Use of specified macromolecular materials not provided for in a single one of main groups B29K201/00 - B29K295/00, as reinforcement

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    Highly abrasion-resistant grafted polyolefin pipe

    • Patent number 8,728,600
    • Issue date May 20, 2014
    • E I du Pont de Nemours and Company
    • Richard Allen Hayes
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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