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Binders for foundry sands
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Patent number 4,579,883
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Issue date Apr 1, 1986
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Scott Bader Company Limited
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Kenneth E. L. Nicholas
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B22 - CASTING POWDER METALLURGY
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No-bake foundry binder system
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Patent number 4,083,823
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Issue date Apr 11, 1978
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Hooker Chemicals & Plastics Corporation
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James R. Welcome
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B22 - CASTING POWDER METALLURGY
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3255500
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Patent number 3,255,500
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Issue date Jun 14, 1966
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B22 - CASTING POWDER METALLURGY
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3179990
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Patent number 3,179,990
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Issue date Apr 27, 1965
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B22 - CASTING POWDER METALLURGY
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2997759
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Patent number 2,997,759
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Issue date Aug 29, 1961
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B22 - CASTING POWDER METALLURGY
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1831555
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Patent number 1,831,555
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Issue date Nov 10, 1931
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B22 - CASTING POWDER METALLURGY