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:
Mar. 01, 2005
Filed:
Jun. 25, 2002
Won-ii Jeong, Kumi-shi, KR;
Jeong-hyun OH, Taegu-Kwangyokshi, KR;
Jung-je Bang, Kumi-shi, KR;
Young-min Baik, Kumi-shi, KR;
Won-II Jeong, Kumi-shi, KR;
Jeong-Hyun Oh, Taegu-Kwangyokshi, KR;
Jung-Je Bang, Kumi-shi, KR;
Young-Min Baik, Kumi-shi, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
The present invention discloses a method for fabricating silica glass using a sol-gel process, which includes a sol forming step for forming a sol by mixing a starting material, deionized water and an additive together; gelation step for gelatinizing the sol after filling a circular mold with the gel produced; gel drying step for separating the gel from the circular mold and drying the gel; setting step for placing the gel inside of a heat chamber and injecting helium gas into the heat chamber; and low heat treatment step for pressurizing and depressurizing an internal pressure of the heat chamber repeatedly for several times.