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PECHINEY ALUMINIUM

Overview
  • Total Patents
    4,212
About

PECHINEY ALUMINIUM has a total of 4,212 patent applications. Its first patent ever was published in 1966. It filed its patents most often in France, United States and Canada. Its main competitors in its focus markets materials and metallurgy, surface technology and coating and environmental technology are COMALCO ALU, PECHINEY PROD CHIMIQUES SA and INST ALJUMINIEVOI.

Patent filings per year

Chart showing PECHINEY ALUMINIUMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leroy Michel 153
#2 Langon Bernard 147
#3 Cohen Joseph 129
#4 Vanvoren Claude 123
#5 Garat Michel 122
#6 Dreyer Christian 102
#7 Maurel Pierre 98
#8 Morel Paul 97
#9 Lamerant Jean-Michel 95
#10 Volpeliere Jacky 86

Latest patents

Publication Filing date Title
FR2990691A1 USE OF ALUMINA AS AN OPACIFYING AGENT IN THE MANUFACTURE OF CERAMIC PRODUCTS, AND IN PARTICULAR IN TILES
EP1948849A2 Electrolytic cell with a heat exchanger
EP1845175A1 System and process for collecting effluents from an electrolytic cell
US2007243118A1 Bayer process for production of alumina trihydrate, the said improvement relating to separation of aluminate liquor and insoluble residues
US2006231385A1 Device for controlling the travel distance of a chisel in a feeding system for an aluminium production electrolytic cell
FR2888633A1 Room oven with improved expansion joints and bricks for its achievement
AU2005254281A1 Improvement to the Bayer process for the production of alumina trihydrate by means of alkaline leaching of bauxite, said method comprising a predesilicification step
AU2005232011A1 Series of electrolysis cells for the production of aluminium comprising means for equilibration of the magnetic fields at the ends of the lines
ZA200501882B Electrolytic cell leak limiter
FR2875153A1 Support wire for welding aluminum alloys
FR2860521A1 Inert anode for the production of aluminum by ignee electrolysis and process for obtaining the same
FR2860782A1 Method for reducing the heat exchanger encrassment of a bayer circuit
FR2860520A1 Inert anode for the production of aluminum by ignee electrolysis and process for obtaining the same
FR2860522A1 Method and system for controlling the addition of powdery materials in the bath of an electrolysis cell intended for the production of aluminum
FR2860247A1 Device and method for connecting indeed anodes for the production of aluminum by ignee electrolysis
FR2860246A1 Method for connecting a ceramic or ceramic inert inert anode and a connecting driver
FR2859484A1 High-resistance aluminum alloy-molded molded piece
FR2857378A1 High-resistance aluminum alloy-molded molded piece
FR2852331A1 Inert anode production, comprises use of cermet containing iron, nickel and copper, for production of aluminum by igneous electrolysis
FR2851183A1 Fast cooling metal lingotiere and ingots that can be obtained with the same