TRAIL - Technical Report Archive and Image Library

Recovery of nickel and cobalt from low-grade domestic laterites

Crude oil spills research :an investigation and evaluation of analytical techniques

Structural response of propped fractures in Green River oil shale as it relates to underground retorting

Thermal reactions of shale-oil components:plant pigments as probable precursors of nitrogenous compounds in shale oil

Methane buildup hazards caused by dust scrubber recirculation at coal mine working faces,a preliminary estimate

Prompt copper recovery from mine strip waste

Methane analyzer system to record continuously the methane content of coal mine ventilation air

Lime roast-leach method for treating chalcopyrite concentrate

Effect of depth of cut and bit type on the generation of respirable dust

Converting stainless steel furnace flue dusts and wastes to a recyclable alloy

Substitution of phosphate slime for bentonite in geothermal well drilling fluids

Source of solids in injection waters, Wilmington Field, California

Methane in the Pittsburgh coalbed, Greene County, Pa.

Development and utility of reactivity scales from smog chamber data

Rock fragmentation by high-frequency fatigue

Compositional variations of organic material from Green River oil shale - WOSCO EX-1 core (Utah)

Airborne respirable dust generated during cutting of coal with water jets

Accuracy and precision of several portable gas detectors:additional studies, a supplement to RI 7811

Determination of carbonate minerals of Green River Formation oil shales, Piceance Creek Basin, Colorado

Methane ignition by frictional impact between aluminum alloys and rusted steel

Hydraulic stimulation increases degasification rate of coalbeds

Precision tests of neutron sulfur meter in coal preparation plant

Optical detection of fires and explosions :an infrared system for methane-air ignitions

Chemical flame inhibition using molecular beam mass spectrometry :reaction rates and mechanisms in a 0.3 percent CF₃Br inhibited methane flame

Electrophoretic and filtration studies of a Florida phosphate slime

Commercial-quality gas from the multipurpose borehole located in the Pittsburgh coalbed

Geologic investigations of underground coal mining problems

Chemical flame inhibition using molecular beam mass spectrometry :computational methods for analyzing flame microstructure

Numerical simulation of flame-induced aerodynamics in a coal mine passageway,semi-empirical model

Conversion of cellulosic wastes to oil

Producing SNG by hydrogasifying in situ crude shale oil

Improvements in ferric chloride leaching of chalcopyrite concentrate

Continuous charging and preheating of prereduced iron ore

Evaluation of small, color-changing carbon monoxide dosimeters

Physical property data on fine coal refuse

Construction-mineral aggregate availability in the Baltimore, Md., metropolitan area

Electrokinetic densification of hydraulic backfill, a field test

Coal Surface Mining Reclamation Costs: Appalachian and Midwestern Coal Supply Districts

The People's Republic of China: A New Industrial Power with a Strong Mineral Base

Historical fuels and energy consumption data, 1960-72, United States by states and census districts east of the Mississippi

Use of surface joint and photolinear data for predicting subsurface coal cleat orientation

Waterflooding of oilfields in Montana

Determining cleat orientation of deeper coalbeds from overlying coals

Recovery of zinc from zinc chloride by fused-salt electrolysis

Mass spectrometer method for determining parts per billion helium-3 in helium

Electrodeposition of titanium diboride coatings

Nitride intermediates in the preparation of columbium, vanadium, and tantalum metals(in two parts) :

Ferric chloride-brine leaching of galena concentrate,

Electrophysical considerations of the activation of sphalerite for flotation

Hydrochloric acid digestion and solvent extraction of western phosphates

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