Title:
スートプリフォームをパルス式ドープするまたは乾燥させる方法および装置
Document Type and Number:
Japanese Patent JP4475387
Kind Code:
B2
Abstract:
A method of manufacturing an optical waveguide preform includes providing a first process gas atmosphere to a soot preform contained in a vessel. The first atmosphere is held in the vessel for a first reacting time sufficient to at least partially dope or dry the soot preform. The vessel is then at least partially refilled with a second doping or drying atmosphere. The second doping or drying atmosphere is held in the vessel for a second reacting time sufficient to further dope or dry the soot preform.
Inventors:
Doweth, Stephen Bee
Hotov, Daniel W
Mataf, michael tee
Rosette, John S
Shermer Horn, Andrew Pee
Sprawl, Merrill F
Stone, john third
Tandon, Pushkar
Hotov, Daniel W
Mataf, michael tee
Rosette, John S
Shermer Horn, Andrew Pee
Sprawl, Merrill F
Stone, john third
Tandon, Pushkar
Application Number:
JP2003540097A
Publication Date:
June 09, 2010
Filing Date:
September 24, 2002
Export Citation:
Assignee:
CORNING INCORPORATED
International Classes:
C03B37/014
Domestic Patent References:
| JP63176325A | ||||
| JP60090843A | ||||
| JP63195141A | ||||
| JP7081962A | ||||
| JP63230533A | ||||
| JP62230638A | ||||
| JP1286932A | ||||
| JP3050231B1 | ||||
| JP61086436A | ||||
| JP61215224A | ||||
| JP60255638A | ||||
| JP62216934A | ||||
| JP6283331A | ||||
| JP1053423A | ||||
| JP1059730A | ||||
| JP6283323A | ||||
| JP6345469A | ||||
| JP6234529A | ||||
| JP5319848A | ||||
| JP566092A | ||||
| JP246824U | ||||
| JP251436A | ||||
| JP211129U | ||||
| JP6476927A |
Foreign References:
| US6116055 |
Attorney, Agent or Firm:
Yanagita Seiji
Go Sakuma
Go Sakuma