Inventor
ARIIZUMI TAKASHI
JP4 patents
Patents
4 patentsUS6073331AJun 13, 2000
Method for manufacturing seamless pipe
NIPPON KOKAN KK16 citations90
US5778714AJul 14, 1998
Method for manufacturing seamless pipe
NIPPON KOKAN KK22 citations87
US4986341AJan 22, 1991
Process for making non-oriented high silicon steel sheet
NIPPON KOKAN KK10 citations69
US4294094AOct 13, 1981
Method for automatically controlling width of slab during hot rough-rolling thereof
NIPPON KOKAN KK14 citations69