Recent Advances In Mining And Processing Of Low-Grade Submarginal Mineral Deposits / by Centre for Natural Resources, Energy and Transport, United Nations, New York. - New York : Pergamon Press, 1976 - viii, 192 pages .: [31] leaves of plates, illustrations .; 28 cm

Papers of a conference held in New York, Apr. 3-7, 1972.

Includes bibliographical references

0080210511


Mining engineering $x Congresses--Congresses
Ore deposits --Congresses
Metallurgy --Congresses

622 / REC 1976