US PATENT SUBCLASS 419 / 61
FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED METAL PARTICLES

Current as of: June, 1999
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419 /   HD   POWDER METALLURGY PROCESSES

61FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED METAL PARTICLES {2}
62  DF  .~> Powder pretreatment {3}
66  DF  .~> Consolidation of powders {3}

DEFINITION

Classification: 419/61

FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED METAL PARTICLES:

(under the class definition) Processes for making articles by uniting powders or particulate materials including a free metal without the use of heat.

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1+, for similar processes which employ heat, usually at a sufficient level to induce sintering.

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264, Plastic and Nonmetallic Article Shaping or Treating: Processes,

109+, for similar processes performed on materials not containing free metal particles.