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9023135 Self-cleaning air filtration system  
A self-cleaning system and method for removing contaminants captured by an air flow filter media in which a reverse air flow is directed back through the filter media and into an antechamber which...
8992646 Dust-collecting systems and apparatuses  
Systems and apparatuses are described that collect dust from the air in a manner that maximizes the volume of air that can be cleaned, while allowing for easier transport of the dust-collecting...
8961637 Filter element; components thereof; and methods  
Z-filters capable of cleaning particulate matter from airflow streams. Methods for retrofitting bag house dust collectors.
8961633 Filter cleaning in a vacuum having a flap element  
The invention relates to filter cleaning in a vacuum having a switchable flap element, the cleaning of the filter or of parts of the filter being carried out by supplying a secondary air flow to...
8951321 Pulse jet air cleaner components; features; assemblies; and, methods  
According to the present disclosure a pulse jet air cleaner components, features and assemblies are described, as well as methods of use. Preferred v-pack configurations, scavenge arrangements,...
8945261 Apparatus for centrifugal separation of solid and/or liquid particles from a flow of gas  
Apparatus for centrifugal separation of solid and/or liquid particles from a flow of gas, wherein two or more rotors (12) provided with conical separation surface elements (16) are located in a...
8940064 Dust collector  
A dust collector having a filter for catching dust in air flowing in an intake path is provided. A pair of the intake paths are formed so as to be combined together on an upstream side of an...
8894744 System and method of cleaning particulate collection devices used in a flue gas processing system  
A system is provided for removing particulate matter from a particulate collection device utilized to collect particulate matter from a flue gas stream. The system includes a pressure vessel for...
8876928 Automatic flow blocking system for reverse pulse filter cleaning  
A powder processing system having a processing vessel into which powder is pneumatically supplied and an exhaust plenum that communicates with the processing vessel through an exhaust port. A...
8870990 Filtration system for a particulate storage fracking trailer  
A fracking trailer includes a particulate storage enclosure to receive a mixture of particulate and air in an interior of the particulate storage enclosure having a front end and a rear end. The...
8864913 Filter cleaning system and method  
A filter cleaning system for cleaning a filter element is provided. The filter cleaning system includes a set of pulse nozzles and a compressed air supply, which rotate together during a cleaning...
8821622 Pre-filtration and maintenance sensing for explosion-proof enclosures  
A filter system for an explosion-proof enclosure is described herein. The filter system can include a pre-filter assembly located outside the explosion-proof enclosure. The pre-filter assembly can...
8801820 Filter device, painting booth using filter device, and simplified painting booth using filter device  
Distribution of a precoat agent is made uniform in a target gas directing to a filter. To this end, an intake opening of a filter device is formed as a slit-like or rectangular opening extending...
8758486 Nozzle arrangements and method for cleaning filter elements  
A method of cleaning a filter element includes directing a jet of pressurized gas from a nozzle onto a filter element, with the jet having a non-round cross-sectional shape that is a same general...
8753432 Tiltable vacuum loader and receiver with blow-back  
A vacuum loader for providing granular resin material to resin material processing equipment has a loader housing, a vacuum motor, a dust filter, an air blast generator, a dump flap, and a...
8741018 Filter cartridge with centerboard, dust collectors, and methods  
An air filter cartridge is provided including an air filter media construction having a first, outlet end, flow face and an opposite, second, inlet end, flow face. The filter media construction...
8721772 Systems and methods for performing industrial processes that generate pyrophoric particles  
A process chamber is configured to contain a work piece in a controlled atmosphere and to perform a process that emits pyrophoric particulates. A closed recirculating loop connected with the...
8691001 Filter bag cleaning system  
A baghouse cleaning system comprises an elongated air accumulator configured to retain pressurized air and extend over a row of filter bags. An elongated air tube extends along the air accumulator...
8673066 Dust-removing method  
In a porous filter, dust that has been collected from a gas through a filter group installed in a vessel body onto filter surfaces is removed from the filter surfaces by backwashing in which the...
8673040 Filter construction for use with air in-take for gas turbine and methods  
The filter of the invention is a cartridge filter comprising a structure that can maintain a filter medium in an air stream to filter particulates to protect a gas turbine power system. The filter...
8663371 Hydraulic fracturing truck sand baghouse  
A frac truck is provided for the portable metering and dispensing of sand into a fractionation fluid system. Hopper vessels for powder, sand or other aggregate have a discharge vent for releasing...
8663354 Air filter  
An air filter (111) comprising a duct (118, 120) forming a passageway extending between an inlet (116) and an outlet (113) of the air filter, the duct comprising bristles (310) extending from a...
8652242 Dust collection device  
A dust collection device includes a machine body that forms an air chamber and a chassis arranged below the machine body. The chassis receives therein a dust collection tank. A mechanics case that...
8617276 Filter cartridge, dust collectors, and methods  
An air filter cartridge has Z-media and a gasket arrangement with a perimeter gasket member against the downstream flow face and a side gasket member adjacent to at least a partial extension of a...
8608834 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...
8591739 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...
8545605 Square filter bag and cage design  
A fabric filter bag (50) and cage (10) system for use in a bag house (66) for industrial process gas stream particulate removal. The bag house (66) includes an inlet (68) for process gas flow into...
8545585 Filter element for pulse cleaning and methods  
To improve in pulse cleaning of filters, a filter element includes a media pack of Z-media having first and second opposite flow faces and a side wall extending between the first and second flow...
8540791 Canister air filter and method for fabricating the same  
Embodiments for a filter and method for fabricating the same are provide herein. In one embodiment, a filter is provided that includes a first end cap, a second end cap, at least a first...
8516654 Filter system for a vacuum cleaner  
A vacuum cleaner system includes at least one air flow control valve coupled to a vacuum motor, a pressure chamber and a filter. The at least one valve is operable to couple the at least one...
8491687 Hydraulic fracturing truck sand baghouse  
A frac truck is provided for the portable metering and dispensing of sand into a fractionation fluid system. Hopper vessels for powder, sand or other aggregate have a discharge vent for releasing...
8491708 Nozzle arrangements and method for cleaning filter elements  
A method of cleaning a filter element includes directing a jet of pressurized gas from a nozzle onto a filter element, with the jet having a non-round cross-sectional shape that is a same general...
8474093 Suction appliance for cleaning purposes  
Suction appliance for cleaning purposes, comprising a dirt collecting container with a suction outlet on which a filter is held, a suction unit for acting upon the dirt collecting container with...
8460443 Portable dust collector  
A portable dust collector comprises a rectangular box-shaped housing containing a rectangular box shaped filter chamber having a dust collection volume in a lower portion thereof and providing...
8444748 Multistage air cleaner including pulse cleaning system  
A V-pack filter includes a frame construction having a first frame structure and a second frame structure. The V-pack filter also includes first and second panel sections mounted in extension...
8440002 Long life pyramidal filter for gas turbine inlet system  
A filtration apparatus includes at least three filter elements for filtering fluid, and a frame having a pyramidal frustum configuration that has at least three sides. The frame includes a frame...
8404021 Pulse jet air cleaner system; components; and, methods  
Pulse jet air cleaner systems components and methods are described. The features relate to air cleaner housings that include a cartridge receiving section. Features described relate to a possible...
8393048 Method for cleaning two filters of a suction device for cleaning purposes and suction device for performing the method  
A method for cleaning first and second filters of a suction device for cleaning purposes is provided. The suction device has a dirt collection container with a suction inlet. The dirt collection...
8388712 Particulate matter retaining and purging system  
Systems and methods are provided for operating a particulate matter retaining system having at least a first and a second filter, coupled to an engine intake. One example method comprises, during...
8382870 Self-cleaning air filter  
The self-cleaning air filter uses reverse pulse self-cleaning for small scale, small volume air filtration applications, such as vehicles and motorized equipment. The self-cleaning air filter...
8382869 System and method for removal of particulate matter from a filter media  
A particulate filtration reverse pulse cleaning system is disclosed. The system comprising a housing, a tubesheet disposed within the housing, a filter for fluid communication with a tubesheet...
8377176 Method and apparatus for longitudinally disposed, sharp puff of gas  
There is provided method and apparatus for creating a longitudinally disposed, sharp puff of gas, useful for puffback renewal of gas-entry faces of a panel-bed gas filter or a panel-bed gas-powder...
8361182 Filter cartridge with centerboard, dust collectors, and methods  
An air filter cartridge is provided including an air filter media construction having a first, outlet end, flow face and an opposite, second, inlet end, flow face. The filter media construction...
8349057 Method for the backflushing of filters  
Air filters comprising thin-walled textile filter bodies have to be cleaned periodically. According to a method known to this purpose, the filtered material is loosened using pressure pulses in a...
8349044 Filter apparatus with pulse cleaning and methods for pulse cleaning filters  
A method of pulse cleaning filter media in panel, cylindrical, conical, or V-pack style filter in an opening of a tubesheet is provided. The method includes directing a fluid pulse at the filter...
8337576 Air distribution arrangement for a dust collector system  
A dust collector system including a plurality of air filters that are at least partially self-cleaning via a pulsed air system. The dust collector system presents a self-aligning, tool-free...
8303682 Support structure for a filter bag and a method of using the support structure  
The support structure is used in a filter bag for filtering gas and has a plurality of tubular pipe elements extending in the longitudinal direction of the filter bag. The tubular pipe elements...
8303688 Filter apparatus and method  
Disclosed herein is a filter apparatus comprising a fluid inlet for a fluid to be filtered in the apparatus; a first fluid outlet for fluid that has been filtered; and one or more barrier filters...
8276650 Machine having self-cleaning cooling system and method  
A machine includes a heat exchanger for an engine having a heat exchanger core and a filtration system. The filtration system includes a flexible filter sheet coupled with at least one take-up...
8277526 Filter dust collector  
A filter dust collector is disclosed. The filter dust collector includes a housing, filter cloths fixed to an inside of the housing, a filter body part disposed inside the housing and having...