Search U.S. government technical reports digitized or harvested by TRAIL.
Effects of planes of weakness on uniaxial compressive strength of model mine pillars
Analysis of the northern Great Plains province lignites and their ash :a study of variability
Performance of a low-permeability sandstone oil reservoir, West Avant field, Osage County, Okla.
An acoustical bench for an ultrasonic pulse system
Use of fly ash for remote filling of underground cavities and passageways
Columbium and tantalum alloy development
Explosibility of miscellaneous dusts
Evaluation of phosphate fines from southeastern Idaho
Earth pressure at rest and one-dimensional compression in mine hydraulic backfills
Development of slurry explosives for use in potentially flammable gas atmospheres
Low-temperature performance of compressed-oxygen closed-circuit breathing apparatus
Microflotation studies of some columbium-tantalum minerals
Field freezing of a cerium-iron alloy
Gas chromatographic analyses of the principal constituents of mine atmospheres
Changes in ash composition of North Dakota lignite treated by ion exchange
Characteristics of Green River formation oil shales at Bureau of Mines Wyoming corehole no. 1
Corrosion properties of the TZM and molybdenum-30 tungsten alloys
Recovery of hydrofluoric acid from waste fluosilicic acid :preliminary studies
Removal of nonferrous metals from synthetic automobile scrap on heating in a rotary kiln
Effect of physical parameters on the reaction of graphite with silica in vacuum
Coal-derived humus :plant growth effects
Stresses and displacements induced in rock by tunnel boring machine props
Storage stability of gasoline :oven test for prediction of gasoline storage stability
Preparation of anhydrous chromous chloride
Mine water research :the limestone neutralization process
Flotation characteristics of some beryllium minerals and associated gangue minerals
Recovery of sulfur from molybdenite
Copper cementation using automobile scrap in a rotating drum
A comparison of infrared and gas chromatographic methods for determination of methane in mine air
Amino acids as retaining agents for separation of rare-earth elements on ion-exchange resin
Effect of end conditions on determining compressive strength of rock samples
Investigation of operating variables in the attrition grinding process
Electrowinning aluminum from aluminum chloride :operation of a two-compartment cell
Reaction of coal with steam at high pressures
Field investigation and testing of a Minnesota clay resource for iron ore pellet bonding
Comparison of trip lights and reflectors
Laboratory studies on the use of sodium sulfate for removing copper from molten iron
Large-scale studies of gas detonations
Determination of incombustible content of mine dust by nuclear method
Colorimetric method for arsenic in coal
Magnetic separation of pyrite from coals
Chlorine dissolution of several ferroalloys
Preparation characteristics of coal from Clarion County, Pa.
Ultrafine grinding of anthracite
Heats of formation of four anhydrous sodium borates
Copper removal from steel scrap by thermal treatment :feasibility study