Inventor · Leverkusen, DE

Fritz Gestermann

27Patents
8h-index
35Co-inventors
71Inventor score

Filing activity: Sep 6, 1995 → May 6, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5961813A Process for direct electrochemical gaseous phase phosgene synthesis Chemistry; Metallurgy 31 Expired
US6368490B1 Method for electrochemically processing HCL gas into highly pure chlorine Chemistry; Metallurgy 27 Expired
US5693202A Pressure-compensated electrochemical cell Emerging Cross-Sectional Technologies 25 Expired
US6402930B1 Process for the electrolysis of technical-grade hydrochloric acid contaminated with organic substances using oxygen-consuming cathodes Emerging Cross-Sectional Technologies 15 Expired
US6165332A Electrochemical half-cell with pressure compensation Emerging Cross-Sectional Technologies 15 Expired
US7658835B2 Method for the electrolysis of an aqueous solution of hydrogen chloride or alkali metal chloride Performing Operations; Transporting 13 Active
US5569024A Pump for delivering hot, corrosive media Mechanical Engineering; Lighting; Heating 11 Expired
US6039853A Electrochemical half-cell Emerging Cross-Sectional Technologies 9 Expired
US6224740A Electrolysis process Chemistry; Metallurgy 8 Expired
US6387345B1 Process for working up reaction gases during the oxidation HCI to chlorine Chemistry; Metallurgy 8 Expired
US6841047B2 Electrolysis cell, in particular for the electrochemical preparation of chlorine Chemistry; Metallurgy 6 Expired
US6790339B2 Process for the electrochemical preparation of chlorine from aqueous solutions of hydrogen chloride Chemistry; Metallurgy 6 Expired
US7211177B2 Electrode for electrolysis in acidic media Chemistry; Metallurgy 4 Expired
US6984296B1 Electrochemical cell for electrolyzers with stand-alone element technology Chemistry; Metallurgy 4 Expired
US6089829A Pump for hot corrosive melts Emerging Cross-Sectional Technologies 3 Expired
US6838408B2 Method for producing gas diffusion electrodes Emerging Cross-Sectional Technologies 2 Expired
US6596136B1 Membrane electrolytic cell with active gas/liquid separation Chemistry; Metallurgy 2 Expired
US7128824B2 Method for electrolysis of aqueous solutions of hydrogen chloride Chemistry; Metallurgy 2 Expired
US5660810A Method and device for delivering hot, aggressive media Emerging Cross-Sectional Technologies 1 Expired
US6251239A Electrochemical gaseous diffusion half cell Emerging Cross-Sectional Technologies 1 Expired
US7803259B2 Electrochemical cell Chemistry; Metallurgy 1 Expired
US6890418B2 Process for the electrolysis of an aqueous solution of alkali metal chloride Chemistry; Metallurgy 1 Expired
US8247098B2 Electrochemical cell Chemistry; Metallurgy 1 Active
US7329331B2 Electrolysis cell, especially for electrochemical production of chlorine Chemistry; Metallurgy 0 Expired
US7691242B2 Electrochemical half-cell Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.