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last 30 patents
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Patent Grant
Anti-oxidative agent for molten metal, method of preparing and meth...
Patent number
8,075,663
Issue date
Dec 13, 2011
Shenzhen Kunqixinhua Technology Co., Ltd.
Yongnong Yan
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
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Patent Application
ANTI-OXIDATIVE AGENT FOR MOLTEN METAL, METHOD OF PREPARING AND METH...
Publication number
20100180726
Publication date
Jul 22, 2010
Yongnong YAN
C21 - METALLURGY OF IRON