Patents by Inventor Hao Ly

Hao Ly 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).

  • Method for treating spent pot liner
    Patent number: 8062616
    Abstract: The present invention relates to a method for treating spent pot liner material (SPL) containing carbon and/or an inorganic material, the method comprising: providing a plasma furnace having first and second electrodes for generating plasma and a crucible having a non-electrically conductive inner surface, heating the SPL material in the crucible in the presence of a flux material and an oxidant by passing an arc between the first and second electrodes via the SPL material to form a molten slag material and convert at least some of the carbon in the SPL material to CO and/or CO2 and/or incorporate at least some of the inorganic material into the molten slag material.
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: November 22, 2011
    Assignee: Tetronics Limited
    Inventors: Chris Chapman, Hao Ly, David Deegan
  • METHOD FOR TREATING SPENT POT LINER
    Publication number: 20100137671
    Abstract: The present invention relates to a method for treating spent pot liner material (SPL) containing carbon and/or an inorganic material, the method comprising: providing a plasma furnace having first and second electrodes for generating plasma and a crucible having a non-electrically conductive inner surface, heating the SPL material in the crucible in the presence of a flux material and an oxidant by passing an arc between the first and second electrodes via the SPL material to form a molten slag material and convert at least some of the carbon in the SPL material to CO and/or CO2 and/or incorporate at least some of the inorganic material into the molten slag material.
    Type: Application
    Filed: March 26, 2008
    Publication date: June 3, 2010
    Applicant: TETRONICS LIMITED
    Inventors: Chris Chapman, Hao Ly, David Deegan