Patents by Inventor Edward Rottmann

Edward Rottmann 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).

  • Heat transfer tube constructed of tin brass alloy
    Publication number: 20050247380
    Abstract: The present invention provides a heat transfer tube constructed of a tin brass alloy, which results in a heat transfer tube suitable for ACR systems that is superior in resistance to formicary corrosion.
    Type: Application
    Filed: May 4, 2005
    Publication date: November 10, 2005
    Inventor: Edward Rottmann
  • Internally enhanced tube with smaller groove top
    Publication number: 20050126757
    Abstract: An internally enhanced heat pipe with a groove opening size that is smaller than the size of the groove bottom.
    Type: Application
    Filed: December 16, 2003
    Publication date: June 16, 2005
    Inventors: Donald Bennett, Liangyou Tang, Edward Rottmann
  • Pressure containing heat transfer tube and method of making thereof
    Publication number: 20050067156
    Abstract: A heat transfer tube and a method of forming a heat transfer tube with indents formed in the opposed walls. The indents may be cold welded or forge welded such that dimples or indentations meet in the middle of the tube. The bottom of a first indentation disposed on a first side of the tube is welded to the bottom of a second indentation formed in the opposite side of the tube.
    Type: Application
    Filed: July 15, 2004
    Publication date: March 31, 2005
    Inventors: Edward Rottmann, Donald Bennett, Timothy Goebel, Stieg Andersson, Liangyou Tang