Hygroscopic additives for silica soot compacts and methods for forming optical quality glass

SB Dawes, LA Hogue - US Patent 10,494,291, 2019 - Google Patents
A method for forming an optical quality glass is provided. The method includes contacting
silica soot particles with a hygroscopic additive, forming a silica soot compact, and removing …

Method for forming optical fiber and preforms

JG Fagan, J Wang - US Patent 10,053,386, 2018 - Google Patents
A method of forming an optical fiber includes the steps of forming a silica-based soot blank
with at least one silica-based soot core cane at least partially embedded in the soot blank …

Method for manufacturing of optical fibre preform

S Gaikwad, S Kapoor, B Gomatam - US Patent App. 16/849,966, 2021 - Google Patents
The present disclosure provides a method for manufacturing of an optical fiber preform. The
method includes a first step of compacting silica particles using a pressing die and punching …

Methods and apparatuses for forming optical preforms from glass soot

DR Boughton, CS Thomas, J Wang - US Patent 9,593,036, 2017 - Google Patents
Methods and apparatuses for forming optical preforms from silica glass soot are disclosed.
According to one embodiment, a method for forming an optical preform may include loading …

Nanoparticle additives for silica soot compacts and methods for strengthening silica soot compacts

JE Clinton, Y Gu, J Wang - US Patent 10,793,466, 2020 - Google Patents
US10793466B2 - Nanoparticle additives for silica soot compacts and methods for strengthening
silica soot compacts - Google Patents US10793466B2 - Nanoparticle additives for silica soot …

Methods and apparatuses for forming optical preforms from glass soot

DR Boughton, CS Thomas, J Wang - US Patent 9,376,338, 2016 - Google Patents
Methods and apparatuses for forming optical preforms from silica glass soot are disclosed.
According to one embodiment, a method for forming an optical preform may include loading …

Refractory vessels and methods for forming same

SB Dawes, DH Jennings - US Patent 8,713,966, 2014 - Google Patents
BACKGROUND The exocasting process can be used to form, for example, silicon
photovoltaic Substrates using a molten semiconduct ing material. Such as molten silicon. A …