Ilya Y. Simma

Person

  • Tashkent, SU

Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing cement

    • Patent number 4,133,693
    • Issue date Jan 9, 1979
    • Boris I. Nudelman
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES