Manufacturing method for molded glass articles

Glass manufacturing – Processes – Sequentially forming – reheating – and working

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Details

65 291, 65 2919, 65102, 65275, C03B 2300

Patent

active

060704365

ABSTRACT:
Disclosed is a manufacturing method for molded glass articles including glass optical elements such as high precision lenses not requiring grinding and polishing after press molding. The manufacturing method according to the invention is a method for manufacturing the molded glass articles having a higher surface precision with a high productivity by pressing a glass material in a stepwise manner constituted of some steps depending on a temperature condition of the glass material.

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patent: 5032160 (1991-07-01), Murata et al.
patent: 5188650 (1993-02-01), Nomura et al.
patent: 5228894 (1993-07-01), Sato et al.
patent: 5762673 (1998-06-01), Hirota et al.
patent: 5782946 (1998-07-01), Komiyama et al.
patent: 5788732 (1999-11-01), Nomura et al.
patent: 5817161 (1998-10-01), Takagi et al.

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