Patents by Inventor Danielle Leblanc

Danielle Leblanc 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).

  • Methods and apparatus for treating animal manure
    Publication number: 20070029243
    Abstract: A method of treating animal manure yielding a final liquid fraction and solid fractions whereby the final liquid fraction has a suspended solids (SS) content of about 3g/L or lower comprising subjecting at least a part of said manure to a first biological passive flotation step in a flotation unit having a hydraulic residency time (HRT) of about 4 to about 24 hours with a polymer to yield a first flotation solid fraction and a first flotation liquid fraction, said method comprising a further treatment.
    Type: Application
    Filed: October 10, 2006
    Publication date: February 8, 2007
    Inventors: Jean-Francois Blais, Guy Mercier, Genevieve Belanger, Myriam Chartier, Danielle Leblanc
  • Methods and apparatus for treating animal manure
    Patent number: 7156999
    Abstract: A method of treating animal manure yielding a final liquid fraction and solid fractions whereby the final liquid fraction has a suspended solids (SS) content of about 3 g/L or lower comprising subjecting at least a part of said manure to a first biological passive flotation step in a flotation unit having a hydraulic residency time (HRT) of about 4 to about 24 hours with a polymer to yield a first flotation solid fraction and a first flotation liquid fraction, said method comprising a further treatment.
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: January 2, 2007
    Assignee: Institut National de la Recherche Scientifique
    Inventors: Jean-François Blais, Guy Mercier, Geneviève Bélanger, Myriam Chartier, Danielle Leblanc
  • Methods and apparatus for treating animal manure
    Publication number: 20050000906
    Abstract: A method of treating animal manure yielding a final liquid fraction and solid fractions whereby the final liquid fraction has a suspended solids (SS) content of about 3 g/L or lower comprising subjecting at least a part of said manure to a first biological passive flotation step in a flotation unit having a hydraulic residency time (HRT) of about 4 to about 24 hours with a polymer to yield a first flotation solid fraction and a first flotation liquid fraction, said method comprising a further treatment.
    Type: Application
    Filed: April 8, 2003
    Publication date: January 6, 2005
    Inventors: Jean-Francois Blais, Guy Mercier, Genevieve Belanger, Myriam Chartier, Danielle Leblanc