LandOfFree - US Patents - Listing for Fluid reaction surfaces (i.e., impellers),Spiral blade or flow passage

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Boat Propeller

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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Fluid pump with air inducer

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage – Flow confining casing – shroud or passage

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Helical turbine assembly operable under multidirectional fluid f

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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Helical turbine assembly operable under multidirectional gas and

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Helical wind rotor and a method for manufacturing the same

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Reexamination Certificate

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Helicoidal structures, useful as wind turbines

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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High suction performance and low cost inducer design blade...

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Reexamination Certificate

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Liquid pump

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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Propeller

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Pump impeller

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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Pump impeller

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage – Flow confining casing – shroud or passage

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Turbulators

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

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Vertical axis turbine

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Windmill with radial vanes

Fluid reaction surfaces (i.e. – impellers) – Spiral blade or flow passage

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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