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KORF STAHL

Overview
  • Total Patents
    134
About

KORF STAHL has a total of 134 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Germany, Spain and Brazil. Its main competitors in its focus markets thermal processes, materials and metallurgy and electrical machinery and energy are NORSK STAAL ELEK SK GAS REDUKT, TECNORED DESENVOLVIMENTO TECNOLOGICO S A and FRIEDRICH KOCKS DR ING.

Patent filings per year

Chart showing KORF STAHLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Elsner Emil 34
#2 Rollinger Bernt 17
#3 Maschlanka Walter 15
#4 Weber Ralph 15
#5 Fuchs Gerhard 12
#6 Elsner E 11
#7 Rinner Bernhard 10
#8 Eckert Hans-Juergen 9
#9 Assenmacher Rolf 9
#10 Elsner Emil Dr Ing 8

Latest patents

Publication Filing date Title
DE3034539A1 METHOD AND DEVICE FOR THE DIRECT GENERATION OF LIQUID RAW IRON FROM PIECE IRON ORE
DE3034520A1 METALLURGICAL MELTING UNIT WITH A SWIVELING NOZZLE OR A SWIVELING BURNER
DE3027465C1 Method and device for cooling vessel parts of a metallurgical furnace, in particular an arc furnace
DE3016087A1 BY means of direct current or alternating current via high-current conductors of electric furnaces
DE3015018A1 METHOD FOR COOLING AN ELECTRODE TIP USED TO GENERATE ARCH DISCHARGE
DE2932938A1 Arc melting furnace for metals - includes fuel burners located in its side wall to achieve rapid melting of scrap
DE2924860A1 METALLURGICAL FURNACE, IN PARTICULAR ARC FURNACE
DE2843303A1 METHOD AND PLANT FOR PRODUCING LIQUID GUT IRON AND REDUCING GAS IN A MELT-UP GASIFIER
US4259539A Melting furnace
CA1101029A Cover for an arc furnace
GB1586353A Arc furnace cover
DE2749405A1 CONTINUOUS METAL CASTING PROCESS, IN PARTICULAR STRAND STEEL CASTING PROCESS AND DEVICE FOR PERFORMING THE PROCESS
DE2730884A1 LIQUID-COOLED ELECTRODE FOR ARC FURNACE
DE2725686A1 TILTING ARC FURNACE FEEDED BY MEANS OF AC CURRENT VIA HIGH CURRENT CONDUCTORS
DE2725537A1 ELECTRODE FOR ARC FURNACE
DE2707441A1 LIQUID-COOLED LID FOR ARC FURNACE
DE2659827B1 Arc melting furnace
DE2631982B1 MELTING FURNACES
DE2233788A1 WELDABLE NATURAL HARD CONCRETE STEEL WITH A MINIMUM STRENGTH OF 50KP / MM HIGH 2