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Kenneth W. Spencer
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Ancaster, CA
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last 30 patents
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Patent Grant
Enclosures for slag pelletization apparatus and method of operation...
Patent number
5,082,483
Issue date
Jan 21, 1992
National Slag Limited
Kenneth W. Spencer
C21 - METALLURGY OF IRON
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Patent Grant
Enclosures for slag pelletization apparatus and method of operation
Patent number
4,995,894
Issue date
Feb 26, 1991
National Slag Limited
Kenneth W. Spencer
C21 - METALLURGY OF IRON