Patents Assigned to Global Coal Solutions Pty Ltd
  • Beneficiation of coal
    Patent number: 8591607
    Abstract: A process for improving mined coal includes comminuting the coal to a particle size at which individual macerals are available. Reactive macerals are extracted from the comminuted coal as froth from the top of a deep-column flotation cell. The extracted macerals are then de-watered.
    Type: Grant
    Filed: August 18, 2008
    Date of Patent: November 26, 2013
    Assignee: Global Coal Solutions Pty Ltd
    Inventors: Grant Fleming, Greig Freeman
  • BENEFICIATION OF COAL
    Publication number: 20100287828
    Abstract: This invention concerns the beneficiation of coal, in particular a process for improving mined coal. The invention is a commercial scale process for improving coal, comprising the steps of: Comminuting coal to a particle size at which individual Macerals are available. Extracting reactive Macerals from the comminuted coal as froth from the top of a deep-column flotation cell. And, dewatering the extracted Macerals. In another aspect the invention concerns a commercial scale processing plant for mined coal.
    Type: Application
    Filed: August 18, 2008
    Publication date: November 18, 2010
    Applicant: Global Coal Solutions Pty Ltd
    Inventors: Grant Flemming, Greig Freeman