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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 )...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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°...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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°...
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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...
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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...
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