Invention Grant
- Patent Title: Free-formed quartz glass ingots and method for making same
- Patent Title (中): 自由形成的石英玻璃锭及其制造方法
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Application No.: US14155460Application Date: 2014-01-15
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Publication No.: US09290404B2Publication Date: 2016-03-22
- Inventor: Michael Peter Winnen , Todd R. Springer
- Applicant: Michael Peter Winnen , Todd R. Springer
- Applicant Address: US NY Waterford
- Assignee: Momentive Performance Materials Inc.
- Current Assignee: Momentive Performance Materials Inc.
- Current Assignee Address: US NY Waterford
- Agency: McDonald Hopkins LLC
- Agent Joseph E. Waters, Esq.
- Main IPC: C03B20/00
- IPC: C03B20/00 ; C03B17/00 ; C03B19/02 ; C03C3/06 ; C03C10/00
Abstract:
A method to form quartz glass ingots of ultra low contamination and defect levels by firing a high-purity quartz form as the feedstock, wherein the quartz glass ingot is free-formed on a platen rotating concentrically with the feedstock quartz article.
Public/Granted literature
- US20140123705A1 FREE-FORMED QUARTZ GLASS INGOTS AND METHOD FOR MAKING SAME Public/Granted day:2014-05-08
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