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Pumping liquid metals
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Patent number 5,011,528
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Issue date Apr 30, 1991
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J. Mulcahy Enterprises Inc.
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Joseph A. Mulcahy
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B22 - CASTING POWDER METALLURGY
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Continuous casting of steel
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Patent number 4,522,249
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Issue date Jun 11, 1985
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J. Mulcahy Enterprises Incorporated
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Joseph A. Mulcahy
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B22 - CASTING POWDER METALLURGY
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Vacuum treating steels
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Patent number 4,512,799
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Issue date Apr 23, 1985
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J. Mulcahy Enterprises Incorporated
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Joseph A. Mulcahy
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C21 - METALLURGY OF IRON
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Induction furnace
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Patent number 4,499,583
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Issue date Feb 12, 1985
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J. Mulcahy Enterprises Incorporated
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Joseph A. Mulcahy
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR