Patents by Inventor Ronald W. Moyle

Ronald W. Moyle 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).

  • Treatment of aluminous materials
    Patent number: 4548795
    Abstract: A leaching process employing acidic chloride solutions, whereby the iron content of aluminous materials such as lower grade iron-containing bauxite ores is reduced, enabling the obtention of valuable products such as metallurgical grade alumina and refractory grade bauxite, previously obtainable only from higher grade low-iron aluminous materials.
    Type: Grant
    Filed: May 10, 1984
    Date of Patent: October 22, 1985
    Assignee: Comalco Aluminum Limited
    Inventors: William H. Andrews, David J. Milne, Ronald W. Moyle, James P. Peters
  • Treatment of aluminous materials
    Patent number: 4474736
    Abstract: A leaching process employing acidic chloride solutions, whereby the iron content of aluminous materials such as lower grade iron-containing bauxite ores is reduced, enabling the obtention of valuable products such as metallurgical grade alumina and refractory grade bauxite, previously obtainable only from higher grade low-iron aluminous materials.
    Type: Grant
    Filed: April 20, 1982
    Date of Patent: October 2, 1984
    Assignee: Comalco Aluminum Limited
    Inventors: William H. Andrews, David J. Milne, Ronald W. Moyle, James P. Peters