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:
May. 12, 2015
Filed:
Jan. 08, 2013
Heraeus Quartz America Llc, Austin, TX (US);
Matthew Donelon, Austin, TX (US);
Heraeus Quartz America LLC, Austin, TX (US);
Abstract
A method of forming fused quartz glass is provided. The method includes the steps of: (a) providing a starting body made of fused quartz glass; (b) positioning the fused quartz glass starting body on a base plate; (c) inserting a first insert device into an interior cavity of the starting body to form an assembled structure; (d) heating the assembled structure to a predetermined temperature at which the fused quartz glass has a viscosity in a range of 10to 10poise; and (e) deforming the fused quartz glass of the starting body at the predetermined temperature or in the viscosity range of 10to 10poise around the first insert device to change a shape of the starting body. A method for making a large fused quartz glass vessel and a forming assembly for forming fused quartz glass are also provided.