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MANNESMANN HUETTENWERKE AG

Overview
  • Total Patents
    15
About

MANNESMANN HUETTENWERKE AG has a total of 15 patent applications. Its first patent ever was published in 1938. It filed its patents most often in Germany and Austria. Its main competitors in its focus markets materials and metallurgy are BYERS A M CO, ALMAMET GMBH and INT MEEHANITE METAL CO.

Patent filings in countries

World map showing MANNESMANN HUETTENWERKE AGs patent filings in countries
# Country Total Patents
#1 Germany 14
#2 Austria 1

Patent filings per year

Chart showing MANNESMANN HUETTENWERKE AGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Materials and metallurgy

Top inventors

# Name Total Patents
#1 Bading Dr-Ing Walter 5
#2 Naeser Dr-Ing Gerhard 3
#3 Naeser Gerhard Dr Ing 2
#4 Naeser Gerhard Dr-Ing 1
#5 Speith Dr-Ing Karl-Georg 1
#6 Bading Walter Dr-Ing 1
#7 Olfe Dipl-Ing Eberhard 1
#8 Dehne Willi Dr-Ing 1
#9 Steffe Hermann Dr-Ing 1
#10 Dittmar Hermann 1

Latest patents

Publication Filing date Title
DE923254C Cooling converter chimneys
DE1008334B Plant for pre-refining pig iron
DE966895C Converter bottom
DE945396C Process for the production of wind fresh steel with low nitrogen and phosphorus content
DE915675C Process to increase the durability of tar dolomite stones and converter floors
DE966868C Process for the production of a well-castable Thomas steel with a low nitrogen content
DE889751C Process for reducing ejection in the wind-freshening process
DE934950C Device for the production of a low-nitrogen steel or intermediate product from pig iron by atomizing the same
DE966867C Two-stage process for the production of a well-castable Thomas steel with a low nitrogen and phosphorus content
DE967255C Lateral nozzle arrangement for the production of a well-castable Thomas steel with a low nitrogen content
DE967254C Nozzle block for the production of a well-castable Thomas steel with a low nitrogen content and a method for operating a converter
DE874778C Gas hood
DE908624C Process for improving the magnetic and mechanical properties of transformer and dynamo sheets made of silicon steel
DE900700C Process for improving the magnetic and mechanical properties of transformer and dynamo sheets