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CHEMICAL ENGINEERING CORP

Overview
  • Total Patents
    34
About

CHEMICAL ENGINEERING CORP has a total of 34 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are FILTRUM AB, EWAN THOMAS and PERMUTIT CO.

Patent filings in countries

World map showing CHEMICAL ENGINEERING CORPs patent filings in countries

Patent filings per year

Chart showing CHEMICAL ENGINEERING CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Channell Alan B 17
#2 Wilfong Rudy B 12
#3 Shears Terry S 7
#4 Cleveland Jones Louis 5
#5 Richardson Ralph S 5
#6 Wilfong Robert W 5
#7 Painter Danny J 4
#8 Channel Alan B 1
#9 Pierre Christin 1
#10 Dely Josef G 1

Latest patents

Publication Filing date Title
US6347644B1 Bypass valve for water treatment system
BR9905138A Salt grate for a water softening system brine tank
US6379630B1 Salt grid for water softening system brine tank
US6206042B1 Modular control apparatus for water treatment system
US5951855A Filter and hydraulic mixing assembly for water treatment
US5890750A Tank assembly and method for water treatment
US5584411A Tank assembly and method for water treatment
GB423762A Method of and apparatus for regenerating spent ammoniacal cuprous solutions from gas washing processes
US1910365A Method for effecting catalytic exothermic gaseous reactions
US1962525A Process of purifying gases
US1962485A Gas purification
US1951819A Process for purifying gases for ammonia syntheses
US1856955A Process for production of nitrogen-hydrogen gas mixtures free from oxygen
US1909378A Synthetic production of ammonia from a gaseous mixture of nitrogen and hydrogen in their combining proportions
US1794903A Process for purifying the nitrogen-hydrogen mixture in the synthesis of ammonia
US1750649A Synthetic production of ammonia
US1765541A Synthetic production of ammonia
US1765535A Method of producing hydrogen-nitrogen mixture in the manufacture of synthetic ammonia
US1830167A Production of ammonia
US1765534A Production of ammonia