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公开(公告)号：CA2432729A1
公开(公告)日：2002-07-04
申请号：CA2432729
申请日：2001-11-16
Applicant: CORNING INC
Inventor： LACY CLAUDE E , JAMES TIFFANY L , MATTHEWS HAZEL B , ONUH CHUKWUEMEKA B , SCHIEFELBEIN SUSAN L
IPC: C03B19/14 , C03B23/04 , C03B37/014 , C03B37/018 , C03C3/06 , C03B37/07
Abstract: A silica soot preform (12) is inserted into a furnace (30). The preform is then treated with heat and carbon monoxide gas (32) so as to reduce impuriti es that could effect the final product.
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