Louis Rivoirard

Person

  • Saint-Etienne, FR

Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning of filter surfaces

    • Patent number 4,857,211
    • Issue date Aug 15, 1989
    • Rhone-Poulenc Chimie
    • Guy Nineuil
    • C01 - INORGANIC CHEMISTRY