4. Fluid reaction surfaces (i.e., impellers)
  5. With heating, cooling or thermal insulation means
  6. Changing state mass within or fluid flow through working...

David W Barrett

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Cooled turbine blade

Rotary kinetic fluid motors or pumps – With passage in blade – vane – shaft or rotary distributor...
Reexamination Certificate

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Gas turbine engine guide vane

Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...
Reexamination Certificate

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Gas turbine structure

Rotary kinetic fluid motors or pumps – With diversely oriented inlet or additional inlet for...
Reexamination Certificate

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