Zinc smelting in the horizontal retort fired with natural gas :

Author:	Oldright, G. L.
Year:	1948
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	4335
Subjects:	Smelting
	Smelting furnaces
	Zinc ores--Metallurgy
Link:	https://hdl.handle.net/2027/mdp.39015078480053