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Class Information
Number: 210/413
Name: Liquid purification or separation > Filter > With residue removing means or agitation of liquid > Fixed filter medium and movable stirrer or cleaner
Description: Apparatus in which the filter medium is stationary and an agitator and mechanical cleaning means moves relative to it.










Sub-classes under this class:

Class Number Class Name Patents
210/415 Nontranslatory rotary 270
210/414 With plural outlets from filter casing 130


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
5545560 Apparatus for composting and treating waste, particularly dung Aug. 13, 1996
5527462 Filter with axially movable wiper Jun. 18, 1996
5516427 Screw type dewatering machine May. 14, 1996
5514270 Plural layer fiber filter element and system for cleaning May. 7, 1996
5503743 Device for dehydrating sludge waste Apr. 2, 1996
5492225 Sorter having a housing with conical shaped end wall Feb. 20, 1996
5490922 Waste water plant with built-in mesh screen unit Feb. 13, 1996
5489383 Screw type dewatering machine Feb. 6, 1996
5489381 Extruder apparatus for separating solids from fluids Feb. 6, 1996
5466384 Device and process for carrying out phase separation by filtration and centrifugation Nov. 14, 1995
5453193 Strainer Sep. 26, 1995
5453189 Filter insert for containers Sep. 26, 1995
5427680 Processing apparatus with wall conditioning shuttle Jun. 27, 1995
5425876 Gravity screen filter with dynamic backwash Jun. 20, 1995
5425875 Screen scraper for trash racks Jun. 20, 1995
5422000 Device for cleaning large quantities of water from rakings Jun. 6, 1995
5415781 Dynamic filter separator and separation process May. 16, 1995
5401396 Self-cleaning stationary basket strainer Mar. 28, 1995
5397465 Diatomaceous swimming pool filter with regenerative plates Mar. 14, 1995
5393423 Filter apparatus Feb. 28, 1995
5393418 Water intake, in particular for industrial installations Feb. 28, 1995
5380436 Solid-liquid separator Jan. 10, 1995
5356541 Method and apparatus for filtering a particle-liquid suspension Oct. 18, 1994
5326470 Non-compressive loading of a screen basket for a pulp pressure screening apparatus Jul. 5, 1994
5286376 Filtering apparatus Feb. 15, 1994
5284581 Processing apparatus with wall conditioning shuttles Feb. 8, 1994
5275728 Device to separate solid matter from a stream of liquid Jan. 4, 1994
5269923 Agitator suction filter Dec. 14, 1993
5268100 Manure separator Dec. 7, 1993
5268095 Self-cleaning filter Dec. 7, 1993
5259955 Vacuum strainer Nov. 9, 1993
5228993 Cleanable filter system with longitudinally movable and rotatable cleaning member Jul. 20, 1993
5222807 Low shear polymer dissolution apparatus Jun. 29, 1993
5221469 Filtration system Jun. 22, 1993
5202019 Device for the mechanical separation of insoluble solids from a liquid containing said solids Apr. 13, 1993
5192429 Self-cleaning filter Mar. 9, 1993
5192438 Rotating element for screening apparatus with a contour surface produced by a plurality of protrusions in the direction of the axial length of the rotor Mar. 9, 1993
5186834 Scraper filter system Feb. 16, 1993
5174651 Low shear polymer dissolution apparatus Dec. 29, 1992
5171436 Apparatus for the conveyance of screening Dec. 15, 1992
5156735 Self-cleaning filter particularly for high-viscosity pasty fluids Oct. 20, 1992
5152891 Self-cleaning strainer Oct. 6, 1992
5149448 Method and apparatus for thickening lime sludge Sep. 22, 1992
5147543 Rotating element for a screening apparatus with a contour surface produced by a plurality of protrusions in the direction of the axial length of the cylindrical rotor Sep. 15, 1992
5133983 Espresso machine and method of making espresso by using said machine Jul. 28, 1992
5128029 Continuous backwashing filter apparatus with filtered fluid retention plate Jul. 7, 1992
5108626 Process for recovering course particles from tailings Apr. 28, 1992
5098561 Machine for intercepting solid constituents in liquid streams Mar. 24, 1992
5074999 Filter system having multiple filter elements and backflushing assemblies Dec. 24, 1991
5074996 Telescopical bar screen raking system Dec. 24, 1991

1 2 3 4 5 6 7










 
 
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