R-Fe-B POROUS MAGNET AND METHOD FOR PRODUCING THE SAME

An R-Fe-B based porous magnet according to the present invention has an aggregate structure of Nd2Fe14B type crystalline phases with an average grain size of 0.1 μm to 1 μm. At least a portion of the magnet is porous and has micropores with a major axis of 1 μm to 20 μm.

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Hauptverfasser: BEKKI KATSUNORI, HIROSAWA SATOSHI, NISHIUCHI TAKESHI, NOZAWA NORIYUKI, MAKI TOMOHITO
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creator BEKKI KATSUNORI
HIROSAWA SATOSHI
NISHIUCHI TAKESHI
NOZAWA NORIYUKI
MAKI TOMOHITO
description An R-Fe-B based porous magnet according to the present invention has an aggregate structure of Nd2Fe14B type crystalline phases with an average grain size of 0.1 μm to 1 μm. At least a portion of the magnet is porous and has micropores with a major axis of 1 μm to 20 μm.
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subjects APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
BASIC ELECTRIC ELEMENTS
CASTING
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
INDUCTANCES
MAGNETS
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
PERFORMING OPERATIONS
POWDER METALLURGY
PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SPRAYING OR ATOMISING IN GENERAL
TRANSFORMERS
TRANSPORTING
WORKING METALLIC POWDER
title R-Fe-B POROUS MAGNET AND METHOD FOR PRODUCING THE SAME
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