1 result for “Owens-Illinois”
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Patent · January 14, 1958
Process of and apparatus for separating asbestos fibre from rock and for cleaning the fibre (US Patent 2,819,846, 1958)
…1954. The patent's description opens (from the scanned text): This invention relates to improvements in process of and apparatus for separating asbestos fibre from rock and for cleaning the fibre and the primary object of…