4. Fluid reaction surfaces (i.e., impellers)
  5. Specific blade structure
  6. Concave surface

David John Humanchuk

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Airfoil core shape for a turbine nozzle

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Reexamination Certificate

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Airfoil shape for a turbine nozzle

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices
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Fourth-stage turbine bucket airfoil

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices
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Internal core profile for a turbine nozzle airfoil

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
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Mechanical solution for rail retention of turbine nozzles

Rotary kinetic fluid motors or pumps – Including destructible – fusible – or deformable non-reusable...
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Profile ID: LFUS-PAI-P-2549486

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