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United States Bureau of Mines - Reports of Investigation 8301 - 9700 (part 5)

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Links to other RI sections:

USBM Reports of Investigation 1 (RI 2300 - 3800)

USBM Reports of Investigation 2 (RI 3801 - 5300)

USBM Reports of Investigation 3 (RI 5301 - 6800)

USBM Reports of Investigation 4 (RI 6801 - 8300)



USBM Index


Reports of Investigation 8301 - 9700 (part 5) listed here:

RI 8306 / EXTRACTING URANIUM FROM LOW-GRADE ORE FROM THE COSO MOUNTAINS, CALIFORNIA, pb, $ 24

RI 8317 / EXPERIMENTAL STUDIES ON THE ORIGIN AND ACCUMULATION OF COALBED GAS, pb, $ 6

1979

RI 8338 / STRESS-INDUCED FAILURES IN MINE ROOF, pb, $ 20


RI 8342 / CO2-ABSORPTION CHARACTERISTICS OF MINE RESCUE BREATHING APPARATUS, pb, $ 5

RI 8345 / FLEXIBLE, FIBEROPTIC STRATASCOPE FOR MINING APPLICATIONS, pb, $ 8

RI 8346 / DEVELOPMENT OF SPECIALIZED SULFUR CONCRETES, pb, $ 10

RI 8350 / CORROSION STUDIES IN BRINES OF THE SALTON SEA GEOTHERMAL FIELD, pb, $ 20

RI 8364 / THERMAL, MECHANICAL, AND PHYSICAL PROPERITES OF SELECTED BITUMINOUS COALS AND COKES, pb, $ 36

RI 8365 / SLICKENSIDE OCCURRENCE IN COAL MINE ROOF OF THE VALLEY CAMP NO. 3 MINE NEAR WHEELING, WEST VIRGINIA, pb, $ 28

RI 8366 / RECOVERING BYPRODUCT HEAVY MINERALS FROM SAND AND GRAVEL, PLACER GOLD, AND INDUSTRIAL MINERAL OPERATIONS, pb, $ 10

RI 8368 / CARBON-IN-PULP GOLD ADSORPTION FROM CYANIDE LEACH SLURRIES, pb or pdf, $ 20

RI 8381 / ROCK PRECONDITIONING TO PREVENT ROCK BURSTS - REPORT ON A FIELD DEMONSTRATION, pb, $ 40

RI 8388 / ENHANCING PERCOLATION RATES IN HEAP LEACHING OF GOLD-SILVER ORES, pb, $ 10

RI 8392 / FORECASTING METHANE HAZARDS IN METAL AND NONMETAL MINES, pb, $ 12

RI 8399 / LONG-TERM ROCK NOISE PLOTTING TECHNIQUES, pb, $ 22

RI 8402 / GEOLOGY OF THE SINGLE-ENTRY PROJECT AT SUNNYSIDE COAL MINES 1 AND 2, SUNNYSIDE, UTAH, pb, $ 48

RI 8406 / GEOLOGY, MINING, AND METHANE CONTENT OF THE FREEPORT AND KITTANNING COALBEDS IN INDIANA AND SURROUNDING COUNTIES, PENNSYLVANIA, pb, $ 40

1980

RI 8410 / THERMODYNAMIC PROPERTIES OF POTASSIUM METASILICATE AND DISILICATE, pb, $ 6

RI 8412 / DEVELOPMENT, TESTING, AND ANALYSIS OF STEEL-FIBER-REINFORCED CONCRETE MINE SUPPORT MEMBERS, SUPPORT SYSTEM DESIGN AND RESULTS OF LABORATORY INVESTIGATION AND FULL SCALE TESTING, pb, $ 29

RI 8413 / DEVELOPMENT OF A METHOD TO DETECT GEOLOGIC FAULTS AND OTHER LINEAR FEATURES FROM LANDSAT IMAGES, pb, $ 20

RI 8414 / LEAST SQUARES CALCULATION OF HORIZONTAL STRESSES FROM MORE THAN THREE DIAMETRICAL DEFORMATIONS IN VERTICAL BOREHORES, pb, $ 15

RI 8421 / EVALUATING CLAY RESOURCES FROM CLAY COUNTY, GEORGIA, FOR STRUCTURAL CLAY PRODUCTS, pb, $ 11

RI 8428 / RECOVERY OF SILVER FROM CHLORIDE LEACH SOLUTIONS BY IODIDE PRECIPITATION, pb, $ 6

RI 8435 / SHAFT DESIGN IN THE COUER D’ALENE MINING DISTRICT, IDAHO - RESULTS OF IN SITU STRESS AND PHYSICAL PROPERTY MEASUREMENTS, pb, $ 48

RI 8439 / REINFORCEMENT MECHANISMS OF UNTENSTIONED FULL-COLUMN RESIN BOLTS, pb, $ 38

RI 8440 / STRESS DISTRIBUTION AROUND RESIN-GROUTED BOLTS, pb, $ 34

RI 8443 / SHAPE-CASTING TITANIUM IN OLIVINE, GARNET, CHROMITE, AND ZIRCON RAMMED AND SHELL MOLDS, pb, $ 15

RI 8444 / HELIUM - ITS RELATIONSHIP TO GEOLOGIC SYSTEMS AND ITS OCCURRENCE WITH THE NATURAL GASES, NITROGEN, CARBON DIOXIDE, AND ARGON, pb or pdf, $ 10

RI 8453 / DOCUMENTATION AND ANALYSIS OF A MASSIVE ROCK FAILURE AT THE BAUTSCH MINE, GALENA, ILLINOIS, pb, $ 38

RI 8457 / PNEUMATIC CONCENTRATION OF MICA, pdf, $ 10

RI 8458 / RECOVERY OF GOLD FROM ARSENOPYRITE CONCENTRATES BY CYANIDATION-CARBON ADSORPTION, pb, $ 15

RI 8462 / RECOVERY OF RUTILE FROM A PORPHYRY COPPER TAILINGS SAMPLE, pb, $ 15

RI 8465 / WELL ENGINEERING AND SAMPLING VARIABLES IN THE EVALUATION OF GEOBRINES, pb, $ 12

RI 8474 / SPONTANEOUS COMBUSTION SUSCEPTIBILITY OF U.S. COALS, pb, $ 24

RI 8478 / CONTROLLED BURNOUT OF WASTED COAL ON ABANDONED COAL MINE LANDS, pb, $ 30

RI 8485 / STRUCTURE RESPONSE AND DAMAGE PRODUCED BY AIRBLAST FROM SURFACE MINING, pb, $ 45

RI 8494 / INORGANIC CEMENT FOR MINE ROOF-BOLT GROUTING, pb, $ 32

RI 8502 / AMINE FLOTATION OF CHROMITE ORES FROM THE STILLWATER COMPLEX, MONTANA, pb, $ 30

RI 8506 / MEASUREMENT OF BLAST-INDUCED GROUND VIBRATIONS AND SEISMOGRAPH CALIBRATION, pb, $ 24

RI 8507 / STRUCTURE RESPONSE AND DAMAGE PRODUCED BY GROUND VIBRATION FROM SURFACE MINE BLASTING, pdf, $ 20

1981

RI 8511 / ELECTRIC-ARC FURNACE PROCESSING OF DOMESTIC TITANIFEROUS MATERIALS, pb, $ 15

RI 8515 / DIRECT METHOD DETERMINATION OF THE GAS CONTENT OF COAL: PROCEDURES AND RESULTS, pb, $ 20

RI 8539 / HYDROGEN SULFIDE GENERATION BY REACTION OF NATURAL GAS, SULFUR, AND STEAM, pb, $ 20

RI 8553 / BENEFICIATION OF POTENTIAL PLATINUM RESOURCES FROM SE ALASKA, pb, $ 7

RI 8558 / EVALUATTION OF SYNTHETIC FLUORSPAR IN BOF SLAGS, pb, $ 12

RI 8563 / RECOVERY OF BYPRODUCT HEAVY MINERALS FROM SAND AND GRAVEL OPERATIONS IN OREGON AND WASHINGTON, pb, $ 6

RI 8566 / AN ALGORITHM FOR DETERMINING BEBYE TEMPERATURES, pb, $ 4

RI 8575 / GEOLOGIC FACTORS IN PREDICTING COAL MINE ROOF-ROCK STABILITY IN THE UPPER KITTANNING COALBED, SOMERSET COUNTY, PENNSYLVANIA, pb, $ 48

RI 8576 / FLUORINE AND URANIUM IN PHOSPHATE ROCK PROCESSING AND WASTE MATERIALS, pb, $ 7

RI 8579 / ANALYSIS OF PILLAR STABILITY ON STEEPLY PITCHING SEAM USING THE FINITE ELEMENT METHOD, pb, $ 34

RI 8584 / LABORATORY ANALYSIS OF POZZOLAN (FLY ASH) CONCRETE, pb, $ 26

RI 8585 / MONITORING GROUND MOVEMENTS NEAR CAVITY-STOPES-METHODS AND MEASUREMENTS, pb, $ 56

RI 8598 / ROCK MECHANICS INVESTIGATION OF TWO-BED TRONA MINING, GREEN RIVER, WYOMING, pb, $ 28

1982

RI 8599 / GUIDELINES FOR SELECTING SEISMIC DETECTORS FOR HIGH-RESOLUTION APPLICATIONS, pb, $ 7

RI 8601 / CRUSHING TECHNIQUES FOR PNEUMATIC CONCENTRATION OF MICA, pb, $ 14

RI 8608 / MECHANICAL PROPERTIES OF OIL SHALE AND OVERLYING STRATA, NAVAIL OIL SHALE RESERVE, ANVIL POINTS, COLORADO, pb, $ 29

RI 8612 / IMPROVEMENTS IN HEAP LEACHING TO RECOVER SILVER AND GOLD FROM LOW-GRADE RESERVES, pb, $ 45

RI 8628 / INVESTIGATION OF LONGWALL GATEROAD ROOF SUPPORT CHARACTERISTICS AT POWHATAN NO. 4 MINE, pb, $ 8

RI 8641 / A MICROSEISMIC SYSTEM FOR MONITORING SLOPE STABILITY, pb, $ 36

RI 8646 / SEPARATION OF COPPER-NICKEL MATTES FROM DULUTH GABBRO CONCENTRATES BY FLOATATION AND MAGNETIC METHODS, pb, $ 20

RI 8649 / SILVER RECOVERY FROM CYANIDE TAILINGS USING AN ACIDIC NACL-FECL2 LEACHANT, pb, $ 40

RI 8656 / ELECTROCHEMICAL STUDIES OF PLATINUM-GROUP METALS IN MOLTEN ALKALI METAL CYANIDES, pb, $ 8

RI 8660 / DETERMINATION OF GEOLOGIC FEATURES ASSOCIATED WITH LINEARS, pb, $ 15

RI 8666 / ELECTROKINETIC DENSIFICATION OF SOLIDS IN THE A COAL MINE SEDIMENT POND - A FEASIBILITY STUDY 1. LABORATORY AND FIELD TESTS, pb, $ 28

RI 8669 / DEGASIFICATION OF THE MARY LEE COALBED, BROOKWOOD, ALABAMA, pb, $ 28

RI 8691 / SOFTWARE TECHNIQUES IN MICROSEISMIC DATA ACQUISITION, pb, $ 14

RI 8692 / ACOUSTIC EMISSION SOURCE LOCATION - A MATHEMATICAL ANALYSIS, pb, $ 15

RI 8699 / AN EVALUATION OF USED ALUMINUM SMELTER POTLINING AS A SUBSTITUTE FOR FLUORSPAR IN BASIC OXYGEN STEELMAKING, pb, $ 21

RI 8701 / A CASE HISTORY OF A MAJOR ROCK BURST, pb, $ 20

RI 8706 / THE SOLUBILITY OF METHANE, CARBON DIOXIDE, AND OXYGEN IN BRINES FROM 0O TO 300O C, pb, $ 10

RI 8717 / RECOVERY OF PLATINUM-GROUP METALS FROM STILLWATER COMPLEX, MONTANA, FLOATATION CONCENTRATES BY MATTE SMELTING AND LEACHING, pb, $ 25

RI 8729 / BUILDING SEALS BY PNEUMATIC STOWING IN MINE CLOSURE OPERATIONS, pb, $ 29

RI 8734 / STRIPPING SO2-LOADED CITRATE SOLUTIONS WITH PRESSURIZED STEAM, pb, $ 8

1983


RI 8759 / ALUMINA MINIPLANT OPERATIONS – OVERALL MASS BALANCE FOR CLAY-HCL ACID LEACHING, pb, $ 7

RI 8762 / CALAMITY HOLLOW MINE FIRE PROJECT (IN FIVE PARTS), 1. DEVELOPMENT AND CONSTRUCTION OF THE BURNOUT CONTROL VENTILATION SYSTEM, pb, $ 10

RI 8799 / PROBLEMS IN THE CONTROL OF ANTHRACITE MINE FIRES: A CASE STUDY OF THE CENTRALIA MINE FIRE, AUGUST 1980, PENNSYLVANIA, pb, $ 26

RI 8804 / CONCRETE CRIB DESIGN AND FIELD TESTING, pb, $ 36


RI 8814 / FACTOR AFFECTING THE DISSOLUTION OF GYPSUM-BONDED ROOF BOLTS, pb, $ 28

1984

RI 8861 / ASSESSMENT OF METHANE HAZARDS IN AN ANOMALOUS ZONE OF A GULF COAST SALT DOME, pb or pdf, $ 10

RI 8862 / CALAMITY HOLLOW MINE FIRE PROJECT (IN FIVE PARTS), 3. INSTRUMENTATION FOR CUMBUSTION MONITORING, PROCESS CONTROL, AND DATA RECORDING, PB, $ 8

RI 8863 / CALAMITY HOLLOW MINE FIRE PROJECT (IN FIVE PARTS), 4. QUENCHING THE FIRST ZONE, PB, $ 8

1985

RI 8889 / METHANE CONTENT OF GULF COAST DOMAL ROCK SALT, pb, $ 10


RI 8893 / ULTRASONIC CONVERGENCE MEASUREMENTS, pb, $ 8

RI 8904 / CORROSIVE OF FRICTION ROCK STABILIZERS IN SELECTED URANIUM & COPPER MINE WATERS, pb, $ 26

RI 8907 / CALCIUM SULFIDE PRECIPITATION OF MERCURY DURING CYANIDE LEACHING OF GOLD ORES, pb, $ 10

RI 8909 / FIELD MEASUREMENT OF ROCK DISPLACEMENT AND SUPPORT PRESSURE AT 5,955 FOOT LEVEL DURING SINKING OF DEEP CIRCULAR SHAFT IN NORTHERN IDAHO, pb, $ 20

RI 8922 / RECOVERING ZINC-LEAD SULPHIDE FROM A GEOTHERMAL BRINE, pb, $ 4

RI 8924 / COMPARATIVE LABORATORY EVALUATION OF RESIN-GROUTED ROOF BOLT ELEMENTS, pb, $ 16

RI 8929 / GROUND CONTROL STUDY OF A MECHANIZED, LONGWALL COAL OPERATION IN WEST VIRGINIA, pb, $ 35

RI 8940 / HYDROMETALLURGICAL TREATMENT OF ELECTRONIC SCRAP TO RECOVER GOLD AND SILVER, pb, $ 20

RI 8942 / APPLICATION OF CAST-ON FERROCHROME-BASED HARD SURFACINGS TO POLYSTYRENE PATTERN CASTINGS, pb, $ 5

RI 8943 / STRENGTHENING LOW-ALLOY MAGNESIUM SHEET BY STRAIN SOFTENING AND ANNEALING, pb, $ 15

RI 8944 / FLOCCULATION OF METAL OXIDE AND HYDROXIDE MINERALS WITH CROSS-LINKED STARCHES CONTAINING CHELATING GROUPS, pb, $ 16

RI 8945 / DETERMINATION OF TUNGSTEN AND ASSOCIATED ELEMENTS IN NATURAL BRINES AND RELATED PROCESS SOLUTIONS BY INDUCTIVELY COUPLED PLASMA SPECTROMETRY, pb, $ 10

RI 8948 / ANALYSIS OF SAMPLING VARIANCE FROM CERTAIN PLATINUM AND PALLADIUM DEPOSITS IN ALASKA, pb, $ 9

RI 8950 / ROCK STABILITY ANALYSIS USING ACOUSTIC SPECTROSCOPY, pb, $ 20

RI 8953 / REMOVAL OF MAGNESIA FROM DOLOMITIC SOUTHERN FLORIDA PHOSPHATE CONCENTRATES BY AQUEOUS SO2 LEACHING, pb, $ 16

RI 8955 / COAL MINE AIR TEMPERING: EFFECTIVENESS, DESIGN, AND ROOF SUPPORT, pb, $ 24

RI 8964 / INFLUENCE ON AN ORGANIC POLYMER IN BALL-MILL GRINDING OF QUARTZ DOLOMITE, AND COPPER ORE, pb, $ 20

RI 8965 / INFLUENCE OF CHELATING REAGENTS ON LEACHING OF COPPER ORE, pb, $ 8

RI 8966 / USING SOLVENT-IMPREGNATED CARBON TO RECOVER COPPER FROM OXIDIZED MILL TAILINGS, pb, $ 20

RI 8972 / FIELD MEASUREMENT AND FINITE-ELEMENT MODELING OF CIRCULAR AND RECTANGULAR SHAFT SHAPES IN THE COEUR D’ALENE MINING DISTRICT, IDAHO, pb, $ 30

RI 8973 / ELECTROCHEMICAL DETERMINATION OF THERMODYNAMIC PROPERTIES OF MNF2 AND COF2, pb, $ 5

RI 8976 / STRUCTURAL DESIGN CONSIDERATIONS FOR DEEP MINE SHAFTS - ANALYSIS OF CIRCULAR, RECTANGULAR, AND ELLIPTICAL OPENINGS, pb, $ 42

RI 8977 / EXTRACTION OF CHROMIUM FROM DOMESTIC CHROMITES BY ALKALI FUSION, pdf, $ 20

RI 8983 / CONICAL BIT ROTATION AS A FUNCTION OF SELECTED CUTTING PARAMETERS, pb, $ 9

RI 8985 / METHANE CONTROL ON LONGWALLS WITH CROSS-MEASURE BOREHOLES (LOWER KITTANNING COALBED), pb, $ 15

RI 8987 / REDUCING HAZARDS IN UNDERGROUND COAL MINES THROUGH THE RECOGNITION AND DELINEATION OF COALBED DISCONTINUITIES CAUSED BY ANCIENT CHANNEL PROCESSES, pb, $ 39

RI 8990 / PROCEEDINGS FOR DETERMINATION SUPPORT OF EXCAVATIONS IN HIGHLY YIELDING GROUND, pb, $ 30

RI 8991 / SOLUBILITIES OF CHLORIDE SALTS OF ALKALI AND ALKALINE-EARTH METALS WHEN SPARGED WITH HYDROGEN CHLORIDE, pb, $ 8

RI 8994 / THERMODYNAMIC PROPERTIES OF COS0.89, COS1.33, AND COS2, pb, $ 8

RI 8995 / RECOVERY OF METAL VALUES FROM COPPER CONVERTER FLUE DUST, pb, $ 12

RI 8996 / THE EFFECTS OF A RETREATING LONGWALL ON A THREE-ENTRY GATE ROAD SYSTEM, pb, $ 25

RI 8997 / UTILIZATION OF SIMULATED COAL GASES FOR REDUCING IRON OXIDE PELLETS, pb, $ 8

RI 8999 / HYDROCHLORIC ACID-OXYGEN LEACHING AND METAL RECOVERY FROM A COPPER-NICKEL BULK SULFIDE CONCENTRATE, pb, $ 12

1986

RI 9002 / PRODUCING CHLORINATION-GRADE FEEDSTOCK FROM DOMESTIC ILMENITE - LABORATORY AND PILOT PLANT STUDIES, pb, $ 13

RI 9007 / INVESTIGATION OF SIMILARITIES BETWEEN METHANE DRAINAGE POTENTIAL OF UTAH’S SUNNYSIDE COALBED VS. EASTERN U.S. COALBEDS, pb, $ 12

RI 9028 / RECOVERY OF FLUORITE AND BYPRODUCTS FROM FISH CREEK DEPOSIT, EUREKA COUNTY, NEVADA, pb, $ 7

RI 9039 / HIGH-TEMPERATURE RELATIVE ENTHALPIES OF V2O5, pb, $ 7

RI 9040 / DIRECT MEASUREMENT OF LONGWALL STRATA BEHAVIOR: A CASE STUDY, pb, $ 29

RI 9042 / CALCIUM SULFIDE PRECIPITATION OF MERCURY FROM GOLD-SILVER CYANIDE-LEACH SLURRIES, pb, $ 15

RI 9045 / WATER-JET-ASSISTED CUTTING, pb, $ 28

RI 9050 / A METHOD FOR LOCATING ABANDONED MINES, pb, $ 30

RI 9055 / HYDROMETALLURGICAL PROCESS FOR PRODUCING LEAD AND ELEMENTAL SULFUR FROM GALENA CONCENTRATES, pb, $ 12

1987

RI 9064 / THERMODYNAMIC PROPERTIES OF TWO MANGANESE SILICATES, PYROXMAGNITE AND FOLWLERITE, pb, $ 16

RI 9065 / PREPARATION OF TITANIUM FEEDSTOCK FROM MINNESOTA ILMENITE BY SMELTING AND SULFATION-LEACHING, pb, $ 15

RI 9066 / PILLAR LOAD TRANSFER ASSOCIATED WITH MULTIPLE-SEAM MINING, pb, $ 38

RI 9068 / DAMPING PROPERTIES OF SELECTED STEELS AND CAST IRONS, pb, $ 15

RI 9070 / FINE GRINDING OF COAL BY THE TURBOMILLING PROCESS, pb, $ 5

RI 9071 / CAPABILITY EVALUATION OF THE RADIAL-AXIAL SPLITTER, pb, $ 17

RI 9074 / HIGH-TEMPERATURE RELATIVE ENTHALPIES AND RELATED THERMODYNAMIC PROPERTIES OF CUPROUS IODIDE, pb, $ 11

RI 9075 / ARCH CANOPY DESIGN PROCEDURE FOR REHABILITATION OF HIGH-ROOF-FALL AREAS, pb, $ 48

RI 9081 / ASSESSMENT OF LONGWALL ROOF BEHAVIOR AND SUPPORT LOADING BY LINEAR ELASTIC MODELING OF THE SUPPORT STRUCTURE, pb, $ 7

RI 9083 / EFFECTS OF STIMULATION TREATMENTS ON COALBEDS AND SURROUNDING STRATA, EVIDENCE FROM UNDERGROUND OBSERVATIONS, pb, $ 24

RI 9084 / RECOVERY OF COBALT FROM SPENT COPPER LEACH SOLUTION USING CONTINUOUS ION EXCHANGE, pb, $ 6

RI 9091 / THREE-DIMENSIONAL SHIELD MECHANICS, pb, $ 27

RI 9094 / LEACHING OF PHOSPHATE VALUES FROM TWO CENTRAL FLORIDA ORES USING H2SO4-METHANOL MIXTURES, pb, $ 6

RI 9097 / EFFECTS OF TURBOMILLING PARAMETERS ON THE COMMINUTION OF A-SIC, pb, $ 6

RI 9098 / SHIELD-LOADING STUDIES AT AN EASTERN APPALACHIAN MINESITE, pb, $ 38

RI 9101 / BOREHOLE (SLURRY) MINING OF COAL, URANIFEROUS SANDSTONE, OIL SANDS, AND PHOSPHATE ORE, pb, $ 28

RI 9102 / ACCURATE DIRECTIONAL BOREHOLE DRILLING: A CASE STUDY AT NAVAJO DAM, NEW MEXICO, pb, $ 36

RI 9103 / ZETA POTENTIAL CONTROL FOR SIMULTANEOUS ENHANCEMENT OF PENETRATION RATES AND BIT LIFE IN ROCK DRILLING, pb, $ 12

RI 9106 / AN INVESTIGATION OF CRACK PROPAGATION WITH A WEDGE INDENTER TO IMPROVE ROCK FRAGMENTATION EFFICIENCY, pb, $ 10

RI 9108 / FIELD MANAGEMENT OF ROCK DISPLACEMENT DURING SINKING OF A DEEP RECTANGULAR SHAFT, pb, $ 18

RI 9109 / MECHANICAL BEHAVIOR OF COAL MEASURE ROCKS: ELASTIC-INELASTIC BEHAVIOR, pb, $ 16

RI 9110 / RECOVERY OF PHOSPHATE FROM FLORIDA PHOSPHATE SLIMES, pb, $ 5

RI 9115 / EFFECTS OF COMPOSITION AND PROCESSING VARIABLE ON TRANSVERSE RUPTURE STRENGTH AND HARDNESS OF NICKEL-ALLOY-BONDED TITANIUM CARBIDE, pb, $ 10

RI 9118 / ANALYSIS OF THE OXIDATION OF CHALCOPYRITE, CHALCOCITE, GALENA, PYRRHOTITE, MARCASITE, AND ARSENOPYRITE, pb, $ 7

RI 9119 / PIONEERING STUDIES ON THE FLOTATION OF CORUNDUM FROM A MONTANA GNEISS, pb, $ 10

RI 9120 / NUMERICAL PREDICTION OF COBALT SORPTION IN A CONTINUOUS ION-EXCHANGE COLUMN, pb, $ 15

RI 9121 / COLUMN LENGTH CRITERIA FOR RESIN BOLTING IN EVAPORITES, pb, $ 14

RI 9122 / SILVER-CATALYZED OXIDATIVE LEACHING OF AN ARSENICAL COPPER SULFIDE CONCENTRATE, pb, $ 12

RI 9126 / DUAL LEACHING METHOD FOR RECOVERING SILVER AND MANGANESE FROM DOMESTIC MANGANIFEROUS SILVER DEPOSITS, pb, $ 6

RI 9127 / IN SITU COMPARISON OF RADIAL AND POINT-ATTACK BITS, pb, $ 7

RI 9128 / PHYSICAL PROPERTIES AND MECHANICAL CUTTING CHARACTERISTICS OF COBALT-RICH MANGANESE CRUSTS, pb, $ 29

RI 9130 / UTILIZATION OF SCRAP PREHEATING AND SUBSTITUTE SLAG CONDITIONERS FOR ELECTRIC ARC FURNACE STEELMAKING, pb, $ 26

RI 9133 / CO-REDUCTION OF TICL4. ALCL3, AND VCL4 TO PRODUCE TITANIUM ALLOY SPONGE, pb, $ 15

RI 9138 / RECOVERY OF COBALT AND COPPER FROM COMPLEX SULFIDE CONCENTRATIONS, pb, $ 16

RI 9140 / RECOVERY OF MERCURY FROM CONCENTRATES BY CUPRIC CHLORIDE LEACHING AND AQUEOUS ELECTROLYSIS, pb, $ 12

RI 9141 / CRITICAL-LOAD STUDIES OF A SHIELD SUPPORT, pb, $ 24

RI 9142 / PREDICTION OF SURFACE DEFORMATIONS OVER LONGWALL PANELS IN THE NORTHERN APPALACHIAN COALFIELD, pb, $ 8

RI 9143 / PROTECTIVE STRUCTURES FOR LOW-COAL SHUTTLE CAR OPERATOR, pb, $ 18

RI 9144 / RIGID-BODY AND ELASTIC SOLUTIONS TO SHIELD MECHANICS, pb, $ 7

RI 9146 / ANALYTICAL METHODS FOR DETERMINING PRODUCTS FROM THERMAL DECOMPOSITION OF ALUMINUM NITRATE NONAHYDRATE, pb, $ 6

1988

RI 9149 / IN SITU HORIZONTAL STRESS DETERMINATION IN THE YAMPA COALFIELD, NORTHWESTERN COLORADO, pb, $ 48

RI 9151 / COST COMPARISON OF GOB HOLE AND CROSS-MEASURE BOREHOLE SYSTEMS TO CONTROL METHANE IN GOBS, pb, $ 15

RI 9152 / LABORATORY ASSESSMENT OF ALTERNATIVE LONGWALL STABILIZATION MATERIALS, pb, $ 18

RI 9154 / STIFFNESS CHARACTERISTICS OF LONGWALL SHIELDS, pb, $ 24

RI 9156 / SOLUBILITIES OF BROMIDE SALTS OF ALUMINUM, COBALT, LEAD, MANGANESE, POTASSIUM, AND SODIUM WHEN SPARGED WITH HYROGEN BROMIDE, pb, $ 14

RI 9157 / PERMEABILITY AND CORROSION RESISTANCE OF REINFORCED SULFUR CONCRETE, pb, $ 20

RI 9161 / EFFECT AND LOAD RATE ON WOOD CRIB BEHAVIOR, pb, $ 24

RI 9162 / ROOF TRUSS CONTACT FORCES, pb, $ 28

RI 9170 / DETECTION OF ROOF INSTABILITY BY MONITORING THE RATE OF MOVEMENT, pb, $ 24

RI 9172 / COMPUTER-ASSISTED MINE DESIGN PROCEDURES FOR LONGWALL MINING , pb, $ 38

RI 9173 / LOADING CHARACTERISTICS OF PILLARS IN MULTIPLE-SEAM MINING OPERATIONS, pb, $ 36

RI 9174 / EVALUATION OF WATER-JET-ASSISTED DRILLING WITH HANDHELD DRILLS, pb, $ 32

RI 9181 / LEACHING GOLD-SILVER ORES WITH SODIUM CYANIDE AND THIOUREA UNDER COMPARABLE CONDITIONS, pdf, $ 10

RI 9184 / EFFECTS OF VARIOUS LONGWALL CHAIN PILLAR CONFIGURATIONS ON GATE ROAD STABILITY, pb, $ 34

RI 9211 / VACUUM INDUCTION MELTING OF TI6AL4V IN A COLD CRUCIBLE, pb, $ 5

1989

RI 9214 / COMPARISON OF AERIAL AND GROUND SURVEYING OF SUBSIDENCE OVER AN ACTIVE LONGWALL, pb, $ 33

RI 9219 / COMPUTER SIMULATION OF FACE VENTILATION TO DILUTE HIGH METHANE CONCENTRATIONS DEVELOPED BY BLASTING OIL SHALE, pb, $ 16

RI 9225 / CAUSES AND CONTROL OF COAL MINE BUMPS, pb, $ 39

RI 9241 / CALAMITY HOLLOW MINE FIRE (IN FIVE PARTS): 2. OPERATION OF THE BURNOUT CONTROL SYSTEM, pb, $ 8

RI 9251 / TUNGSTEN AND GOLD RECOVERY FROM ALASKAN SCHEELITE - BEARING ORES, pb, $ 20


RI 9253 / RELATIONSHIPS BETWEEN ANNULUS THICKNESS AND THE INTEGRITY OF RESIN-GROUTED ROOF BOLTS, pb, $ 20

RI 9258 / ALKALINE OXIDATIVE LEACHING OF GOLD-BEARING ARSENOPYRITE ORES, pb, $ 20

1990

RI 9266 / STRUCTURAL USES AND PLACEMENT TECHNIQUES FOR LIGHTWEIGHT CONCRETE IN UNDERGROUND MINING, pb, $ 36

RI 9268 / EFFECT OF METAL IMPURITIES ON ADSORPTION OF GOLD BY ACTIVATED CARBON IN CYANIDE SOLUTION, pb, $ 5

RI 9283 / FIELD EVALUATION OF THREE LONGWALL PILLAR SYSTEMS IN A KENTUCKY COAL MINE, pb, $ 27

RI 9286 / STRESS DETERMINATION IN ROCK USING THE KAISER EFFECT, pdf, $ 10

RI 9294 / USE OF SHEATHED EXPLOSIVE CHARGES ON LONGWALLS, pb, $ 16

RI 9298 / EFFECTS OF SELECTED PHYSICAL AGENTS OF THE PERFORMANCE OF ACOUSTICALLY ABSORPTIVE MATERIALS, pb, $ 34

RI 9311 / EFFECT OF NONIONIC SURFACTANTS ON CHALCOPYRITE LEACHING UNDER DUMP CHEMICAL CONDITIONS, pb, $ 5

RI 9316 / TRUE UNIAXIAL COMPRESSION STRENGTHS OF ROCK OR COAL SPECIMENS ARE INDEPENDENT OF DIAMETER-TO-LENGTH RATIOS, pb, $ 20

RI 9327 / COMPARISON OF MODELS TO EVALUATE IN SITU SHIELD LOADING, pb, $ 50

RI 9332 / EVALUATION OF ULTRASONIC MEASUREMENT SYSTEMS FOR BOLT LOAD DETERMINATIONS, pb, $ 20

1991

RI 9337 / COAL MINE ENTRY INTERSECTION BEHAVIOR STUDY, pb, $ 50

1992

RI 9411 / BOMCRATR - A CURVED RAY TOMOGRAPHIC COMPUTER PROGRAM FOR GEOPHYSICAL APPLICATIONS, pb, $ 20

RI 9343 / LEACHING SULFIDATION PARTITIONED CHALACOPYRITE TO SELECTIVELY RECOVER COPPER, pb, $ 24

RI 9345 / BURNOUT CONTROL AT THE ALBRIGHT COAL WASTE BANK FIRE, pb, $ 10

RI 9348 / LABORATORY DETERMINATION OF SIGNATURE CRITERIA FOR LOCATING AND MONITORING ABANDONED MINE FIRES, pb, $ 10

RI 9356 / TIN AND SILVER RECOVERY FROM COAL CREEK, ALASKA, pdf, $ 10


RI 9363 / MINE FIRE DIAGNOSIS AND IMPLEMENTATION OF WATER INJECTION WITH FUME EXHAUSTION AT RENTON, PENNSYLVANIA, pb, $ 14

RI 9371 / BACTERIA REOXIDATION OF STILLWATER COMPLEX, MONTANA, PLATINUM-GROUP METAL FLOTATION CONCENTRATES AND RECOVERY OF PLATINUM-GROUP METALS BY CYANIDATION AND OTHER LEACHANTS, pb, $ 10


RI 9421 / MINE FIRE DIAGNOSIS APPLIED TO THE CARBONDALE, PENNSYLVANIA, MINE FIRE SITE, pb, $ 10

RI 9424 / DELINEATION OF FRACTURES IN IGNEOUS ROCK MASSES USING COMMON OFFSET RADAR REFLECTION, pb, $ 10


1993

RI 9446 / IN SITU STRESS MEASUREMENTS NEAR THE ROSS SHAFT PILLAR, HOMESTAKE MINE, SOUTH DAKOTA, pb, $ 22

RI 9448 / SEISMICITY & STRESS CHANGES SUBSEQUENT TO DESTRESS BLASTING AT THE GALENA MINE AND IMPLICATIONS FOR STRESS CONTROL STRATEGIES, pb, $ 20; also available as a pdf, $ 20

RI 9457 / PREDICTING FLOW CHARACTERISTICS OF A LIXIVIANT IN A FRACTURED CRYSTALLINE ROCK MASS, pb, $ 38

RI 9470 / GEOLOGIC INVESTIGATIONS NEAR AN UNDERHAND CUT AND FILL STOPE, LUCKY FRIDAY MINE, MULLAN, IDAHO, pdf, $ 10

RI 9531 / Rock MECHANICS STUDY OF SHAFT STABILITY AND PILLAR MINING, HOMESTAKE MINING COMPANY, SOUTH DAKOTA, 1. PREMINING GEOMECHANICAL MODELING USING UTAH2, pdf, $ 10

RI 9532 / IN SITU STRESS AT THE LUCKY FRIDAY MINE, MULLAN, IDAHO, 1. REANALYSIS OF OVERCORE MEASUREMENTS FORM THE 425 LEVEL, pdf, $ 10

RI 9537 / RELATIVE SELF-HEATING TENDENCIES OF COAL, CARBONACEOUS SHALES, AND COAL REFUSE, pb, $ 9

1995

RI 9539 / EFFECTS OF REMOTE DROP AND PUMPDOWN PLACEMENT ON CELLULAR CONCRETE, pb, $ 36


RI 9560 / IN SITU STRESS AT THE LUCKY FRIDAY MINE, MULLAN, IDAHO, 2. ANALYSIS OF OVERCORE MEASUREMENT FROM THE 5300 LEVEL, pdf, $ 10

RI 9567 / IN SITU STRESS AT THE LUCKY FRIDAY MINE, MULLAN, IDAHO, 3. REANALYSIS OF OVERCORE MEASUREMENTS FROM THE STAR MINE, pdf, $ 10

RI 9576 / ROCK MECHANICS STUDY OF SHAFT STABILITY AND PILLAR MINING, HOMESTAKE MINING COMPANY, SOUTH DAKOTA, 2. MINE MEASUREMENTS AND CONFIRMATION OF PREMINING RESULTS, pdf, $ 10

RI 9582 / IN SITU STRESS AT THE LUCKY FRIDAY MINE, MULLAN, IDAHO, 4. CHARACTERIZATION OF MINE IN SITU STRESS FIELD, pdf, $ 10

RI 9618 / ROCK MECHANICS STUDY OF SHAFT STABILITY AND PILLAR MINING, HOMESTAKE MINING COMPANY, SOUTH DAKOTA, 3. GEOMECHANICAL MONITORING AND MODELING USING UTAH3, pdf, $ 10



End of USBM Reports of Investigation!

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USBM Index

USBM Reports of Investigation 1 (RI 2300 - 3800)

USBM Reports of Investigation 2 (RI 3801 - 5300)

USBM Reports of Investigation 3 (RI 5301 - 6800)

USBM Reports of Investigation 4 (RI 6801 - 8300)



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