Patents Assigned to The Commonweath Industrial Gases Limited
  • Process for the production of synthetic rutile
    Patent number: 5601630
    Abstract: A process for removal of iron from reduced titanium ores involves hydrometallurgical treatment with an aqueous solution through which an oxidising gas including oxygen and/or ozone is passed to oxidise metallised iron present within said reduced titanium ore.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: February 11, 1997
    Assignee: The Commonweath Industrial Gases Limited
    Inventor: Walter Hoecker