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DUESSELDORF STADTWERKE

Overview
  • Total Patents
    46
About

DUESSELDORF STADTWERKE has a total of 46 patent applications. Its first patent ever was published in 1950. It filed its patents most often in Germany, Switzerland and EPO (European Patent Office). Its main competitors in its focus markets chemical engineering, environmental technology and packaging and shipping are MAVAG VERFAHRENSTECH AG, KANSAI CHEMICAL ENG CO LTD and MAX LEVA.

Patent filings in countries

World map showing DUESSELDORF STADTWERKEs patent filings in countries

Patent filings per year

Chart showing DUESSELDORF STADTWERKEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kassebohm Borchert 11
#2 Marnet C 3
#3 Oesterwind Dieter 3
#4 Kassebohm B 3
#5 Marnet Chrysant 3
#6 Irmscher Rudolf Dipl Ing Dr Re 3
#7 Marnet Crysanth 3
#8 Irmscher Rudolf 3
#9 Oesterwind Dieter Dipl Ing Dr 3
#10 Erich Egon 2

Latest patents

Publication Filing date Title
DE102009030638A1 Solar-thermal plant, has thermal solar collector providing heat energy for heat consumer and/or heat accumulator via transfer medium, and cooling systems remove excess heat, which is not accepted by heat consumer and/or heat accumulator
DE102005036573A1 Purification of product gas and waste water, especially for production of biogas for use in gas engines, comprises combining two biomass processing methods, i.e. gasification and fermentation
DE19960149A1 Additional unit for a sink
DE19901632A1 Distribution cabinet for municipal supply
DE19614754C1 Continuous cooling, compression and enrichment of potable water with carbon dioxide
DE3140515A1 DEVICE FOR ELIMINATION OR PREVENTION OF WALL DEPOSITS IN SPRAY DRYER FOR NEUTRALIZATION OF ACID OR. ACIDIC POLLUTANTS IN THE FLUE GAS FROM COMBUSTION SYSTEMS
DE3037399A1 Neutralising and removing acidic pollutants from combustion fumes - by treating with steam atomised alkaline suspension
DE2915777A1 Leakage measurement in closed volumes - determines time for pressure to return to normal after addition of additional quantity of fluid
DE2847591A1 METHOD AND DEVICE FOR NEUTRALIZING ACID OR ACID-CONTAINING POLLUTANTS IN SMOKE GAS FROM COMBUSTION PLANTS WITH WASTEWATER USE
DE2408562A1 Measurement of closed system leaks - involves test gas fed at constant flow after initial filling with check if leakage exceeds feed rate