Glass manufacturing – Fiber making apparatus – Having coating or treating means
Reexamination Certificate
2005-06-07
2005-06-07
Chin, Peter (Department: 1731)
Glass manufacturing
Fiber making apparatus
Having coating or treating means
Reexamination Certificate
active
06901775
ABSTRACT:
A method and apparatus for providing a uniform coating thickness along an axial direction within an internal portion of a substrate tube is disclosed. A gas delivery unit is configured to coat the internal portion of the substrate tube. The gas delivery unit includes an insert. At least one of an inner diameter of the insert, a length of the insert, a gap between the insert and the substrate tube, and a flow of the gas mixture delivered to the substrate tube is configured to provide the uniform coating thickness along the axial direction.
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de Sandro Jean-Philippe J.
House Keith L.
Koh Joohyun
Mazumder Prantik
Chin Peter
Corning Incorporated
Foley & Lardner LLP
Short Svetlana Z.
Wayland Randall S.
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