4. Specialized metallurgical processes, compositions for use therei
  5. Processes
  6. Producing or treating free metal

David H. DeYoung

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Aluminum alloys having improved cast surface quality

Metal treatment – Stock – Age or precipitation hardened or strengthened
Reexamination Certificate

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Aluminum alloys having improved cast surface quality

Metal working – Method of mechanical manufacture – Combined manufacture including applying or shaping of fluent...
Reexamination Certificate

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Cast alloys

Alloys or metallic compositions – Aluminum base – Copper containing
Reexamination Certificate

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Control of oxide growth on molten aluminum during casting...

Metal founding – Process – Shaping liquid metal against a forming surface
Reexamination Certificate

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Inert electrode connection

Chemistry: electrical and wave energy – Apparatus – Electrolytic
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Profile ID: LFUS-PAI-P-387782

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