equipment already available in a service shop. The filter apparatus is disconnected from the exhaust system of a...
7294169 Electrical enhancement of fabric filter performance  
A method for operating a filter assembly having a filter medium includes applying a constant or nearly constant static DC potential to dust entering the filter assembly and the filter medium,...
7291267 Molecular separator  
The present invention discloses a method and apparatus for separating particles and dissolved matter from a fluid stream. Specifically, the present invention includes a first pressure source which...
7273514 Apparatus and method for filtering particulate and NOx emissions  
An apparatus and method for filtering particulate from an internal combustion engine by use of monolithic particulate trap systems having porous walls ( 2 c , 24 c ). The porous walls ( 2 c , 24 c...
7270692 Air filtration arrangements having fluted media constructions and methods  
Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240°...
7269942 Wall flow particulate trap system  
A wall-flow particulate trap system regenerated by reverse flow of filtered exhaust gas through porous walls of a plurality of tubular passages is disclosed. The system includes a particulate trap...
7208024 Floor care appliance with filter cleaning system  
The present invention is a floor care appliance having a filter member that has one portion being cleaned at all times. The filter is utilized for separating fine particles from a dirt laden...
7195659 Reverse-flow cleaning systems and methods  
A device and method for cleaning a filter element. The device including a valve interconnected to a blowpipe. A nozzle is positioned at an end of the blowpipe and to direct a pulse of compressed...
7186281 Dust-removing device for the dust-collecting tank of a dust-collecting machine  
A dust-removing device for the dust-collecting tank of a dust-collecting machine includes a guide frame installed inside the dust collecting tank and having a central guide rod for a brush base to...
7182799 Filter assembly comprising filter elements and a filter grid  
A filter assembly having a plurality, preferably at least substantially vertically mounted, longitudinal elongated filter elements that are suitable for separating fluid from solid particles,...
7160355 Method and system for regenerating diesel particle filters  
A method of regenerating at least one diesel particle filter, in which exhaust gas is introduced through a supply line into the at least one diesel particle filter and is discharged from it through...
7147683 Back-flow valve and trigger for a cleaning machine  
A valve and trigger cyclically connect a vacuum and a blower to a filter. The valve box has three openings, the first connectable to the vacuum, the second connectable to the blower and the third...
7118609 Motorized tool with suction and dust collection capacity  
The present invention refers to a motorized tool with suction and dust collection capacity. The tool comprises: means for extracting dust suitable for producing a flow of air; means for collecting...
7094265 Cleaning device for a bundle of tubular filter elements designed with one end open, preferably of an industrial dust filter  
A cleaning device for a bundle of tubular filter elements designed with one end open, preferably of an industrial dust filter, is proposed. Injectors for delivery of a pulse-like compressed-air jet...
7090712 Air filtration arrangements having fluted media construction and methods  
Filter arrangements include a barrier media in the form of fluted media treated with a deposit of fine fibers. The media is particularly advantageous in high temperature (greater than 140 to 240°...
7082640 Ambient air backflushed filter vacuum  
A vacuum cleaning machine has a cannister with an inlet port and at least two outlet ports. At least two filters are disposed inside of the cannister, one in pneumatic communication through each of...
7066974 Device in ventilation ducts provided with adjustable filter means  
The invention relates to an arrangement of ventilation plants including ducts in which bag filters or similar bag-shaped filters ( 4 ) made of filter gauze are mounted. For individual adjustment of...