Patent · US Expired

Drawing dielectric optical waveguides

US4101305A · kind A · utility

7Cited by
9References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 25, 1977
Grant dateJul 18, 1978
Priority date—
Expiry dateMay 25, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03B37/085
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An apparatus for drawing a dielectric optical waveguide having minimal attenuation characteristics comprises a double crucible in a closed atmosphere container with glass rod supply means and atmosphere supply means.

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