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WULFF PROCESS COMPANY

Overview
  • Total Patents
    34
About

WULFF PROCESS COMPANY has a total of 34 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States, France and Canada. Its main competitors in its focus markets organic fine chemistry, machines and basic materials chemistry are GEWERKSCHAFT AUGUSTE, DISTILLERS CO and CHIANG LONG Y.

Patent filings in countries

World map showing WULFF PROCESS COMPANYs patent filings in countries
# Country Total Patents
#1 United States 27
#2 France 3
#3 Canada 2
#4 United Kingdom 2

Patent filings per year

Chart showing WULFF PROCESS COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Coberly Clarence J 14
#2 Harris Ford W 8
#3 Leonard Hasche Rudolph 4
#4 Wulff Robert G 4
#5 Hincke William B 2
#6 Wheeler Coberly Charles 1

Latest patents

Publication Filing date Title
GB830574A Process of producing acetylene and ethylene
GB855764A Process of and regenerative furnace for the pyrolysis of an in-gas containing a desired hydrocarbon
US3024094A Regenerative furnace and process of operating
US2967205A Process of and apparatus for producing acetylene and ethylene
US2936162A Ceramic checker and assembly thereof
US2945905A Process of and apparatus for gas phase pyrolysis of liquid hydrocarbons
US2823027A Ceramic checker mass
US2819051A Regenerative mass and tiles for use in such a mass
US2817411A Process of and apparatus for separating tars from gas mixtures
US2830677A Process of concentrating acetylene from a gaseous mixture by use of a single solvent
US2956864A Furnace assemblies and combination of such furnaces
US2882960A Nozzle assembly
US2793022A Regenerative heat exchanger
US2721888A Process for removing undesired tars from a cracked gas
US2815198A Ceramic tile
US2692819A Furnace and apparatus for producing acetylene by the pyrolysis of a suitable hydrocarbon
US2851340A Apparatus for producing acetylene by the pyrolysis of a suitable hydrocarbon
US2678339A Process of producting gases by pyrolysis
US2706210A Process suitable for converting primary hydrocarbons to secondary hydrocarbons
US2718534A Process for producing acetylene