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US 4,052,202 AGranted
Zirconium alloy additive and method for making zirconium additions to steels
AssigneeReactive Metals & Alloys Corporation
InventorLeon Luyckx
Life of this patent
Estimating the term…
Abstract
An additive and method of making zirconium additions to steel is provided in which an alloy of about 70% to 90% zirconium and the balance iron with residual impurities is formed into uniform sized pieces and added to a bath of molten steel with various possible techniques.
Claims11
An additive for making zirconium additions to steel comprising generally uniformly sized pieces of an alloy consisting essentially of about 70% to 90% zirconium and the balance iron with residual impurities.
A method for adding zirconium to steel comprising the steps of:
- a. forming an alloy consisting essentially of about 70% to 90% zirconium and the balance iron with residual impurities into substantially uniform sized pieces, and
- b. adding said uniform sized pieces to a molten bath of steel to be treated.
Dependencies are inferred from the claim text.