Physical desulfurization of fine-size coals on a spiral concentrator.
By: J. E. Zeilinger and A. W. Deurbrouch.
Contributors: Deurbrouch, A. W
Publisher: s.n
Published: 1976
Place of publication: S.l
Notes: USDI, Bur. of Mines, Rep. of Invest. RI8152. 18pp.

1