Title: Compound bottom-blown oxygen nozzle for complex top-and bottom-blown converter
Application Number: 88101491 Application Date: 1988.03.18
Publication Number: 1035850 Publication Date: 1989.09.27
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C21C5/48
Applicant(s) Name: Anshan Iron Address:
Inventor(s) Name:
Attorney & Agent: LI LING
Abstract:
     The nozzle in the invention has double-layered casing tubes, the outer stainless-steel tube and the inner non-metal tube of high-aluminium-contained ceramic, corundum and zirconia. It can resist high temp. and oxidization and has great adaptability for blowing several kinds of gas. Its application can save energy, reduce oxygen consumption, shorten smelting period, prolong the life of converter bottom and nozzles, and raise the quality of the steel produced. Moreover, it is easy to produce and use.
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