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Tapio Vehmas

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  • Espoo, FI
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CONTROLLING CARBONATION
    • Publication number 20230242456
    • Publication date Aug 3, 2023
    • Teknologian Tutkimuskeskus VTT Oy
    • Sampo MÄKIKOURI
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    A METHOD FOR TREATING WASTE MATERIAL COMPRISING ORGANIC COMPONENTS...
    • Publication number 20220230772
    • Publication date Jul 21, 2022
    • Teknologian Tutkimuskeskus VTT Oy
    • Matti NIEMINEN
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Application

    METHOD FOR TREATING WASTE MATERIAL
    • Publication number 20220230771
    • Publication date Jul 21, 2022
    • Teknologian Tutkimuskeskus VTT Oy
    • Tapio VEHMAS
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Application

    Method for producing oxidized lignin in kraft pulp mill
    • Publication number 20220120035
    • Publication date Apr 21, 2022
    • ANDRITZ OY
    • Lauri Pehu-Lehtonen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Alkali-O2 oxidized lignin as dispersant
    • Publication number 20180327311
    • Publication date Nov 15, 2018
    • Teknologian Tutkimuskeskus VTT Oy
    • Anna Kalliola
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Use of oxidized lignin as a dispersant
    • Publication number 20160244364
    • Publication date Aug 25, 2016
    • Teknologian Tutkimuskeskus VTT Oy
    • Anna Kalliola
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES