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GOLDENDALE ALUMINUM COMPANY

Overview
  • Total Patents
    29
About

GOLDENDALE ALUMINUM COMPANY has a total of 29 patent applications. Its first patent ever was published in 1995. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets materials and metallurgy and environmental technology are VER REFRACTORIES LTD, MINERAL PRODUCTS COMPANY and RECH DES PHOSPHATES MINERAUX C.

Patent filings per year

Chart showing GOLDENDALE ALUMINUM COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mezner Michael B 29
#2 Barnett Robert J 29
#3 Bradford Donald R 1

Latest patents

Publication Filing date Title
WO02090605A1 Acid digestion process for treating alumina-bearing ores to recover metal values therefrom
US6468483B2 Process for treating alumina-bearing ores to recover metal values therefrom
US6248302B1 Process for treating red mud to recover metal values therefrom
US6217840B1 Production of fumed silica
US6193944B1 Method of recovering fumed silica from spent potliner
US6123908A Method of treating spent potliner material from aluminum reduction cells
AU5897598A Method of treating spent potliner material from aluminum reduction cells
WO9929625A1 Method of treating spent potliner material from aluminum reduction cells
US5955042A Method of treating spent potliner material from aluminum reduction cells
US5723097A Method of treating spent potliner material from aluminum reduction cells