Inventor

KOHIRA SATOSHI

JP2 patents

Patents

2 patents

US6793710B2Sep 21, 2004

Method for blowing oxygen in converter and top-blown lance for blowing oxygen

NIPPON KOKAN KK3 citations58

US5356493AOct 18, 1994

Blister-resistant steel sheet and method for producing thereof

NIPPON KOKAN KK6 citations55