Gas Separation Patents (Class 55)

With nonliquid cleaning means for separating media (Class 55/282)

Aircraft anti-ingestion means (e.g., aircraft debris guard) (Class 55/306)

Filter or apertured deflector unit discontinuous across gas flow within flow conduit (Class 55/307)

Multiple members serially spaced in flow conduit (Class 55/308)

With separating media bypass or system gas pressure relief (e.g., rupturable or deformable) (Class 55/309)

Plural serial basically diverse separating media (Class 55/315)

With recycle means (Class 55/338)

Multiple bag type filters in chamber (Class 55/341.1)

Multiple separators, each with discrete and longitudinally confined gas inlet or outlet flow path (Class 55/342)

With means for advancing clean portions of continuous or indefinite length separating media into gas stream (Class 55/351)

With liquid trap seal or valve (Class 55/355)

With means facilitating transportability or handling of apparatus (Class 55/356)

Handle feature for apparatus or part thereof (Class 55/357)

With ground support means (nonflow conducting) (Class 55/358)

With portion of cover removable (Class 55/359)

With electrical grounding means (Class 55/360)

Flexible or collapsible bag type (Class 55/361)

With remote fan or pump and unconfined flow to separator (Class 55/383)

Combined or convertible (Class 55/385.1)

Restricted annular mixture inlet to collector zone around gas outlet conduit attached baffle (Class 55/391)

With guide means effecting removal of constituent layer out of gas stream (Class 55/392)

Mounted or supported for continuous motion (Class 55/400)

With separated gas outflow control (e.g., apertured conduit) (Class 55/410)

With inflow gas control or distribution (Class 55/418)

With means for liquid separation (Class 55/421)

Separating media adjustable to various positions of use or to nonuse (Class 55/422)

Means within gas stream for conducting concentrate to collector (Class 55/423)

With concentrate backflow or re-entrainment preventing means (Class 55/424)

Residue access, handling or removing means (Class 55/428)

Deflector (Class 55/434)

With separated nongaseous material conducting or treating means (Class 55/466)

With gas flow effecting means (Class 55/467)

With particulate solids movement during use or agitating means therefor (Class 55/474)

With means adjustable to control compactness of separating media (Class 55/475)

With means introducing gas into midst of separating media (Class 55/476)

Strands or bristles with unsupported or free extremities (e.g., brush type) (Class 55/477)

With separate flow line access means or filter media passage means offset to flow path (Class 55/478)

Two or more separators (e.g., spaced filters in flow line or casing) (Class 55/482)

With means securing or retaining separating media (Class 55/490)

Spiral filter media (Class 55/520)

Zigzag, corrugated, or conical (Class 55/521)

Specific media material (Class 55/522)

Miscellaneous (e.g., shapes) (Class 55/529)

Foreign Patent Art Collections

Class-related foreign documents (Class 55/FOR000)

Digests

Graduated electrostatic field (Class 55/DIG1)

Vacuum cleaner bags (Class 55/DIG2)

Vacuum cleaner (Class 55/DIG3)

Methods of making filter (Class 55/DIG5)

Magnetic couplings (Class 55/DIG6)

Black liquor treatment (Class 55/DIG7)

Built-in vacuum cleaners (Class 55/DIG8)

Radioactive filters (Class 55/DIG9)

Residue burned (Class 55/DIG10)

Pocket type filter (Class 55/DIG12)

Polyurethane filters (Class 55/DIG13)

Inertia separator (Class 55/DIG14)

Cold traps (Class 55/DIG15)

Compressed air water removal (Class 55/DIG17)

Work bench (Class 55/DIG18)

Crankcase ventilation (Class 55/DIG19)

Spark arrester (Class 55/DIG20)

Silencer cleaner (Class 55/DIG21)

Steam separators (Class 55/DIG23)

Viscous coated filter (Class 55/DIG24)

Agglomerators (Class 55/DIG25)

Bag coupling (Class 55/DIG26)

Cleaners, liquid (Class 55/DIG27)

Carburetor attached (Class 55/DIG28)

Air curtains (Class 55/DIG29)

Exhaust treatment (Class 55/DIG30)

Filter frame (Class 55/DIG31)

Gaseous fluid conveying (Class 55/DIG32)

Gas mask canister (Class 55/DIG33)

Indicator and controllers (Class 55/DIG34)

Respirators and register filters (Class 55/DIG35)

Kitchen hoods (Class 55/DIG36)

Louvers (Class 55/DIG37)

Tubular collector electrode (Class 55/DIG38)

Electrets separator (Class 55/DIG39)

Foam filter materials (Class 55/DIG42)

Knitted filter mediums (Class 55/DIG43)

Pile and pile-type filter mediums (Class 55/DIG44)

Woven filter mediums (Class 55/DIG45)

Spray booths (Class 55/DIG46)