Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...
Reexamination Certificate
2007-01-02
2007-01-02
Nguyen, Hoang (Department: 3748)
Fluid reaction surfaces (i.e., impellers)
With heating, cooling or thermal insulation means
Changing state mass within or fluid flow through working...
C415S115000, C415S116000
Reexamination Certificate
active
11016833
ABSTRACT:
An internally cooled airfoil for a gas turbine engine, wherein a plurality of elongated cooling fins are provided inside the concave sidewall.
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Nguyen Hoang
Ogilvy Renault LLP
Pratt & Whitney Canada Corp.
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