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DUERRWERKE AG

Overview
  • Total Patents
    99
About

DUERRWERKE AG has a total of 99 patent applications. Its first patent ever was published in 1931. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets thermal processes, environmental technology and machines are ROTA KESSEL UND MASCHB GES M B, BABCOCK & WILCOX FRANCE and DUERR GUSTAV.

Patent filings in countries

World map showing DUERRWERKE AGs patent filings in countries

Patent filings per year

Chart showing DUERRWERKE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dorfmann Heinrich 7
#2 Wedertz Heinrich 6
#3 Mueller Wolfgang 4
#4 Schulte Hugo 4
#5 Karl Deitlhauser 4
#6 Hegemann Johannes 4
#7 Adrian Dipl-Ing Fritz 4
#8 Benten Hans Von 3
#9 Schlaich Joerg 3
#10 Mayr Guenter 3

Latest patents

Publication Filing date Title
DE2154967A1 COOLING TOWER
GB1155291A Improvements in or relating to Forced-Flow Boilers.
GB1118881A Improvements relating to tubulous walls
US3396705A Vapor generator
US3187725A Steam generator
US3205868A Forced flow steam generator
GB995010A Improvements relating to vapour generators
GB987447A Turbulent slagging combustion chamber
US3120839A Device for low load operation of once-through boilers
US3133529A Control of benson boilers and similar high pressure boilers
ES243714A1 A method of operating an energy power plant with a nuclear reactor (Machine-translation by Google Translate, not legally binding)
US2982265A Slag screen for vapor generating unit
GB884132A Improvements in or relating to the control of forced-flow, once-through boilers
GB879722A Improvements in or relating to slag tap furnaces of the corner-fired type
US2977937A Once-through vapor generator
GB879032A A method of starting-up and closing-down a once-through forced-flow, vapour generating and superheating unit, and such a unit
DE1142367B Method for utilizing the waste heat of the heated heat transport means of a nuclear reactor
US2960184A Separating apparatus for separation of salt in once-through boilers
US3037491A Once-through boiler
US2989038A Device for starting-up once-through boilers