Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
10066 results returnedSearch results
- Recovery of vanadium, uranium, and phosphate from Idaho phosphorite ores
- Reclaiming heavy metals from wastewater using magnesium oxide
- Electrochemical determination of thermodynamic properties of NiCr₂O₄ and CoCr₂O₄
- Wood crib fires in a ventilated tunnel
- Longwall shearer performance using water-jet-assisted cutting
- Effect of alloying elements on oxidation of low-chromium alloys
- A statistical determination of spark ignition safety factors in methane, propane, and ethylene mixtures in air
- Self-contained self-rescuer field evaluation :first-year results of 5-year study
- Firing delay characteristics of instantaneous and seismic detonators
- A short-term evaluation of compressible stoppings used in trona mines
- Seasonal variation in respirable dust concentration in U.S. coal mines
- Microwave drying of fine coal
- Flocculation and dewatering of montmorillonite modified by ion exchange
- Removal of alkalies from portland cement kiln dust
- Gas equilibrium in sealed coal mines
- Recovery of fluorite and byproducts from Fish Creek deposit, Eureka County, NV
- Measurement of dielectric properties of minerals at microwave frequencies
- Evaluation of bearing plates installed on full-column resin-grouted bolts
- Producing chlorination-grade feedstock from domestic ilmenite--laboratory and pilot plant studies
- In situ FT-IR studies of reactions of activated sphalerite with aqueous solutions of potassium ethylxanthate
- High-temperature relative enthalpies and related thermodynamic properties of Na₂Ti₆O₁₃
- Shield mechanics and resultant load vector studies
- Correlating abrasive wear to alloy additions in low-alloy steels
- High-temperature relative enthalpies of V₂0₅
- Calcium sulfide precipitation of mercury from gold-silver cyanide-leach slurries
- A method for locating abandoned mines
- Recent developments in spray cooling of deep mines
- Effects of millisecond-delay intervals on vibration and airblast from surface coal mine blasting
- Recovery of silver, gold, and lead from a complex sulfide ore using ferric chloride, thiourea, and brine leach solutions
- Analyses of natural gases, 1985
- Lead reduction in ambient air :technical feasibility and cost analysis at domestic primary lead smelters and refineries
- Experimental nickel-cobalt recovery from melt-refined superalloy scrap anodes
- Using barriers to reduce dust exposure of longwall face workers
- Testing materials for support-wall construction
- Transformer fluid fires in a ventilated tunnel
- Thermal gravimetric analysis of pyrite oxidation at low temperature
- Lithium availability--market economy countries :a minerals availability appraisal
- Deposition of respirable coal dust in an airway
- Calamity hollow mine fire project (in five parts).
- An infrared examination of ion-exchanged montmorillonite treated with polyethylene oxide
- Tin availability-market economy countries :a minerals availability program appraisal
- Short-delay blasting in underground coal mines
- Domestic consumption trends, 1972-82, and forecasts to 1993 for 12 major metals
- Cutter roof failure :an overview of the causes and methods for control
- Evaluating ventilation parameters of three coal mine gobs
- Surface testing and evaluation of the monorail bridge conveyor system
- Availability of elemental sulfur and pyrite concentrate--market economy countries :a minerals availability appraisal
- Triboelectric effects on polyethylene methane drainage pipelines
- Direct measurement of longwall strata behavior :a case study
- Waveform analysis of electric furnace arcs as a diagnostic tool