Patents by Inventor David FOXWELL

David FOXWELL 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 FOR THE SEPARATION AND/OR PURIFICATION OF METALS
    Publication number: 20260098320
    Abstract: A method for separating at least two metals from each other in a metal refining process, the method including injecting a feed solution comprising the metals into a column or flow pipe comprising a monolithic solid body having a plurality of channels, wherein the monolithic solid body is a single, continuous, bonded, solid body comprising the plurality of channels through which the feed solution can flow; and flowing the feed solution through the plurality of channels in the monolithic solid body to separate the metals.
    Type: Application
    Filed: November 7, 2025
    Publication date: April 9, 2026
    Inventors: Jonathan EDGAR, Daniel MARIN FLORIDO, David FOXWELL, Paul Noel O'SHAUGHNESSY, Andreas TSOLIGKAS
  • Methods for the separation and/or purification of metals
    Patent number: 12492448
    Abstract: A method for separating at least two metals from each other in a metal refining process, the method comprising: injecting a feed solution comprising the metals into a column or flow pipe comprising a monolithic solid body having a plurality of channels; and flowing the feed solution through the plurality of channels in the monolithic solid body to separate the metals.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: December 9, 2025
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Jonathan Edgar, Daniel Marin Florido, David Foxwell, Paul Noel O'Shaughnessy, Andreas Tsoligkas
  • METHODS FOR THE SEPARATION AND/OR PURIFICATION OF METALS
    Publication number: 20230175097
    Abstract: A method for separating at least two metals from each other in a metal refining process, the method comprising: injecting a feed solution comprising the metals into a column or flow pipe comprising a monolithic solid body having a plurality of channels; and flowing the feed solution through the plurality of channels in the monolithic solid body to separate the metals.
    Type: Application
    Filed: April 28, 2021
    Publication date: June 8, 2023
    Inventors: Jonathan EDGAR, Daniel MARIN FLORIDO, David FOXWELL, Paul Noel O'SHAUGHNESSY, Andreas TSOLIGKAS