Patents by Inventor Sergio Debernardi

Sergio Debernardi 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).

  • Patent number: 8367867
    Abstract: A process for producing urea is disclosed, wherein liquid ammonia and carbon dioxide are reacted in a high-pressure synthesis section (100), and at least part of the carbon dioxide is fed to said synthesis section (100) in liquid phase. A plant operating according to said process and a method for modernizing existing plants accordingly are also disclosed.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: February 5, 2013
    Assignee: Urea Casale S.A.
    Inventors: Federico Zardi, Sergio Debernardi
  • Patent number: 8263805
    Abstract: A process for producing urea is disclosed, wherein liquid ammonia and carbon dioxide are reacted in a high-pressure synthesis section (100), and at least part of the carbon dioxide is fed to said synthesis section (100) in liquid phase. A plant operating according to said process and a method for modernizing existing plants accordingly are also disclosed.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: September 11, 2012
    Assignee: Urea Casale S.A.
    Inventors: Federico Zardi, Sergio Debernardi
  • Publication number: 20100210874
    Abstract: A process for producing urea is disclosed, wherein liquid ammonia and carbon dioxide are reacted in a high-pressure synthesis section (100), and at least part of the carbon dioxide is fed to said synthesis section (100) in liquid phase. A plant operating according to said process and a method for modernizing existing plants accordingly are also disclosed.
    Type: Application
    Filed: October 4, 2007
    Publication date: August 19, 2010
    Applicant: Urea Casale S.A.
    Inventors: Federico Zardi, Sergio Debernardi
  • Publication number: 20050287063
    Abstract: Method for ammonia production through a catalytic reaction of pressurised synthesis gas in an appropriate compressor with many stages (1, 2), each of which is equipped with an inlet and outlet (1a, 2a, 1b, 2b) for said synthesis gas said method including a purification step through liquid ammonia of said synthesis gas from water and carbon dioxide contained in it.
    Type: Application
    Filed: May 14, 2003
    Publication date: December 29, 2005
    Applicant: Ammonia Casale S.A.
    Inventor: Sergio Debernardi