4. Powder metallurgy processes
  5. Powder metallurgy processes with heating or sintering
  6. Making porous product

Yojiro Hayashi

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Mechanical pump equipment

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Casing having multiple parts releasably clamped
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Method of preparing a durable air-permeable mold

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Making porous product
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