Patents by Inventor Paolo Gamboggi

Paolo Gamboggi 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).

  • Use of nitrogen compounds in the pickling of stainless steel
    Patent number: 9487741
    Abstract: The present invention relates to an acidic aqueous solution suitable for the pickling of stainless steel grades that comprises accelerators based on water soluble inorganic compounds comprising at least one nitrogen atom in an oxidation state in the range of ?2 to ??. The present invention further encompasses a process for the pickling of stainless steel that makes use of a pickling solution comprising the above-mentioned accelerators.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: November 8, 2016
    Inventors: Ioannis Demertzis, Mauro Rigamonti, Paolo Giordani, Paolo Gamboggi