Patents by Inventor Gerhard Hindrichs

Gerhard Hindrichs 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).

  • Pipe installing apparatus for large heat exchangers
    Patent number: 4104790
    Abstract: Mounting arrangement for insertion of tubes into tube plate apertures of the walls of large heat exchangers, especially in wide condensers and in large power plant coolers, comprising a cross slide device fitted with a thrust means, guiding channels aligned with apertures and a roller arrangement which are adapted to advance the tubes mounted by the apparatus.
    Type: Grant
    Filed: May 5, 1977
    Date of Patent: August 8, 1978
    Inventor: Gerhard Hindrichs