Patents by Inventor André Helsen

André Helsen 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).

  • Cooling tower air inlet and drain pan
    Patent number: 7802774
    Abstract: A mechanical draft cooling tower is provided. The cooling tower includes a direct cooling section having a plurality of fill sheets. Water is sprayed downwardly over the fill sheets and is collected in a collection sump. The collection sump includes two end walls, two side walls, a floor and a drain. The end walls are sloped at the floor intersection. The floor is sloped to a center section where the drain is located.
    Type: Grant
    Filed: February 20, 2007
    Date of Patent: September 28, 2010
    Assignee: Baltimore Aircoil Company, Inc.
    Inventors: Timothy P. Facius, André Helsen
  • Cooling tower air inlet and drain pan
    Publication number: 20080197515
    Abstract: A mechanical draft cooling tower is provided. The cooling tower includes a direct cooling section having a plurality of fill sheets. Water is sprayed downwardly over the fill sheets and is collected in a collection sump. The collection sump is comprised of two end walls, two side walls, a floor and a drain. The end walls are sloped at the floor intersection. The floor is sloped to a center section where the drain is located.
    Type: Application
    Filed: February 20, 2007
    Publication date: August 21, 2008
    Inventors: Timothy P. Facius, Andre Helsen
  • Cooling system
    Publication number: 20060168981
    Abstract: A closed circuit evaporative heat exchanger comprises an air distribution plenum (4), means (36) for spraying water into the plenum (4) and a collection surface (22) for collecting unevaporated water sprayed into the plenum (4). The water is arranged to drain into a sump (16) within the plenum (4) without remaining on the collection surface (22).
    Type: Application
    Filed: February 6, 2004
    Publication date: August 3, 2006
    Applicant: Baltimore Aircoil Company Inc.
    Inventors: Georg Mager, Andre Helsen