Ultrafine Grinding of Several Industrial Minerals by the Attrition-grinding Process

Investigation of Fire and Explosion Accidents in the Chemical, Mining, and Fuel-related Industries: A Manual, Issues 678-688

Extraction of Manganese from Georgia Umber Ore by a Sulfuric Acid-ferrous Sulfate Process (in Two Parts).: Countercurrent-decantation extraction and agglomeration of leached residue tests. 1

Multiple Zone Mining Plus Beneficiation of Western Phosphate Rock: A Cost Estimate and Comparison with Selective Mining, Issues 7501-7520

Using Radiant Heat to Reduce Coal Filter-cake Moisture: Results of Pilot Plant Tests, Issues 5824-5832

A One-step Operation for Recovery of Manganese as Chloride from Ores and Slags: 1966

Identification of Sulfur Compounds in Petroleum: Analysis of a Wasson, Texas Crude Oil Distillate Boiling from 1110 to 1500C, Issues 6801-6810

Metallurgical Studies of Rhodonite Ores, Silverton District, Colorado (In Three Parts).: Melting, quenching, and acid leaching of concentrates and electrolytic recovery of manganese from solution. 3

Report of Investigations: no.7381 to date

Heats and Free Energies of Formation of Vanadium Nitride and Vanadium Carbide: Issues 6161-6180

Sulfur in Lignite: Form and Transformations on Thermal Treatment, Issues 5621-5640

Defluorination of Fluorspar: Preparation of Aluminum Fluoride from Siliceous Fluorspar, Issues 6021-6040

Flotation of Beryl from North-eastern Pegmatites: A Progress Report, Issues 5761-5780

Process Development in Removing Sulfur Dioxide from Hot Flue Gases (in Four Parts).: Laboratory-scale pulverized-coal-fired furnace. 2

Detonation of a Flammable Cloud Following a Propane Pipeline Break: The December 9, 1970, Explosion in Port Hudson, Mo, Issues 7741-7760

Reservoir Oil Characteristics, Greater Aneth Area, Utah: Unusual Saturation-pressure Variations, Issues 6181-6200