Patents Assigned to Kembla Coal & Coke Pty. Limited
  • Patent number: 4740037
    Abstract: A continuous mining machine includes a main frame mounted on tracks for mobility, a cutter head mounted on a subframe which is adapted to be moved toward and away from the front of the main frame, a conveyor to collect mined material and convey it to the rear of the main frame, and a roof bolter supported on the main frame adjacent the front thereof, whereby, as the sub-frame is moved away from the front of the main frame and the cutter head mounted thereon operates to cut material to be mined, thereof bolter is simultaneously operated to perform roof bolting operations close to the face of the mine.
    Type: Grant
    Filed: March 11, 1985
    Date of Patent: April 26, 1988
    Assignee: Kembla Coal & Coke Pty. Limited
    Inventors: Donald T. Eager, George H. Keene, Robert A. Newman, Donald A. Kelly, Norman B. Mason, Charles R. Deamer