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COMB PROCESSES COMPANY

Overview
  • Total Patents
    15
About

COMB PROCESSES COMPANY has a total of 15 patent applications. Its first patent ever was published in 1943. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets materials and metallurgy, thermal processes and environmental technology are CHONGQING CISDI IND FURNACE CO LTD, SELAS AG and JAMES EDWARDS WEYMAN.

Patent filings in countries

World map showing COMB PROCESSES COMPANYs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 7
#3 United Kingdom 1

Patent filings per year

Chart showing COMB PROCESSES COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Urquhart Norman J 9
#2 Urquhart Norman John 3
#3 Schroth Lawrence E 2
#4 Rider Clarence A 2

Latest patents

Publication Filing date Title
US2806780A Method of reducing iron ores
US2654669A Method of reducing iron oxides
US2690390A Method of reducing iron oxides
GB670312A Improvements in or relating to a method of generating heat and to a burner for carrying out said method
US2458543A Low velocity gas burner
US2458541A Low velocity oil burner
US2458542A Low velocity oil and gas burner
US2397993A Reduction of metallic oxide
CA459815A Low velocity oil burner
CA534270A Method of reducing iron oxides
CA459816A Low velocity oil and gas burner
CA548968A Method of reducing iron oxides
CA548969A Method of reducing iron ores
CA459814A Low velocity gas burner
CA492981A Reduction of metallic oxide