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Patent Searching and Data


Title:
METHOD OF PRODUCING A ZIRCONIUM ALLOY SEMI-FINISHED PRODUCT FOR THE PRODUCTION OF AN ELONGATED PRODUCT AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO2004072317
Kind Code:
B1
Abstract:
The invention relates to a method of producing a zirconium alloy semi-finished product for the production of an elongated product and to the use thereof. According to the invention, a large ingot (1) is produced by means of zirconium alloy casting and, subsequently, the ingot is forged in order to produce the semi-finished product (3) in two steps. The first ingot (1) forging step is performed at a temperature at which the zirconium alloy is in a state comprising crystalline phases A and B, for example, said forging temperature can be between 850 DEG C and 950 DEG C.

Inventors:
BARBERIS PIERRE (FR)
RIZZI NOEL (FR)
ROBBE XAVIER (FR)
Application Number:
FR2004000019W
Publication Date:
October 07, 2004
Filing Date:
January 07, 2004
Export Citation:
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Assignee:
COMPAGNIE EUROPEENNE DU ZIRCONIUM - CEZUS
BARBERIS, PIERRE
RIZZI, NOEL
ROBBE, XAVIER
International Classes:
B21J1/02; B21J5/00; C22C16/00; C22F1/18; G21C3/07; G21C21/02; (IPC1-7): C22F1/18
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