Patents by Inventor Wasyl Chwyla

Wasyl Chwyla 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 exchanger tube support
    Patent number: 4307777
    Abstract: A support arrangement for horizontal tubes (14) located in a gas pass. Vertical hanger tubes (20) have longitudinal fins (30) on opposite sides thereof, and a U strap (32) is arranged to surround the horizontal tube to be supported with the U strap welded only to the longitudinal fin.
    Type: Grant
    Filed: November 30, 1979
    Date of Patent: December 29, 1981
    Assignee: Combustion Engineering, Inc.
    Inventor: Wasyl Chwyla