From Introduction: "In this bulletin the reports on manganese are presented, which range in scope from the beneficiation of the ore to the utilization of the metal.
Report issued by the Bureau of Mines over manganese deposits of Aroostook County, Maine. As stated i...
Report issued by the Bureau of Mines over investigations conducted on common war minerals. Descripti...
Report issued by the U.S. Bureau of Mines discussing the "occurrence, milling, and metallurgy of man...
Report issued by the U.S. Bureau of Mines discussing the worldwide availability of manganese. As sta...
Report issued by the Bureau of Mines over evaluations of manganese deposits. The results of the eval...
From Scope and Purpose of Investigation: "The direct purpose of the bulletin is, on the one hand, to...
Report issued by the Bureau of Mines over manganese deposits of Santa Clara and Stanislaus Counties....
Report issued by the Bureau of Mines over investigations conducted on manganese deposits in Maine. D...
From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment ...
Since the great demand for domestic manganese ore has arisen as a result of conditions brought about...
Report issued by the Bureau of Mines over the manganese deposits in Sierra County, New Mexico. Descr...
From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment ...
Report issued by the Bureau of Mines over studies conducted on manganese deposits of Aroostook Count...
Report issued by the U.S. Bureau of Mines regarding the concentration of manganese ore along the Mis...
Technical paper issued by the Bureau of Mines over the use of manganese with iron ore. Different use...
Report issued by the Bureau of Mines over manganese deposits of Aroostook County, Maine. As stated i...
Report issued by the Bureau of Mines over investigations conducted on common war minerals. Descripti...
Report issued by the U.S. Bureau of Mines discussing the "occurrence, milling, and metallurgy of man...
Report issued by the U.S. Bureau of Mines discussing the worldwide availability of manganese. As sta...
Report issued by the Bureau of Mines over evaluations of manganese deposits. The results of the eval...
From Scope and Purpose of Investigation: "The direct purpose of the bulletin is, on the one hand, to...
Report issued by the Bureau of Mines over manganese deposits of Santa Clara and Stanislaus Counties....
Report issued by the Bureau of Mines over investigations conducted on manganese deposits in Maine. D...
From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment ...
Since the great demand for domestic manganese ore has arisen as a result of conditions brought about...
Report issued by the Bureau of Mines over the manganese deposits in Sierra County, New Mexico. Descr...
From Introduction: "The primary purpose of this bulletin is to describe the metallurgical treatment ...
Report issued by the Bureau of Mines over studies conducted on manganese deposits of Aroostook Count...
Report issued by the U.S. Bureau of Mines regarding the concentration of manganese ore along the Mis...
Technical paper issued by the Bureau of Mines over the use of manganese with iron ore. Different use...
Report issued by the Bureau of Mines over manganese deposits of Aroostook County, Maine. As stated i...
Report issued by the Bureau of Mines over investigations conducted on common war minerals. Descripti...
Report issued by the U.S. Bureau of Mines discussing the "occurrence, milling, and metallurgy of man...