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DUERENER METALLWERKE AKT GES

Overview
  • Total Patents
    28
About

DUERENER METALLWERKE AKT GES has a total of 28 patent applications. Its first patent ever was published in 1928. It filed its patents most often in Germany. Its main competitors in its focus markets materials and metallurgy, machine tools and surface technology and coating are OLSSON AG ERIK, LAUENER ENG LTD and LAREX AG.

Patent filings in countries

World map showing DUERENER METALLWERKE AKT GESs patent filings in countries
# Country Total Patents
#1 Germany 28

Patent filings per year

Chart showing DUERENER METALLWERKE AKT GESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roerig Werner 4
#2 Werning Karl Hermann 4
#3 Herrmann Dr-Ing Leo 2
#4 Bayer Franz 1
#5 Nissen Ulrich 1
#6 Martin Franz Paul 1
#7 Gietz Wilhelm 1
#8 Dorn Dipl-Ing Ernst 1
#9 Krag Jep 1
#10 Lennartz Hubert 1

Latest patents

Publication Filing date Title
DE744116C Casting mold for the production of clad blocks and plates
DE725210C Device for extrusion of profiles that are narrowed in the longitudinal direction
DE705902C Continuous casting mold
DE695752C Device for casting dense blocks or plates made of light metal alloys
DE703654C Frame component for bicycles or motorcycles
DE676074C Method and device for degreasing semi-finished metal products, in particular pipes and rods
DE731129C Forging or pressing die
DE696598C Method and device for increasing the strength values of profiles made in particular of aluminum or magnesium alloys
DE669095C Casting mold with rope opening
DE699121C Rolling mill with a coupling arranged between the drive and the rolling stand
DE669515C Method and device for the production of dense blocks from aluminum or magnesium alloys
DE670316C Pouring attachment for molds
DE675435C Tilting device for ladles or molds
DE669514C Ingot mold
DE670894C Block casting mold with individual layers that can be built up in the vertical direction
DE669676C Casting mold for the production of dense blocks
DE700818C Casting mold for the production of dense blocks from aluminum or magnesium alloys
DE688926C Ingot mold
DE673858C Process and device for remelting and refining light metal waste
DE672139C Casting mold for the production of dense blocks and similar workpieces from aluminum and magnesium alloys