The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 25, 2001
Filed:
Sep. 15, 1999
Shigekuni Inoue, Tokyo, JP;
Kazuhiko Ishimura, Yokohama, JP;
Yusuke Takei, Tokyo, JP;
Kosei Uchino, Funabashi, JP;
Asahi Glass Company Ltd., Tokyo, JP;
Abstract
The present invention provides a vacuum degassing system,having a leakage valve,installed between a condenser,and a vacuum pump,wherein even when the leakage valve,is opened, a vacuum degassing vessel,is not released to the atmosphere to thereby constantly maintain a temperature in the vacuum degassing vessel,and a large amount of volatile matters in the vacuum degassing vessel,are not discharged to a gas release pipe,whereby the vacuum degassing vessel,can be stably operated.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile