Learn more

R N CORP

Overview
  • Total Patents
    80
About

R N CORP has a total of 80 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets materials and metallurgy, environmental technology and thermal processes are MIDREX INTERNAT B V, MIDREX CORP and MIDREX INTERNAT B V ROTTERDAM.

Patent filings in countries

World map showing R N CORPs patent filings in countries
# Country Total Patents
#1 United States 19
#2 France 11
#3 United Kingdom 11
#4 Germany 10
#5 Canada 9
#6 Spain 5
#7 Austria 4
#8 Greece 4
#9 Belgium 3
#10 Finland 3
#11 Sweden 1

Patent filings per year

Chart showing R N CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Olav Moklebust 10
#2 Smith Rollin P 6
#3 Babcock Donald E 6
#4 Moklebust Olav 4
#5 Prigotsky Michael J 3
#6 Smith Rollin Powers 3
#7 Babcock D E 2
#8 Babcock Donald Eric 2
#9 Beer Eugene J 2
#10 Iudice Eugene C 2

Latest patents

Publication Filing date Title
GB1055849A Improvements in or relating to rotary kilns
DE1458780A1 Sponge iron briquette and process for its manufacture
US3361557A Processes for direct reduction of ironbearing ores, slags and the like
GB1106203A Rapid, solid state reduction of oxidic ores
GB1032675A Integrated charring and ore reduction
US3278293A Protection of briquetted metallic iron concentrates against corrosion
US3199851A Rotary kilns
US3180631A Integrated charring and ore reduction apparatus
US3228670A Methods and apparatus for ore reduction and processing of other chemically reactive aggregates
GB995434A Improved process for the reduction of non-titaniferous iron ores
US3170786A Rotary kiln processing of chemically reactive materials
GB970423A Improved process of producing iron briquettes
GB927342A Ore reduction methods and apparatus
US3254986A Integrated charring and ore reduction methods and apparatus
US3140169A Ore reduction and recovery method
US3149961A Processing of manganiferous ores
US3185563A Method and means for prevention of reoxidation of iron concentrates and the like
US3113859A Methods for ore reduction and processing of other chemically reactive aggregates
US3133812A Integrated charring and ore reduction
US3068090A Alkali metal salts and base additions in non-titaniferous ore reductions