LandOfFree - US Patents - Listing for Rotary expansible chamber devices,Multistage

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Blending pump assembly

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Blending pump assembly

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Blending pump assembly

Rotary expansible chamber devices – Multistage – Sliding abutment

Capacity varying type rotary compressor

Rotary expansible chamber devices – Multistage – Sliding vane

Cartridge rotary vane pump

Rotary expansible chamber devices – Multistage – Sliding vane

Cartridge rotary vane pump

Rotary expansible chamber devices – Multistage – One working chamber stage encircles another

Clutch apparatus for a rotary compressor

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Combination double screw rotor assembly

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Combination double screw rotor assembly

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Composite dry vacuum pump having roots and screw rotor

Rotary expansible chamber devices – Multistage – Sliding abutment

Compressor having an ejector oil pump

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Compressor interstage coolant injector nozzle

Rotary expansible chamber devices – Multistage – Sliding vane

Compressor-expander of the vane type having canted vane cavity

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Compressors

Rotary expansible chamber devices – Multistage – Sliding vane

Cooling structure for an oil sealed rotary vacuum pump

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Device for supplying a multi-stage dry-running vacuum pump with

Rotary expansible chamber devices – Multistage – Interengaging rotary members

Displacement type rotary system steam turbine engine

Rotary expansible chamber devices – Multistage – Sliding abutment

Double-cylinder two-stage compression rotary compressor

Rotary expansible chamber devices – Multistage – Sliding abutment

Downhole motor system