Patents by Inventor Thomas P. Seifert

Thomas P. Seifert 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).

  • Single drum all-welded boiler
    Patent number: 4442800
    Abstract: A single drum all-welded boiler system is disclosed for a furnace having a combustion chamber and a convection pass connected to the combustion chamber in a transition area, comprising a superheater in the transition area, an economizer in the convection pass and a boiler between the superheater and the economizer. The boiler and economizer can be made of a plurality of modules each comprising several tubes welded at the top to an outlet header and at the bottom to an inlet header.
    Type: Grant
    Filed: May 3, 1982
    Date of Patent: April 17, 1984
    Assignee: The Babcock & Wilcox Company
    Inventors: Thomas P. Seifert, Warren E. Longfield