Patents by Inventor Carl Larsson

Carl Larsson 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 preventing the spontaneous combustion of stored organic and inorganic substances
    Patent number: 4270612
    Abstract: Apparatus and method for preventing the spontaneous combustion of a stack of stored organic and inorganic substances by injecting a control medium into selected areas of the stack. The apparatus comprises a source of a control medium such as air, steam, combustion gas or a salt solution, and injection nozzles connected to the source of control medium for injecting controlled quantities of the control medium into selected areas of the stack.
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: June 2, 1981
    Assignee: Kisa Tra AB
    Inventor: Carl Larsson
  • Forestry machines
    Patent number: 4098311
    Abstract: The invention relates to a method and apparatus for recovering forestry products in an economic manner, and in particular utilizes a base machine capable of recovering efficiently all the wood products obtained when logging timber.
    Type: Grant
    Filed: November 26, 1976
    Date of Patent: July 4, 1978
    Assignee: Kisa Tra AB
    Inventor: Carl Larsson