Patents by Inventor Fritz Ferdinand

Fritz Ferdinand 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).

  • Patent number: 4248603
    Abstract: A method for producing hot briquettes, for example, for use in blast furnaces, and using a briquetting material of non-caking components, such as low temperature coke from bituminous coal and/or lignite, coke dust and/or oil coke and caking fat coal at temperatures between 430.degree. C. and 540.degree. C., comprising, delivering the briquetting material to a briquetting press to form briquette blanks, tempering and degassing the blanks by delivering the blanks into individual chambers in a closed system of several chambers having gas communication with each other so that there is partly changing amounts of gas generated in the individual chambers and the briquette blanks are formed into tempered briquettes, and applying an overpressure to the chambers to conduct the gases away from the chamber with one and the same overpressure.
    Type: Grant
    Filed: September 17, 1979
    Date of Patent: February 3, 1981
    Assignees: Firma Carl Still GmbH & Co. KG, Mecan Arbed S.A.R.L.
    Inventors: Heinrich Weber, Horst Dungs, Fritz Ferdinand, Yves Brasseur, Henri Birscheidt