Patents Assigned to Lost River Mining Corporation Limited
  • Method of forming fluorite briquettes
    Patent number: 4071595
    Abstract: A method of forming fluorite briquettes from a fluorite flotation concentrate wherein the fine dry powder of the fluid concentrate is preheated, briquetted under pressure and fired after the formation of the briquettes to form solid dust free briquettes.
    Type: Grant
    Filed: January 6, 1976
    Date of Patent: January 31, 1978
    Assignee: Lost River Mining Corporation Limited
    Inventors: Karl R. Komarek, Richard K. Komarek
  • Detecting fluorite in a solid rock sample
    Patent number: 3957438
    Abstract: A method of detecting fluorite in an ore body comprising the steps of activating and dissociating the fluorite by the application of a cation exchange resin reagent, substituting the sodium ions of the activated and solubilized fluorite with a rare earth mineral and reacting the substituted rare earth mineral with an alizarin complexone to colour stain the fluorite whereby the presence of the fluorite may be readily detected.
    Type: Grant
    Filed: May 24, 1974
    Date of Patent: May 18, 1976
    Assignee: Lost River Mining Corporation Limited
    Inventor: Wilmot P. Reid