The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 1988
Filed:
Jul. 07, 1983
Applicant:
Inventors:
Karl Heinrich, Grossaitingen, DE;
Norbert Heichlinger, Konigsbrunn, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G / ; D04B / ; D04B / ;
U.S. Cl.
CPC ...
28218 ; 6612 / ;
Abstract
The invention provides a process for the continuous successive drawing and texturizing of undrawn multifilament polyester yarns according to the knit/deknit process, wherein undrawn filaments or yarns having a high preorientation corresponding to a yield stress of above 7.5 cN/tex are continuously drawn at room temperature and immediately thereafter subjected to a known knit/deknit texturizing.