Nippon Magnetic Dressing Co., Ltd.

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for treating electric furnace dust
- Patent number 4,917,725
- Issue date Apr 17, 1990
- Nippon Steel Corporation
- Nobuyuki Hara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for using steelmaking slag
- Patent number 4,778,523
- Issue date Oct 18, 1988
- Nippon Magnetic Dressing Co., Ltd.
- Masao Tomari
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for making a hardening agent for weak soil or sludge from s...
- Patent number 4,652,310
- Issue date Mar 24, 1987
- Nippon Magnetic Dressing Co., Ltd.
- Makao Tormari
- C21 - METALLURGY OF IRON

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