Inventor
STENKVIST SVEN-EINAR
46 patents
⚠️ This page may combine multiple inventors who share the name “STENKVIST SVEN-EINAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASEA AB
33 patentsUS4228314AOct 14, 1980
DC Arc furnace hearth
ASEA AB26 citations82
US4110546AAug 29, 1978
DC arc furnace having a rotating arc
ASEA AB22 citations82
US4149024AApr 10, 1979
Arc furnace for reducing metal oxides and method for operating such a furnace
ASEA AB29 citations81
US4336411AJun 22, 1982
Molten metal heating, stirring and casting apparatus
ASEA AB21 citations80
US4528673AJul 9, 1985
Ladle furnace with DC heating
ASEA AB10 citations74
US4277638AJul 7, 1981
Prefabricated unit for a DC arc furnace
ASEA AB15 citations74
US4038483AJul 26, 1977
Means for direct current arc furnaces
ASEA AB8 citations74
US4016355AApr 5, 1977
Device in direct current arc furnaces
ASEA AB8 citations74
US3999000ADec 21, 1976
Self-commutating DC arc furnace having starting electrode and method of its operation
ASEA AB7 citations74
US4135052AJan 16, 1979
Dc arc furnace arc control
ASEA AB8 citations73
US4618963AOct 21, 1986
Direct current arc furnace
ASEA AB9 citations72
US4577326AMar 18, 1986
DC Arc furnace hearth connection
ASEA AB10 citations72
US4541099ASep 10, 1985
DC Arc furnace improved hearth construction
ASEA AB17 citations72
US4324943AApr 13, 1982
DC Arc furnace hearth construction
ASEA AB12 citations72
US4612650ASep 16, 1986
DC arc furnace
ASEA AB2 citations63
US4468782AAug 28, 1984
Method and device for operating a DC arc furnace
ASEA AB6 citations63
US4435813AMar 6, 1984
DC Arc furnace component
ASEA AB6 citations63
US4425659AJan 10, 1984
Metal oxide reduction furnace
ASEA AB5 citations63
US4356340AOct 26, 1982
DC Arc furnace having a shielded arc
ASEA AB5 citations63
US4204082AMay 20, 1980
DC Arc furnace having starting electrode
ASEA AB5 citations63
US4145562AMar 20, 1979
DC Arc furnace melt electrode
ASEA AB3 citations63
US4032704AJun 28, 1977
Method and apparatus for treating a metal melt
ASEA AB6 citations63
US3997712ADec 14, 1976
Electric arc furnace
ASEA AB4 citations63
US3988525AOct 26, 1976
Direct current arc furnace with charging means
ASEA AB4 citations63
US4177061ADec 4, 1979
Method for making iron-chromium alloys
ASEA AB6 citations62
US4018974AApr 19, 1977
Direct current arc furnace
ASEA AB2 citations62
US4701931AOct 20, 1987
Electrically conductive bricks
ASEA AB6 citations61
US4606055AAug 12, 1986
DC arc furnace having starting equipment
ASEA AB3 citations61
US4442526AApr 10, 1984
Electric arc furnace arcing electrode seal
ASEA AB4 citations61
US4403328ASep 6, 1983
DC Arc furnace power connection system
ASEA AB3 citations61
US3985945AOct 12, 1976
Direct-current arc furnace
ASEA AB1 citations52
US4097978AJul 4, 1978
DC Arc furnace hearth electrode installation
ASEA AB0 citations42
US4031308AJun 21, 1977
Direct current arc furnace hearth connection installation
ASEA AB0 citations42
ASEA BROWN BOVERI
11 patentsUS5748666AMay 5, 1998
Method and furnace for treatment of ash
ASEA BROWN BOVERI19 citations82
US5237585AAug 17, 1993
Direct-current arc furnace having circumferential zones of varying conductivity
ASEA BROWN BOVERI13 citations74
US5173920ADec 22, 1992
Direct-current electric-arc furnace
ASEA BROWN BOVERI12 citations64
US5787109AJul 28, 1998
Furnace vessel for a DC arc furnace
ASEA BROWN BOVERI2 citations63
US5376911ADec 27, 1994
Choke coil
ASEA BROWN BOVERI6 citations63
US5317591AMay 31, 1994
Direct-current arc furnace
ASEA BROWN BOVERI5 citations63
US5274663ADec 28, 1993
Direct-current arc furnace plant
ASEA BROWN BOVERI4 citations63
US5134628AJul 28, 1992
Direct-current arc furnace having bottom electrodes with bath agitation electromagnet
ASEA BROWN BOVERI6 citations63
US4853941AAug 1, 1989
D.C. arc furnace having electrically conductive hearth and method for making same
ASEA BROWN BOVERI6 citations61
US5719897AFeb 17, 1998
Furnace vessel for a direct current arc furnace
ASEA BROWN BOVERI0 citations44
US5738823AApr 14, 1998
Meltdown apparatus
ASEA BROWN BOVERI1 citations41