Inventor
COLLIN PER HARALD
13 patents
⚠️ This page may combine multiple inventors who share the name “COLLIN PER HARALD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STORA KOPPARBERGS BERGSLAGS AB
6 patentsUS4026679AMay 31, 1977
Apparatus for and process of converting carbonaceous materials containing sulphur to an essentially sulphur-free combustible gas
STORA KOPPARBERGS BERGSLAGS AB62 citations95
US4073642AFeb 14, 1978
Method for reducing material containing iron oxides
STORA KOPPARBERGS BERGSLAGS AB58 citations94
US4094665AJun 13, 1978
Method for simultaneous combined production of electrical energy and crude iron
STORA KOPPARBERGS BERGSLAGS AB21 citations81
US4084958AApr 18, 1978
Method of reducing finely grained material containing iron oxides in a fluid bed
STORA KOPPARBERGS BERGSLAGS AB12 citations73
US4042376AAug 16, 1977
Method for carrying out endothermic reduction processes in a circulating fluid bed and an apparatus therefor
STORA KOPPARBERGS BERGSLAGS AB12 citations73
US3985544AOct 12, 1976
Method for simultaneous combined production of electrical energy and crude iron
STORA KOPPARBERGS BERGSLAGS AB18 citations69
ASEA AB
6 patentsUS3947621AMar 30, 1976
Furnace and method for reducing metal oxides to molten metal
ASEA AB22 citations80
US4080511AMar 21, 1978
Apparatus for the melt reduction of fine-grained iron oxide material
ASEA AB9 citations73
US4079185AMar 14, 1978
Method and apparatus for the melt reduction of iron oxides
ASEA AB10 citations73
US4033562AJul 5, 1977
Furnace for melting solid ferrous pieces
ASEA AB11 citations73
US4000060ADec 28, 1976
Magnetic separator for hot mixtures containing magnetic components
ASEA AB13 citations73
US3932173AJan 13, 1976
Inductially heated gas lift pump action method for melt reduction
ASEA AB12 citations69