公开(公告)号：US3806396A

公开(公告)日：1974-04-23

申请号：US22890272

申请日：1972-02-24

Applicant: GLAVERBEL

Inventor： BRICHARD EDGARD ,  PLUMAT EMILE ,  DUCHENE ELOY ,  LECLERCQ ROBERT

IPC: C03B15/02 ,  C03B15/04

CPC classification number: C03B15/02 ,  Y02P40/57

Abstract: In the fabrication of flat glass by drawing a ribbon of glass upwardly from the free surface of a molten glass bath, the uniformity of the glass currents feeding the ribbon is improved by passing an electric current through the glass in the bath between electrodes at different levels of the bath.