Patents by Inventor Menno J.T. van Haasterecht

Menno J.T. van Haasterecht 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).

  • ENVIRONMENTALLY FRIENDLY HYBRID MICROBIOLOGICAL CONTROL TECHNOLOGIES FOR COOLING TOWERS
    Publication number: 20090242484
    Abstract: This is a method that is an environmentally friendly hybrid microbiological control compromising a physical method through fine filtration, which removes nutrients, bacteria and suspended solids from open recirculating cooling systems. The method for microbiological control in cooling systems wherein a recirculating fluid containing an oxidising or a non-oxidising biocide or a mixture of an oxidising and a non-oxidising biocide and is passed through a fine filtration system resulting in reduced microbiological matter, suspended solids and nutrients.
    Type: Application
    Filed: April 1, 2008
    Publication date: October 1, 2009
    Inventors: Ana-Mariana Urmenyi, Jeroen A. Koppes, Robert L. Wetergrove, Menno J.T. van Haasterecht