1 result for “Owens-Illinois”
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Patent · March 19, 1946 · page 1
Manufacture of Normal Magnesium Carbonate (US Patent 2,396,915, 1946)
In the document: …2,275,032, we have disclosed that aqueous mixtures of normal magnesium carbonate and basic magnesium carbonate can be molded substantially without drying shrink in drying ovens. It is the function of the Sup ports to…