Patents by Inventor Roland Prumbaum

Roland Prumbaum 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: 4229412
    Abstract: Apparatus for the determination of bond forms of gases, such as a sample containing oxygen or nitrogen in solid or liquid small metal samples (e.g. from 0.8 to 1.2 g).The apparatus includes a furnace to heat the sample to a temperature of about 3000.degree. C. maximum in less than five minutes, a control device to control the rate at a value between 20.degree. C./sec and 350.degree. C.
    Type: Grant
    Filed: December 13, 1978
    Date of Patent: October 21, 1980
    Assignee: Strohlein GmbH & Co.
    Inventors: Kurt Orths, Roland Prumbaum, Peter Berger