Patents by Inventor Jorma Hanni

Jorma Hanni has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • 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