Found: 2

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  • BALL CLAY.

    Published in:
    Mining Engineering, 2015, v. 67, n. 7, p. 31
    By:
    • Virta, R. L.
    Publication type:
    Article

  • BALL CLAY.

    Published in:
    Mining Engineering, 2014, v. 66, n. 7, p. 35
    By:
    • Virta, R. L.
    Publication type:
    Article