Patents by Inventor Timo Juhani Vanhatalo

Timo Juhani Vanhatalo 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 and device for removal of soda melt from a soda recovery unit
    Patent number: 6311630
    Abstract: Method and device for removal of soda melt from a soda recovery boiler in conjunction with shutdown of the soda recovery boiler, in which method the supply of lye into the boiler is interrupted and, if necessary, the pile of congealed soda accumulated in the boiler is burned using the flame of a gas or oil burner until the soda melt surface in the soda recovery boiler has fallen to the level of the lower edge of the discharge opening. According to the invention, the heating of the soda melt with the gas or oil burner flame is continued so as to keep it in the molten state and the soda melt is pumped out from the soda recovery boiler.
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: November 6, 2001
    Assignee: Kaakon Teollisuuspalvelu Oy
    Inventor: Timo Juhani Vanhatalo