Patents Assigned to The Bobtex Corporation, Ltd.
  • Poy yarn compositions
    Patent number: 4244174
    Abstract: The instant specification describes an improved method for the manufacture of composite yarns having a central carrier with fibers or filaments adhered thereto. The method includes the step of using a partially oriented yarn as the carrier material and drawing or stretching the partially oriented yarn immediately prior to or as the yarn passes through an extruder to be coated with a binding material.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: January 13, 1981
    Assignee: The Bobtex Corporation, Ltd.
    Inventor: Andrew J. Bobkowicz