Gas separation patents
Featured patents
Air Cleaner Arrangements With End Support for Cartridge; Components; And, Methods
US 08814973 B2, Aug. 26, 2014, Spiral or cylindrical, Michel Baseotto et al. / Donaldson Company, Inc. (Minneapolis, US)
An air filter cartridge comprising:…
Filter Mounts for a Portable Fan and Methods for Mounting a Filter to a Portable Fan
US 08801824 B2, Aug. 12, 2014, Impeller within or proximate to space encompassed by separating media, Jeffrey P. Whittemore / Zipwall LLC (Arlington, US)
A fan, comprising: fan…
Panel Filter With Reduced Restriction
US 08668756 B2, March 11, 2014, Media within joinable or separable flow line sections, Cara R. Kazda et al. / Cummins Filtration IP Inc. (Minneapolis, US)
A filter assembly comprising a housing having an inlet and an outlet, a panel…
Air Filter Arrangement; Assembly; And, Methods
US 08663355 B2, March 4, 2014, Zigzag, Corrugated, or Conical, Donald Larson et al. / Donaldson Company, Inc. (Minneapolis, US)
An air filter cartridge comprising:…
Air-Treatment Mask Systems, and Related Methods and Air-Treatment Masks
US 08574331 B2, Nov. 5, 2013, Combined or Convertible, Roderick A. Hyde et al. / ELWHA LLC (Bellevue, US)
An air-treatment mask system, comprising:…
Three-Dimensional Filter
US 08562708 B2, Oct. 22, 2013, Edge supporting or securing means for nonplanar sheet form filter, Keith Platt / Diversitech Corporation (Duluth, US)
A three-dimensional filter comprising:…
Enhanced Vane Bundle Design
US 08500837 B2, Aug. 6, 2013, Deflectors apertured or closely spaced from flow path wall, William S. Asbury / Peerless Mfg. Co. (Dallas, US)
A separator device for separating solids or liquids from gas comprising:…
Filter Cartridge System
US 08475556 B2, July 2, 2013, Two or More Separators, Werner Blossey et al. / Mann + Hummel GmbH (Ludwigsburg, DE)
A filter cartridge assembly for installation into an air filter housing having…
Device, Method, and System to Separate Liquid and Particulate Matter From the Air Stream of a Centrifugal Fan
US 08470064 B2, June 25, 2013, 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:…
Aerosol Separator; And Method
US 08460424 B2, June 11, 2013, Plies or layers of different characteristics or orientation, Robert M. Rogers et al. / Donaldson Company, Inc. (Minneapolis, US)
A crankcase ventilation filter including:…
Patentorg has 432 documents under Gas Separation Patents.
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- With Heating or Cooling Means 1
- Residue Burned 10
- With Automatic Control of Cleaning Means 3
- Interdigitated Comb and Separating Media 2
- Sonic Type 1
- Relatively Movable Pneumatic Nozzle 1
- Solid Agent Cleaning Member Movingly Contacts Apparatus 3
- Agent Has Defined Traversing Motion Relative to Separating Media 1
- Vibrating, Jarring, or Rapping Means 3
- Pneumatic Reverse Flushing 1
- Filter Manipulation, Shaking or Flexing for Precluding or Removing Encrustation 1
- Aircraft Anti-Ingestion Means 4
- Filter or Apertured Deflector Unit Discontinuous Across Gas Flow Within Flow Conduit 1
- With Separating Media Bypass or System Gas Pressure Relief 6
- Valved Bypass Means 2
- At Least One Mounted for Continuous Motion 1
- Plural Stages in Unitary Casing 1
- Including Expansion Chamber 1
- Deflector and Fibrous, Filamentary, Particulate Solids, or Cohesive Sheet Filter Type 3
- Serially Spaced With at Least One of Other Type Intermediately Positioned 1
- Filter Is Most Upstream 1
- Cohesive Sheet-Like Filter 1
- Cyclone or Centrifugal Whirl Type Deflector 18
- With Recycle Means 1
- Multiple Bag Type Filters in Chamber 3
- Multiple Separators, Each With Discrete and Longitudinally Confined Gas Inlet or Outlet Flow Path 1
- Combined Serial and Parallel Arrangement 4
- With Flow Equalizing, Controlling, or Distributing Means 3
- Centrifugal 7
- Plural Gas Inflow Openings, Slots, or Whirl Vanes in Each Separator 1
- Filters 1
- Indefinite or Running Length 3
- With Means Facilitating Transportability or Handling of Apparatus 5
- Handle Feature for Apparatus or Part Thereof 4
- With Electrical Grounding Means 1
- Valved, Self-Closing, or Apparatus Contained Bag Closing Means 1
- Housing Closure Secures Bag 2
- With Securing or Supporting Means 3
- Bag Internally Supported 2
- Seaming, Reinforcing or Bag Structure 1
- Multi-Ply, Strata, or Laminated 2
- Combined or Convertible 13
- In Environmental Air Enclosure 7
- In Motor Vehicle 27
- In Vented Container 6
- Involving Communication Receiving or Transmitting Apparatus 4
- With Guide Means Effecting Removal of Constituent Layer Out of Gas Stream 1
- Fluid Flow Normal to Axis of Moving Member 2
- Differentially Deflected System Fluid Constituents 6
- Concentrate Flow Groove, Guide, or Channel on Moving Member 1
- With Separated Gas Outflow Control 1
- Flow Straightener 2
- Valve 1
- With Inflow Gas Control or Distribution 2
- Multiple Inlets 1
- Separating Media Adjustable to Various Positions of Use or to Nonuse 1
- Means Within Gas Stream for Conducting Concentrate to Collector 6
- Closure Between Separating and Collecting Zones 1
- Residue Access, Handling or Removing Means 2
- Separable Collection Container 1
- Gaseous or Liquid 1
- With Heating or Cooling Means 2
- Parallel and Continuous Nonplanar Members 2
- Plural Deflectors Overlapped and Spaced Serially in Gas Flow 1
- Deflectors Apertured or Closely Spaced From Flow Path Wall 2
- Space or Aperture Opposed by Solid Deflector Surface 2
- Fixed Gas Whirler or Rotator Means 2
- Helical Vane or Baffle Within Flow Conduit 1
- Between Gas Flow Path Wall and Central Core 1
- Tangential Gas Inlet Opening in Casing 2
- Continuous Confined Flow Path 2
- Impingement Baffle 1
- Corrugated, Ribbed, Crimped, or With Projections 1
- With Gas Flow Effecting Means 1
- Plurality of Impellers Arranged in Parallel or Performing Diverse Functions 1
- Impeller Within or Proximate to Space Encompassed by Separating Media 6
- With Means Introducing Gas Into Midst of Separating Media 2
- Strands or Bristles With Unsupported or Free Extremities 1
- With Separate Flow Line Access Means or Filter Media Passage Means Offset to Flow Path 1
- Access Means Is Clamping or Coupling Means for Unit Filter Media 4
- Unit Transversely Slidable Through Flow Path 4
- Two or More Separators 9
- With Framework for Edge to Edge Relation 4
- Spaced for Parallel Flow of Gas 9
- Three or More Serially Spaced 1
- Plies or Layers of Different Characteristics or Orientation 19
- Differing Mesh Sizes 6
- With Means Securing or Retaining Separating Media 1
- Fastening Means Pierces or Penetrates Media 1
- Hinged or Pivoted Retainer or Clamp on Backing Frame or in Flow Line 5
- Unit or Cohesive Sheet-Like Media in Flow Line or Frame 9
- Edge Supporting or Securing Means for Nonplanar Sheet Form Filter 12
- Spiral or Cylindrical 23
- With Additional Transversely Arranged Members 3
- With Additional Support Means Not Positively Engaged or Joined to Media 1
- Gasket or Sealing Means 17
- Media Within Joinable or Separable Flow Line Sections 2
- Suspended or Supported by Bracket or From Top of Frame 1
- Distorted Media in Flow Line or Resilient Retaining Means 1
- Edge Supported or Secured Only 1
- Zigzag, Corrugated, or Conical 12
- Specific Media Material 2
- Ceramic or Sintered 41
- With Coating, Impregnant, or Bonding Agent 4
- Metal Mesh or Expanded Material 1
- Fibrous or Strand Form 5
- Organic 3
- Miscellaneous 2