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Method of making plastic reinforced fabric and articles made thereby

  • US 3,020,935 A
  • Filed: 02/21/1958
  • Issued: 02/13/1962
  • Est. Priority Date: 02/21/1958
  • Status: Expired due to Term
First Claim
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1. METHOD OF MAKING A TUBULAR FABRIC HAVING IMPROVED HOOP STRENGTH COMPRISING FIRST APPLYING A HARDENABLE RESINOUS THERMOSETTING MATERIAL TO A FLEXIBLE YARN, COATING SAID YARN SO IMPREGNATED WITH A SEALING MATERIAL, THEN WEAVING SAID YARN AS THE SPIRAL WEFT IN A TUBULAR WOVEN FABRIC, AND THEREAFTER HARDENING SAID HARDENABLE RESINOUS MATERIAL TO RIGIDIFY SAID YARN AND THEREBY TO INCREASE THE COMPRESSION HOOP STRENGTH OF SAID WOVEN TUBULAR FABRIC.

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