Patents by Inventor Lauri Kaunisvesi

Lauri Kaunisvesi 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 of cleaning the heat transmission surfaces of a steam boiler or the like
    Patent number: 4735175
    Abstract: The invention relates to a method of cleaning the heat transmission surfaces of a steam boiler or the like. In the method the deposits which are formed on the heat transmission sufaces of the superheater of the boiler and the other heat transmission surfaces thereof during the operation and which hamper the heat transmission are removed by directing a cleaning jet of medium to said surfaces through sweepers. In order to provide a reliable, simple and energy saving cleaning method, the flue gases of the boiler are used as a medium. The flue gases can be taken from a gas flue positioned after an electric filter.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: April 5, 1988
    Assignee: Oy Tampella Ab
    Inventor: Lauri Kaunisvesi