TRAIL - Technical Report Archive and Image Library

Application of cast-on ferrochrome-based hard surfacings to polystyrene pattern castings

Electrolytic reduction of cobalt in ammoniacal leach solutions

Corrosion of roof bolt steels in Missouri lead and iron mine waters

Subsidence information for underground mines :literature assessment and annotated bibliography

Analyses of natural gases, 1984

Field measurement and finite-element modeling of circular and rectangular shaft shapes in the Coeur d'Alene mining district, Idaho

Hydrometallurgical treatment of electronic scrap to recover gold and silver

Comparative laboratory evaluation of resin-grouted roof bolt elements

Recognizing signs of excessive loading in underground coal mines

Airflow evaluations of four-flow-controlled personal sampling pumps

Volume expansion of acidproof brick exposed to 20 wt pct HC1 at 90⁰ C

Recovery of zircon from investment casting molds

Field trials of a portable microseismic processor recorder

Bulk mineralogy and geochemistry of selected Alaskan chromian spinel samples

Assessment of phosphogypsum as a constituent of aggregate material

Cobalt recovery from copper leach solutions

Device for in situ measurement of coal-cutting forces

Feasibility of water diversion and overburden dewatering

Overlap probability for short-period-delay detonators used in underground coal mining

Extraction of chromium from domestic chromites by alkali fusion

Measurement of coal-cutting forces underground with the in-seam tester

Laboratory wear testing capabilities of the Bureau of Mines

Quartz dust sources during overburden drilling at surface coal mines

Literature on the revegetation of coal-mined lands

Tungsten availability--market economy countries :a minerals availability program appraisal

Anchorage capacities in thick coal roofs

Mining deep ocean manganese nodules:description and economic analysis of a potential venture

Influence of chelating reagents on leaching of copper ore

Influence of an organic polymer in ball-mill grinding of quartz, dolomite, and copper ore

Defluorination of byproduct zinc concentrates

Electrochemical conditioning of a mineral particle bed electrode for flotation

Determination of tungsten and associated elements in natural brines and related process solutions by inductively coupled plasma spectrometry

Comparison of rotary and in-hole motor techniques for drilling horizontal boreholes in coal

Methane control on longwalls with cross-measure boreholes (Lower Kittanning Coalbed)

High-temperature properties of magnesia-refractory brick treated with oxide and salt solutions

Laboratory evaluation of spray-applied rigid urethane foams

Recovery of platinum, palladium, and gold from Stillwater Complex flotation concentrate by a roasting-leaching procedure

Structural design considerations for deep mine shafts :analysis of circular, rectangular, and elliptical openings

Control of acid mine drainage :proceedings of a technology transfer seminar

Safety aspects of pneumatic transport

The Bureau of Mines noise-control research program :a 10-year review

Zaire

Mineral investigation of the Black Rock wilderness study area, Graham County, Arizona

Mineral investigation of the Fishhooks wilderness study area, Graham County, Arizona

Research study on pillar design for vertical crater retreat (VCR) mining

Pacific Manganese Nodules: Characterization and Processing

Resource Recovery from Municipal Solid Waste

Dewatering of Mineral Waste Using the Flocculant Polyethylene Oxide

Dielectric Separation of Minerals

Mineral Facts and Problems: 1985 Edition

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