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KONINKLIJKE HOOGOVENS EN STAAL

Overview
  • Total Patents
    380
About

KONINKLIJKE HOOGOVENS EN STAAL has a total of 380 patent applications. Its first patent ever was published in 1934. It filed its patents most often in Germany, United Kingdom and France. Its main competitors in its focus markets materials and metallurgy, thermal processes and machine tools are HOOGOVENS GROEP BV, HOOGOVENS IJMUIDEN BV and HAMBURGER STAHLWERKE GMBH.

Patent filings per year

Chart showing KONINKLIJKE HOOGOVENS EN STAALs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Van Latenstein A 19
#2 Ouwerkerk J H W 10
#3 Cramer R E 10
#4 Van Der Vliet C 10
#5 Burger J J 10
#6 Krijger W 7
#7 Laar Jacobus Van 6
#8 Radstake H 6
#9 Hasenack N 5
#10 Van Laar J 5

Latest patents

Publication Filing date Title
US4116681A Process for the manufacture of ore pellets
US3994738A Composition suitable for use in the plugging of the tapholes of a metallurgical furnace
US3837793A Ceramic burner for use in an air-preheater or hot blast stove for a blast furnace plant
GB1386984A Plugging tapholes of metallurgical furnaces
ZA7201661B Refractory structure,particularly for a metallurgical shaft furnace
US3800141A Method and a device for measuring a moisture content of granular inorganic material
US3847592A Method for adding a granular or powdered reaction component to a molten metal, as well as an improved granular or powdered reaction component for carrying out a corrective reaction on a molten metal
US3862015A Quenching tower for quenching coke and similar materials, and a quenching device as part of such a tower
ZA7108323B A bottom of a shaft furnace,a shaft furnace provided with such a bottom,and a method for cooling such a bottom
GB1347129A Method of heat treating steel and the steel products obtained by the method
US3750629A Cooled furnace and a cooling system therefor
AU3444871A Process forthe manufacturing of dry material by crushing grinding or milling
AU3329471A Process for apparatus for the controlling of the conveyance of loose bulk material
CA948856A Method for the manufacturing of baked ore pellets
US3753684A Method for the manufacturing of baked ore pellets
AU3267271A A heat regenerator, particularly a hot blast stove fora blast furnace plant
CA957149A Heat regenerator, particularly a hot blast stove for a blast furnace plant
NL7108145A Furnace cooling system - eg for cooling the bosh of a blast furnace
GB1329484A Method and apparatus for the application of a refractory lining to the inside wall of a vessel
GB1333183A Ingot moulds