Methods for Producing Alumina from Anorthosite: An Evaluation of a Lime-soda Sinter Process

Methods for Producing Alumina from Clay: An Evaluation of a Nitric Acid Process

Methods for Producing Alumina from Clay: An Evaluation of a Sulfurous Acid-sulfuric Acid Process

Methods for Producing Alumina from Clay: An Evaluation of the Sulfurous Acid-caustic Purification Process

Methods for Producing Alumina from Clay: An Evaluation of a Potassium Alum Process

A Cost Estimate of the Bayer Process for Producing Alumina

Methods for Producing Alumina from Clay: An Evaluation of Two Ammonium Alum Processes

Methods for Producing Alumina from Clay: An Evaluation of Three Sulfuric Acid Processes

Methods for Producing Alumina from Clay: An Evaluation of Five Hydrochloric Acid Processes

Methods for Producing Alumina from Clay: An Evaluation of Two Lime Sinter Processes

Methods for Producing Alumina from Clay: An Evaluation of a Lime-soda Sinter Process

An Evaluation of an Ammonium Sulfate Leaching Process for Recovering Manganese from Minnesota and Maine Resources

Economic Evaluation Methodology

Cost Estimate of the Bayer Process for Producing Alumina-based on 1982 Equipment Prices

Cost Evaluation of a Metal and Mineral Recovery Process for Treating Municipal Incinerator Residues

An Assessment of a Proposed Plant for Producing Direct Reduced Iron on the Minnesota Iron Range

Evaluation of the Sulfatization-reduction Process for Recovering Manganese and Iron Oxide Pellets

Recovery of Alumina from Anorthosite, San Gabriel Mountains, California, Using the Lime Soda Sinter Process: With a Section on Geology by Gordon B. Oakeshott, Issues 6241-6295

Heats and Free Energies of Formation of Gallium Sesquioxide and Scandium Sesquioxide: Issues 5900-5997

Developing a Thermochemical Model for the Iron Blast Furnace: Model of Ideal Furnace at Equilibrium, Issues 6221-6240