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Hiroshi Igarashi
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Ibaragi, JP
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last 30 patents
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Patent Grant
Nickel-base alloy for glass-contracting member used in unenergized...
Patent number
5,330,710
Issue date
Jul 19, 1994
Doryokuro Kakunenryo Kaihatsu Jigyodan
Toshio Masaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Melting furnace for treating wastes and a heating method of the same
Patent number
5,304,701
Issue date
Apr 19, 1994
Doryokuro Kakunenryo Kaihatsu Jigyodan
Hiroshi Igarashi
C03 - GLASS MINERAL OR SLAG WOOL
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Patent Grant
Electric melting furnace for glassifying high-radioactive waste
Patent number
4,782,497
Issue date
Nov 1, 1988
Doryoku Kaunenryo Kaihatsu Jigyodan
Noriaki Sasaki
C03 - GLASS MINERAL OR SLAG WOOL