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Yasuyuki Yamada
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Iwata-shi, JP
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last 30 patents
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Patent Grant
Recycle of grinding sludge
Patent number
6,874,411
Issue date
Apr 5, 2005
NTN Corporation
Kanji Nakamura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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last 30 patents
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Patent Application
Recycle of grinding sludge
Publication number
20010050006
Publication date
Dec 13, 2001
Kanji Nakamura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...