Patents by Inventor Robert L. Fetterman

Robert L. Fetterman 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).

  • Atomizing desuperheater shutoff apparatus and method
    Patent number: 9759332
    Abstract: A desuperheater spraying valve assembly includes an actuator coupled to a plug with a valve seat in the proximity of the plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to the valve seat and at least one spray nozzle is affixed to the spray tube. The plug and the valve seat are conical in shape and when the plug is inserted into the valve, they form a seal.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: September 12, 2017
    Assignee: SPX FLOW, INC.
    Inventors: Veaceslav Ignatan, Robert L. Fetterman
  • Atomizing desuperheater shutoff apparatus and method
    Patent number: 8333329
    Abstract: The present invention is directed to a desuperheater spraying valve assembly. More particularly, the invention provides a new and improved valve assembly, whereby cooling liquid may be controllably injected into a gas or a liquid stream, typically steam, to selectively maintain the gas or liquid at a predetermined temperature level. In a possible embodiment of the present invention, a class V valve assembly is disclosed. It comprises an actuator coupled to a plug with a valve seat in the proximity of said plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to said valve seat and at least one spray nozzle is affixed to a to the spray tube. The plug and said valve seat are conical in shape as to when said plug is inserted into said valve, they form a seal.
    Type: Grant
    Filed: June 19, 2009
    Date of Patent: December 18, 2012
    Assignee: SPX Corporation
    Inventors: Veaceslav Ignatan, Robert L. Fetterman
  • ATOMIZING DESUPERHEATER SHUTOFF APPARATUS AND METHOD
    Publication number: 20100319781
    Abstract: The present invention is directed to a desuperheater spraying valve assembly. More particularly, the invention provides a new and improved valve assembly, whereby cooling liquid may be controllably injected into a gas or a liquid stream, typically steam, to selectively maintain the gas or liquid at a predetermined temperature level. In a possible embodiment of the present invention, a class V valve assembly is disclosed. It comprises an actuator coupled to a plug with a valve seat in the proximity of said plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to said valve seat and at least one spray nozzle is affixed to a to the spray tube. The plug and said valve seat are conical in shape as to when said plug is inserted into said valve, they form a seal.
    Type: Application
    Filed: June 19, 2009
    Publication date: December 23, 2010
    Inventors: Veaceslav Ignatan, Robert L. Fetterman