Patents Assigned to Instituto Nacional de Pesquisas Espacials
  • CVD diamond burrs for odontological and related uses
    Patent number: 6511700
    Abstract: A process for making CVD diamond burrs, mills and files of odontological and relates uses, for boring, abrading and machining teeth, glass, ceramics, metals, etc. A CVD diamond deposition method and gas mixture deposits a CVD diamond as a thin or thick film directly on the tool stick material, or as a freestanding film on a substrate material for later joining to a tool stick.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: January 28, 2003
    Assignee: Instituto Nacional de Pesquisas Espacials
    Inventors: Vladimir Jesus Trava Airoldi, Evaldo José Corat, Nélia Ferriera Leite, Edson Del Bosco, Vitor Baranauskas, Marcia Carneiro Valera, Angel Fidel Vilche Peña