Featured patents

Device, Method, and System to Separate Liquid and Particulate Matter From the Airstream of a Centrifugal Fan
US 08801823 B2, Aug. 12, 2014, Impeller within or proximate to space encompassed by separating media, Joseph Byron Davis et al. / Leseman Davis, LLC (Houston, US)
A system for separating contaminants from an airstream, the system comprising:…

V-Shaped Filter and Fixture
US 08764870 B2, July 1, 2014, Spaced for parallel flow of gas, Scott W. Schwartz et al. / Cummins Filtration IP, Inc. (Minneapolis, US)
A V-shaped filter for filtering fluid, comprising a pair of filter media panel…

Filter Assembly; Components Therefor; And, Methods
US 08721757 B2, May 13, 2014, Zigzag, Corrugated, or Conical, Thomas Raether et al. / Donaldson Company, Inc. (Minneapolis, US)
An air filter cartridge comprising:…

Cyclonic Separator Assembly for a Vacuum Cleaner
US 08679211 B1, March 25, 2014, Combined serial and parallel arrangement, Sergey V. Makarov / Techtronic Floor Care Technology Limited (Tortola, VG)
A cyclonic separator assembly for use with a vacuum cleaner, the cyclonic…

Membrane-Free Filter And/Or Integral Framing for Filter
US 08668755 B2, March 11, 2014, Involving communication receiving or transmitting apparatus, Mike Raider et al. / Clarcor Air Filtration Products, Inc. (Jeffersonville, US)
A filter for a cooling unit of an enclosure, the cooling unit adapted to receive…

Media for Hot Gas Filtration
US 08652230 B2, Feb. 18, 2014, Organic, Cheng-Hang Chi et al. / E I du Pont de Nemours and Company (Wilmington, US)
A bag filter having a tubular section, one closed end and one open end…

Filter Element Utilizing Shaped Particle-Containing Nonwoven Web
US 08535406 B2, Sept. 17, 2013, Miscellaneous, Marvin E. Jones et al. / 3M Innovative Properties Company (St. Paul, US)
A filter element comprising:…

Filter Core for Use With Pleated Filter Cartridges
US 08523974 B2, Sept. 3, 2013, With additional support means not positively engaged or joined to media, Charles Grant Carothers et al. / General Electric Company (Schenectady, US)
A filter core for use with a filter cartridge, said filter core comprising…

Filter Assembly With Improved Gasket
US 08506666 B2, Aug. 13, 2013, Unit or cohesive sheet-like media in flow line or frame, William J. Haslebacher
A filter arrangement comprising a filter gasket that seals at least one mitered…

Filter Cartridge With Seal Member and Methods
US 08491691 B2, July 23, 2013, Gasket or sealing means, Thomas Donald Raether / Donaldson Company, Inc. (Minneapolis, US)
An air filter cartridge comprising:…

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