Browse TRAIL Inventories

Technology and use of lignite.Proceedings: Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., May 9-10, 1973.

Well-logging techniques for mineral deposit evaluation: a review,

Economic significance of the Florida phosphate industry,

Bureau of Mines energy program, 1973,

Revised and updated cost estimates for producing alumina from domestic raw materials,

Comparative porphyry copper mining and processing costs - Alaska and Arizona.

The U.S. zinc industry: a historical perspective,

Aqueous reduction of chalcopyrite concentrate with metals

Seepage-environmental analysis of the slime zone of a tailings pond

Thermal diffusivity of six igneous rocks at elevated temperatures and reduced pressures

A continuous-recording methanometer for exhaust fan monitoring

Preliminary investigation of desilication of minerals with sulfur and carbon

Room temperature tensile properties of titanium and seven titanium alloys prepared by skull casting

Continuous heavy liquid concentration of brucite

Coal mine dust incombustibles content analyzer using a gamma-ray backscatter technique

Compound-type separation and characterization studies for a 370©® to 530©® C distillate of Recluse, Wyo., crude oil

Improved electrical resistivity field system for shallow earth measurements

Low-temperature heat capacities of sphalerite and wurtzite,

Reducing surface hot shortness of copper-containing steels using silicon additions and controlled reheating conditions.

Recovering vanadium from dolomitic Nevada shale

Identification of [gamma]-valerolactone in waste water from an oil-shale in situ retort

Recovery of lead from galena by a leach electrolysis procedure

Methods and costs for stabilizing fine-sized mineral wastes

Oil shale retorting in a 150-ton batch-type pilot plant

Coal mine combustion products:neoprenes, polyvinyl chloride compositions, urethane foam, and wood

Elemental composition of coal mine dust

Ventilation eddy zones at a model coal mine working face

A mathematical model to guide the discovery of ore bodies in a Coeur d'Alene lead-silver mine

Emission characteristics of a prime mover for hybrid vehicle use

Statistical analysis of methane concentration fluctuations produced by incomplete mixing of methane and air at a model coal mine working face

Electrochemical anodic reaction rate of vanadium metal with molten VCl₂-VCl₃-NaCl mixtures

Synthesis of rutile from domestic ilmenites

Pulsed nuclear magnetic resonance studies of oil shales-estimation of potential oil yields

Compression testing of rock in simulated lunar environment

Washing fine-size coal in a dense-medium cyclone

Carbon steel from prereduced pellets-acid practice

Increasing fluosilicic acid evolution from phosphate rock by digestion with phosphoric acid

Microdetermination of volatile matter and rock dust concentration of airborne coal mine dust

Solvent stimulation tests in two California oilfields

Detection and delineation of faults by surface resistivity measurements:Schwartzwalder mine, Jefferson County, Colo.

Qualitative characterization of 370⁰ to 535⁰C aromatic concentrates of crude oils from GPC analyses

Waste lubricating oil research:a comparison of bench-test properties of re-refined and virgin lubricating oils

Mine pager to public telephone interconnect system

Development of titanium load cells for support load determination

Mine roof simulator:definition and discussion of parameters

Oxidation of mixed iron and copper chlorides

Methane in the Pittsburgh coalbed, Washington County, Pa.

A new method of analysis to obtain exact solutions for stresses and strains in circular inclusions

Effect of impurities and additives on the electrowinning of zinc

Physical property data on coal waste embankment materials


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