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:
Jan. 15, 2002
Filed:
Sep. 15, 1997
Applicant:
Inventor:
Jin-Seong Yang, Daegukwangyeok, KR;
Assignee:
SamSung Electronics Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03D 3/701 ;
U.S. Cl.
CPC ...
C03D 3/701 ;
Abstract
An apparatus and process for cooling a quartz tube used in fabrication of an optical fiber preform by modified chemical vapor deposition. The apparatus has a nozzle ring supplied with a coolant. The nozzle ring has at least two vent sections that are be separatable for detaching the quartz tube from a lathe during processing, and a plurality of vents formed along the inside of the two vent sections for ejecting the coolant.