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EXPANSION TECH SOC D

Overview
  • Total Patents
    17
About

EXPANSION TECH SOC D has a total of 17 patent applications. Its first patent ever was published in 1926. It filed its patents most often in Germany, Canada and Switzerland. Its main competitors in its focus markets materials and metallurgy are CONTINUOUS METALCAST CO, SP K BYURO MASHIN TOCHNOGO and ANTONOV VLADIMIR A.

Patent filings in countries

World map showing EXPANSION TECH SOC Ds patent filings in countries
# Country Total Patents
#1 Germany 4
#2 Canada 3
#3 Switzerland 3
#4 United Kingdom 3
#5 France 2
#6 United States 2

Patent filings per year

Chart showing EXPANSION TECH SOC Ds patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Casting metal

Top inventors

# Name Total Patents
#1 Expansion Technique Societe D 3
#2 Rene Devillers 1
#3 Devillers Rene 1
#4 Portevin Albert 1
#5 Devillers Rene Jean 1
#6 Albert Portevin 1

Latest patents

Publication Filing date Title
GB310047A Improvements in or relating to the centrifugal casting of metal pipes
DE540024C Device for the production of centrifugally cast pipes
US1830427A Plant for the manufacture by centrifugation of pipes of any nature, and particularly of metal pipes
DE503576C Device for the production of metal pipes by centrifugal casting
US1767394A Apparatus for the manufacture of hollow bodies
DE540023C Method and device for the production of tubular bodies by centrifugal casting
CA296472A Apparatus for manufacturing pipes by centrifugal action
CA292032A Steel pipe manufacture
DE518681C Crucible rotating with the mold and axially displaceable in it, especially for the production of hollow bodies by centrifugal casting
CA305732A Crucible for manufacturing pipes