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Solex Corporation of Japan
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Method for neutralizing sulfuric acid containing zinc ion
Patent number
4,992,248
Issue date
Feb 12, 1991
Solex Corporation of Japan
Morio Watanabe
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...