Patents by Inventor Eduard M. Michaelis

Eduard M. Michaelis 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).

  • Process for refining pig iron
    Patent number: 3953199
    Abstract: Process for refining pig iron with technically pure oxygen within a converter or similar receptacle wherein the oxygen is supplied to the iron bath simultaneously from above and as well as from below, characterized in that oxygen is supplied to the bath from above by blowing onto the bath surface and in that the oxygen supplied to the bath from below is supplied by an oxygen jet in the proximity thereof hydrocarbons, particularly hydrocarbons of higher molecular weight, are introduced into the bath in a gaseous or liquid condition.
    Type: Grant
    Filed: February 11, 1974
    Date of Patent: April 27, 1976
    Assignee: Vereinigte Osterreichische Eisenund Stahlwerke
    Inventor: Eduard M. Michaelis