Learn more

HETTSTEDT WALZWERK AG

Overview
  • Total Patents
    11
About

HETTSTEDT WALZWERK AG has a total of 11 patent applications. Its first patent ever was published in 1986. It filed its patents most often in German Democratic Republic and Germany. Its main competitors in its focus markets materials and metallurgy are GIBBS DIE CASTING ALUMINUM, ZHONGPU HANDAN STEEL CO LTD and KINGPIN PREC INDUSTRIAL SUZHOU CO LTD.

Patent filings in countries

World map showing HETTSTEDT WALZWERK AGs patent filings in countries
# Country Total Patents
#1 German Democratic Republic 7
#2 Germany 4

Patent filings per year

Chart showing HETTSTEDT WALZWERK AGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Casting metal
#2 Alloys

Top inventors

# Name Total Patents
#1 Kowalski Wigbert 8
#2 Rzepka Helmut 5
#3 Pangert Lothar Dipl-Ing 5
#4 Ullwer Helmut Dipl-Ing 5
#5 Ullwer Helmut 3
#6 Winter Ralf 3
#7 Kopp Peter 2
#8 Pangert Lothar 2
#9 Brendler Klaus 2
#10 Teller Ulrich Dipl-Ing 1

Latest patents

Publication Filing date Title
DE4119987A1 Starter bar with detachable head for continuous casting plant - for round non-ferrous strands, pref. copper (alloys), using split conical face coupling for head to bar connection
DE4105178A1 Covering salt for brass melts
DE4100908A1 mold material
DE4033377A1 Hot and cold formable wrought copper-zinc-aluminum alloy
DD295785B5 Device for cooling horizontally cast, round non-ferrous metal trains
DD296626B5 Strankuehlung in the continuous casting of special brass
DD295665A5 Use of copper-zinc-knet alloy with defined strength values for making wire
DD294288A5 Micro-allied copper magnesium knet alloy
DD291947B5 Method for producing thin wires and ropes made of copper alloys
DD291581B5 Multi-substance alloy for the production of cold chamber pressure casting flasks
DD250164A1 Device for continuous oil separation from a wash flow