Inventor
KAWAKAMI MASAHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKAMI MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON KOKAN KK
14 patentsUS5065985ANov 19, 1991
Method for smelting reduction of iron ore and apparatus therefor
NIPPON KOKAN KK34 citations92
US6837916B2Jan 4, 2005
Smelting reduction method
NIPPON KOKAN KK18 citations80
US4995906AFeb 26, 1991
Method for smelting reduction of iron ore
NIPPON KOKAN KK12 citations73
US4988079AJan 29, 1991
Apparatus for smelting and reducing iron ores
NIPPON KOKAN KK9 citations73
US4961784AOct 9, 1990
Method of smelting reduction of chromium raw materials and a smelting reduction furnace thereof
NIPPON KOKAN KK11 citations73
US4936908AJun 26, 1990
Method for smelting and reducing iron ores
NIPPON KOKAN KK12 citations73
US5047082ASep 10, 1991
Method for smelting reduction of Ni ore
NIPPON KOKAN KK8 citations72
US5039480AAug 13, 1991
Method for manufacturing molten metal containing Ni and Cr
NIPPON KOKAN KK13 citations72
US5017220AMay 21, 1991
Method for smelting reduction of Ni ore
NIPPON KOKAN KK8 citations72
US5074530ADec 24, 1991
Apparatus for smelting reduction of iron ore
NIPPON KOKAN KK3 citations62
US5047081ASep 10, 1991
Method of decarburizing high chromium molten metal
NIPPON KOKAN KK4 citations62
US5000784AMar 19, 1991
Method for smelting reduction of iron ore
NIPPON KOKAN KK4 citations62
US4944799AJul 31, 1990
Method of producing stainless molten steel by smelting reduction
NIPPON KOKAN KK3 citations62
US4935054AJun 19, 1990
Method of charging chromium ores in a smelting reduction
NIPPON KOKAN KK3 citations61