Patents by Inventor Jeroen Pieter Netten

Jeroen Pieter Netten 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).

  • Hydrometalurgical process and apparatus for recovering metals from waste material
    Patent number: 9023129
    Abstract: The invention is directed to a process and apparatus for recovering metals from bottom ash from incineration plants, such as municipal waste incineration plants. The process includes directing a feed containing ash into an oxidizing unit, wherein at least part of the metals is oxidized in the presence of one or more acids and at least one oxygen donor, thus producing a stream comprising metal ions. From this stream the metals of interest are selected and converted into metallic form.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: May 5, 2015
    Assignee: Elemetal Holding B.V.
    Inventors: Jeroen Pieter Netten, Silvan Johan Thus
  • HYDROMETALURGICAL PROCESS AND APPARATUS FOR RECOVERING METALS FROM WASTE MATERIAL
    Publication number: 20120234137
    Abstract: The invention is directed to a process and apparatus for recovering metals, in particular for recovering metals from bottom ash from incineration plants, such as municipal waste incineration plants. In accordance with the invention, a feed containing ash is fed to an oxidizing unit, wherein at least part of said metals is oxidized in the presence of one or more acids and at least one oxygen donor, thus producing a stream comprising metal ions. From this stream the metals of interest are selected and converted into metallic form.
    Type: Application
    Filed: October 6, 2010
    Publication date: September 20, 2012
    Applicant: ELEMETAL HOLDING B.V.
    Inventors: Jeroen Pieter Netten, Silvan Johan Thus