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Sudarsan C. Samanta
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Plymouth Meeting, PA, US
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Patent Grant
Strong, heat stable, water repellent, expanded perlite/alkali metal...
Patent number
4,446,040
Issue date
May 1, 1984
General Refractories Company
Sudarsan C. Samanta
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES