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Patent Searching and Data


Title:
PRODUCTION OF OPTICAL FIBER POROUS GLASS PREFORM
Document Type and Number:
Japanese Patent JPH06263470
Kind Code:
A
Abstract:

PURPOSE: To provide an optical porous glass preform at a higher synthesizing rate than before.

CONSTITUTION: Flow velocity control members 3a and 3b are set between a fine glass particle synthesizing burner 1 and a target rod 2 to constitute an optical fiber porous glass preform producing device. The burner 1 is reciprocated in the longitudinal direction of the rod 2, a glass forming raw gas and a combustion gas are supplied to the burner 1 to synthesize fine glass particles which are deposited around the rod 2, and an optical fiber porous glass preform is produced.


Inventors:
KUWABARA MASAHIDE
Application Number:
JP1993000050703
Publication Date:
September 20, 1994
Filing Date:
March 11, 1993
Export Citation:
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Assignee:
FURUKAWA ELECTRIC CO LTD
International Classes:
C03B8/04; C03B37/014; C03B37/018; G02B6/00; (IPC1-7): C03B37/018; C03B8/04; G02B6/00