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David BOUTTES

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Patents Applicationslast 30 patents

  • Information Patent Application

    SINTERED BALLS MADE OF TUNGSTEN CARBIDE
    • Publication number 20240262754
    • Publication date Aug 8, 2024
    • SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN
    • David BOUTTES
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    MAGNETIC BALL
    • Publication number 20240018052
    • Publication date Jan 18, 2024
    • SAINT-GOBIN CENTRE DE RECHERCHESET D'ETUDES EUROPEEN
    • David BOUTTES
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    SINTERED BALLS MADE OF TUNGSTEN CARBIDE
    • Publication number 20210387920
    • Publication date Dec 16, 2021
    • David BOUTTES
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES