4. Plastic article or earthenware shaping or treating: apparatus
  5. Shaping surface including means to release or remove product...
  6. By movable mold sections

Edward Pietraszkiewicz

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Apparatus for forming turbine blade with angled internal ribs

Plastic article or earthenware shaping or treating: apparatus – Shaping surface including means to release or remove product... – By movable mold sections
Reexamination Certificate

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Cooled rotor blade

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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Cooled rotor blade

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

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Hole-drilling guide and method

Electric heating – Metal heating – Cutting or disintegrating
Reexamination Certificate

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Method for forming turbine blade with angled internal ribs

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2198135

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