Economic aspects of iron-ore preparation.
- Geneva : UN, 1966
- xiv, 280p. : ill. ; 30 cm.
Includes bibliographical references and index.
Natural resources
Iron Ore
Ore-dressing
Minerals
553.1 / ECE-3
Includes bibliographical references and index.
Natural resources
Iron Ore
Ore-dressing
Minerals
553.1 / ECE-3