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Home › Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin using an aminosilane solution

Process to enhance the tensile strength of reclaimed sand bonded with ester cured alkaline phenolic resin using an aminosilane solution

US Patent 5190993 · Granted Mar 2, 1993

Estimated economic value: $8,345,000 ⓘ

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