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- Methods for producing alumina from clay :an evaluation of five hydrochloric acid processes
- Review of major proposed processes for recovering manganese from United States resources (in three parts).
- Methods for producing alumina from clay :an evaluation of the sulfurous acid-caustic purification process
- Methods for producing alumina from clay :an evaluation of three sulfuric acid processes
- Review of major proposed processes for recovering manganese from United States resources (in three parts).
- Methods for producing alumina from clay :an evaluation of a nitric acid process
- Methods for producing alumina from clay :an evaluation of two ammonium alum processes
- A cost estimate of the Bayer process for producing alumina
- Methods for producing alumina from clay :an evaluation of a lime-soda sinter process
- Review of major proposed processes for recovering manganese from United States resources (in three parts).
- An Evaluation of an ammonium sulfate leaching process for recovering manganese from Minnesota and Maine resources