Patents Assigned to Ekokem Oy Ab
  • Method for waste treatment
    Patent number: 4785745
    Abstract: A method for treating hazardous waste contained in barrels (1), in which method the barrels (1) are cut up and/or crushed in a shearing device (9) so that the created waste mass can be pumped into a kiln furnace (4) by means of a paste pump.
    Type: Grant
    Filed: May 26, 1987
    Date of Patent: November 22, 1988
    Assignees: Outokumpu Oy, Ekokem Oy Ab
    Inventors: Jorma Hanni, Mauri T. Rantanen, Matti Vattulainen, Syrjamaki