IRON-BASE SINTERED MATERIAL FOR INSERT OF VALVE CAGE, METHOD OF MANUFACTURE OF VALVE CAGE INSERT AND VALVE CAGE INSERT Russian patent published in 1997 - IPC

Abstract RU 2081200 C1

FIELD: sintered materials, methods of manufacture of iron articles, particular, inserts for valve cages, and insert itself for valve cage. SUBSTANCE: materials are based on materials N₁₁, N₁₂ and N₁₃ AIGS plus diluent. EFFECT: higher efficiency. 13 cl, 7 tbl

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RU 2 081 200 C1

Authors

Charl'Z Grant Pernell[Gb]

Dates

1997-06-10—Published

1990-09-19—Filed