Patent · US Expired

Process for preparing open structure fibers

US4394339A · kind A · utility

7Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 1980
Grant dateJul 19, 1983
Priority date
Expiry dateNov 28, 2000

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD01F6/18
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Use of special pin insert in the counterbore-orifice combination of a conventional spinnerette plate provides open structure fibers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.