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KOPPERS GMBH HEINRICH

Overview
  • Total Patents
    2,552
About

KOPPERS GMBH HEINRICH has a total of 2,552 patent applications. Its first patent ever was published in 1899. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets basic materials chemistry, chemical engineering and environmental technology are OTTO & CO GMBH DR C, HARALD NIELSEN and OCCIDENTAL PETROLEUM CORP.

Patent filings per year

Chart showing KOPPERS GMBH HEINRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koppers Heinrich 133
#2 Ackeren Paul Van 82
#3 Daniels Joseph 68
#4 Doll Franz 52
#5 Koppers Dr-Ing E H Heinrich 51
#6 Totzek Friedrich 43
#7 Linder Willy 38
#8 Schmalenbach Dr Adolf 33
#9 Henseleit Georg 30
#10 Radusch Paul 26

Latest patents

Publication Filing date Title
US4025979A Apparatus for cleaning the sealing surfaces of coke oven doors and door jambs
ES431384A1 Process for eliminating waste liquors accumulated in the desulfurization of coke oven gas
US3988211A Apparatus for quenching coke pushed from coke ovens
US3918894A Sintering machine
DE2435300A1 Reducing gas mixts. prodn. by gasifcn. of coal - with oxygen and minimum amounts of steam
DE2435340A1 Solid fuel gasification - in externally heated tubes fed through fluidised bed at fluctuating gas and mechanical pressure
DE2411086A1 Fluidised bed coal dust gasification - in reactor with secondary gasifying medium admission nozzles for carbon on slag
DE2408794A1 Aerator for sewage or pond water with submerged rotor - has downward circulating pipes arranged coaxially with motor driving shaft
FR2324582A1 Dryer installation for sludge recovered from waste water - with recycled heated air drawn through rotary drum by fan downstream of cyclone separators
DE2361910A1 Treatment of waste water from coke oven gas desulphurisn.
DE2359958A1 Fractionation and desulphurisation of crude oil - in combined process without intermediate condnsn of vapour phase
DE2359741A1 PROCESS FOR GENERATING A GAS CONTAINING METHANE
DE2359749A1 Burner igniter and safety unit - has pilot burner output regulated in same sense as main burner output
GB1391870A Process for the production of highpurity aromatics by liquid- liquid extraction and or extractive distillation from hydrocarbon mixtures
DE2356763A1 Support for bricking dome and shaft of blast heater - has annular bracket with vertical web set on shaft jacket to take load
ES420549A1 Procedure and device for preventing the infiltrated air aspiration in the sinterization of fine granulation materials. (Machine-translation by Google Translate, not legally binding)
DE2350338B1 Device to avoid combustion chamber vibrations
GB1383876A Gas and liquid-permeable distributor tray for contact apparatus in the form of a tower
DE2346113A1 Ceramic bricks for high-temp. use - contg. core of aluminium silicate fibres for improved thermal insulation
CA1010399A Apparatus for receiving coke pushed from horizontal coke ovens