John and Willie Leone Department of Energy & Mineral Engineering (EME)

  • United States

Research Output 1972 2020

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Article
1987
2 Citations (Scopus)

Process control of heavy-media systems for coal-preparation plants

Kohler, J. L., Sottile, J. & Placha, D. S., 1987, In : IEEE Transactions on Industry Applications. IA-23, 2, p. 382-388 7 p.

Research output: Contribution to journalArticle

Coal preparation
Process control
Coal
Control equipment
Density (specific gravity)
2 Citations (Scopus)

Sensitive dc ground fault relays for coal mines

Yenchek, M. R., Trutt, F. C., Kohler, J. L., Morley, L. A. & Novak, T., Jan 1 1987, In : IEEE Transactions on Industry Applications. IA-23, 4, p. 736-741 6 p.

Research output: Contribution to journalArticle

Coal mines
Signal systems
Electric instrument transformers
Sensors
23 Citations (Scopus)

Sulfur tolerance of methanol synthesis catalysts: Modelling of catalyst deactivation

Radovic, L. R. & Vannice, M. A., Jan 1 1987, In : Applied Catalysis. 29, 1, p. 1-20 20 p.

Research output: Contribution to journalArticle

Catalyst deactivation
Methanol
Sulfur
Catalysts
Catalyst poisoning
24 Citations (Scopus)

Two-color vibrationally mediated photodissociation of nitric acid

Sinha, A., Vander Wal, R. L., Butler, L. J. & Crim, F. F., Jan 1 1987, In : Journal of physical chemistry. 91, 18, p. 4645-4647 3 p.

Research output: Contribution to journalArticle

Photodissociation
Nitric Acid
nitric acid
Nitric acid
photodissociation
1986
39 Citations (Scopus)
Insulator Elements
Flow simulation
fissure
fluid flow
Flow of fluids
31 Citations (Scopus)

A model to evaluate the transient hydraulic response of three‐dimensional sparsely fractured rock masses

Elsworth, D., Jan 1 1986, In : Water Resources Research. 22, 13, p. 1809-1819 11 p.

Research output: Contribution to journalArticle

fissure
hydraulics
rock
transient flow
fluid flow
9 Citations (Scopus)

An interpolation methodology for washability data

Klima, M. S. & Luckie, P. T., Jan 1 1986, In : Coal Preparation. 2, 3, p. 165-177 13 p.

Research output: Contribution to journalArticle

interpolation
Interpolation
Ashes
methodology
Sulfur
29 Citations (Scopus)
Boreholes
Rocks
Geometry
Surface roughness
Steady flow
32 Citations (Scopus)

Carbonization of coker feedstocks and their fractions

Eser, S., Jenkins, R. G., Derbyshire, F. J. & Malladi, M., Jan 1 1986, In : Carbon. 24, 1, p. 77-82 6 p.

Research output: Contribution to journalArticle

Petroleum
Carbonization
Coke
Feedstocks
Crude oil
55 Citations (Scopus)
Hydraulic conductivity
Surface roughness
Rocks
Shear strength

Comment on "On Euler's theorem for homogeneous functions and proofs thereof"

Adewumi, M. A., 1986, In : Journal of Chemical Education. 63, 7, p. 610 1 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Decision functions for electric power system signals

Kohler, J. L., Trutt, F. C. & Morley, L. A., Jan 1 1986, In : Electric Power Systems Research. 11, 2, p. 167-169 3 p.

Research output: Contribution to journalArticle

Electric power systems
Deterioration
211 Citations (Scopus)

DYMNAMIC GAS SLIPPAGE: A ULNIQUE DUAL-MECHANISM APPROACH TO THE FLOW OF GAS IN TIGHT FORMATIONS.

Ertekin, T., King, G. R. & Schwerer, F. C., Feb 1986, In : SPE Formation Evaluation. 1, 1, p. 43-52 10 p.

Research output: Contribution to journalArticle

Flow of gases
Gases
Fick's laws
Porous materials
Computer simulation
4 Citations (Scopus)

FACTORS AFFECTING THE RECOVERY OF HEAVY MINERALS FROM OILSAND TAILINGS BY FLOTATION.

Ityokumbul, M. T., Kosaric, N., Bulani, W. & Cairns, W. L., Jan 1 1986, In : Water pollution research journal of Canada. 21, 1, p. 21-32 12 p.

Research output: Contribution to journalArticle

Tailings
heavy mineral
Flotation
tailings
Minerals
33 Citations (Scopus)

Gasification reactivity of Chilean coals

Garcia, X. & Radovic, L. R., Jan 1 1986, In : Fuel. 65, 2, p. 292-294 3 p.

Research output: Contribution to journalArticle

Coal
Gasification
Chemisorption
Oxygen
Bearings (structural)
119 Citations (Scopus)

NUMERICAL SIMULATION OF THE TRANSIENT BEHAVIOR OF COAL-SEAM DEGASIFICATION WELLS.

King, G. R., Ertekin, T. & Schwerer, F. C., Jan 1 1986, In : SPE Formation Evaluation. 1, 2, p. 165-183 19 p.

Research output: Contribution to journalArticle

Coal
Flow of water
Computer simulation
Porosity
Gases
46 Citations (Scopus)

PARAMETRIC STUDY OF THE EFFECTS OF COAL SEAM PROPERTIES ON GAS DRAINAGE EFFICIENCY.

Remner, D. J., Ertekin, T., Sung, W. & King, G. R., Nov 1 1986, In : SPE Reservoir Engineering (Society of Petroleum Engineers). 1, 6, p. 633-646 14 p.

Research output: Contribution to journalArticle

Coal
Drainage
Gases
Desorption
Water

PROCESS CONTROL OF HEAVY MEDIA SYSTEMS FOR COAL PREPARATION PLANTS.

Sottile, J., Kohler, J. L. & Placha, D., 1986, In : Conference Record - IAS Annual Meeting (IEEE Industry Applications Society). p. 1590-1596 7 p.

Research output: Contribution to journalArticle

Coal preparation
Process control
Coal
Control equipment
Density (specific gravity)
1 Citation (Scopus)

REVIEW OF THE APPLICATION OF CLAY IN THE DRILLING FLUIDS.

Sharma, V. P., Laik, S. & Srinivasan, S., Sep 1 1986, In : Research and Industry. 31, 3, p. 230-235 6 p.

Research output: Contribution to journalArticle

Drilling fluids
Clay
Fluids
Water
Drilling
23 Citations (Scopus)

Two-dimensional steady state hydrodynamic analysis of gas-solids flow in vertical pneumatic conveying systems

Adewumi, M. A. & Arastoopour, H., Jan 1 1986, In : Powder Technology. 48, 1, p. 67-74 8 p.

Research output: Contribution to journalArticle

Flow of solids
Conveying
Pneumatics
Hydrodynamics
Gases
11 Citations (Scopus)

Using model discrimination to select a mathematical function for generating separation curves

Klima, M. S. & Luckie, P. T., Jan 1 1986, In : Coal Preparation. 3, 1, p. 33-47 15 p.

Research output: Contribution to journalArticle

Coal
bypass
refuse
Separators
cyclone
15 Citations (Scopus)
Roofs
Tunnels
1985
79 Citations (Scopus)

Combined effects of inorganic constituents and pyrolysis conditions on the gasification reactivity of coal chars

Radovic, L. R., Steczko, K., Walker, P. L. & Jenkins, R. G., Jan 1 1985, In : Fuel processing technology. 10, 3, p. 311-326 16 p.

Research output: Contribution to journalArticle

calcium acetate
Coal
Gasification
Ion exchange
Pyrolysis
143 Citations (Scopus)

EFFECT OF CAPILLARY NUMBER AND ITS CONSTITUENTS ON TWO-PHASE RELATIVE PERMEABILITY CURVES.

Fulcher, R. A., Ertekin, T. & Stahl, C. D., Jan 1 1985, In : JPT, Journal of Petroleum Technology. 37, 2, p. 249-260 12 p.

Research output: Contribution to journalArticle

Fluids
Surface tension
Enhanced recovery
Viscosity
Regression analysis
2 Citations (Scopus)

Measurement of air velocity in mines.

Thimons, E. D. & Kohler, J. L., Jan 1 1985, In : [No source information available].

Research output: Contribution to journalArticle

Anemometers
anemometers
Smoke
air
smoke
2 Citations (Scopus)
Conveying
Two phase flow
Pneumatics
Flow of solids
Gases
9 Citations (Scopus)

TWO-PHASE PRESSURE DROP IN HORIZONTAL PIPELINES.

Adewumi, M. A. & Bukacek, R. F., Apr 1 1985, In : Journal of pipelines. 5, 1, p. 1-14 14 p.

Research output: Contribution to journalArticle

Pressure drop
Pipelines
Gas pipelines
Gas oils
Liquids
1984
58 Citations (Scopus)

Catalytic coal gasification: use of calcium versus potassium

Radovic, L. R., Walker, P. L. & Jenkins, R. G., Jan 1 1984, In : Fuel. 63, 7, p. 1028-1030 3 p.

Research output: Contribution to journalArticle

Coal gasification
Potassium
Calcium
Coal
Aluminosilicates
Coal combustion
Coal
Carbon
Gases
Coal liquefaction
4 Citations (Scopus)

NON-ITERATIVE APPROACH TO MINE POWER-SYSTEM ANALYSIS.

Trutt, F. C. & Kohler, J. L., 1984, In : Conference Record - IAS Annual Meeting (IEEE Industry Applications Society). p. 113-116 4 p.

Research output: Contribution to journalArticle

Systems analysis
System buses
Electric potential
Electric network analysis

PERFORMANCE EVALUATION OF AN ENTRAINED SOLIDS-FED PNEUMATIC CENTRIFUGAL CLASSIFIER.

Klima, M. S. & Luckie, P. T., Aug 1 1984, In : Minerals and Metallurgical Processing. 1, 2, p. 121-125 5 p.

Research output: Contribution to journalArticle

Pneumatics
Classifiers
air
bypass
Air
40 Citations (Scopus)

Reactivities of chars obtained as residues in selected coal conversion processes

Radovic, L. R. & Walker, P. L., Jan 1 1984, In : Fuel processing technology. 8, 2, p. 149-154 6 p.

Research output: Contribution to journalArticle

Coal
Arrhenius plots
Activation energy
Temperature
Processing
1983
112 Citations (Scopus)

Effect of lignite pyrolysis conditions on calcium oxide dispersion and subsequent char reactivity

Radović, L. R., Walker, P. L. & Jenkins, R. G., Feb 1983, In : Fuel. 62, 2, p. 209-212 4 p.

Research output: Contribution to journalArticle

Coal
Lignite
Lime
Pyrolysis
Gasification
4 Citations (Scopus)

GENERATION OF ULTRALOW TENSIONS OVER A WIDE EACN RANGE USING PENNSYLVANIA STATE U. SURFACTANTS.

Klaus, E. E., Jones, J. H., Nagarajan, R., Ertekin, T., Chung, Y. M., Arf, G., Yarzumbeck, A. J. & Dudenas, P., Jan 1 1983, In : Society of Petroleum Engineers journal. 23, 1, p. 73-80 8 p.

Research output: Contribution to journalArticle

Surface active agents
Ethers
Olefins
Crude oil
Sulfonation
1 Citation (Scopus)

IMPORTANCE OF ACTIVE SITES IN COAL CHAR AND CARBON GASIFICATION.

Radovic, L. R., Walker, P. L. & Jenkins, R. G., Mar 1983, In : American Chemical Society, Division of Petroleum Chemistry, Preprints. 28, 3, p. 816 1 p.

Research output: Contribution to journalArticle

Gasification
Coal
Carbon
4 Citations (Scopus)

IMPORTANCE OF ACTIVE SITES IN COAL CHAR AND CARBON GASIFICATION.

Radovic, L. R., Walker, P. L. & Jenkins, R. G., 1983, In : Am Chem Soc Div Fuel Chem Prepr. 28, 1, p. 1-5 5 p.

Research output: Contribution to journalArticle

Gasification
Coal
Carbon
448 Citations (Scopus)

Importance of carbon active sites in the gasification of coal chars

Radovic, L. R., Walker, P. L. & Jenkins, R. G., Jan 1 1983, In : Fuel. 62, 7, p. 849-856 8 p.

Research output: Contribution to journalArticle

Coal
Gasification
Carbon
Pyrolysis
Soot
189 Citations (Scopus)

Importance of catalyst dispersion in the gasification of lignite chars

Radovic, L. R., Walker, P. L. & Jenkins, R. G., Jan 1 1983, In : Journal of Catalysis. 82, 2, p. 382-394 13 p.

Research output: Contribution to journalArticle

lignite
gasification
Coal
Lignite
Gasification
20 Citations (Scopus)

More hydrocarbon from well explored Cambay Basin.

Raju, A. T. R. & Srinivasan, S., Jan 1 1983, In : Unknown Journal. p. 25-35 11 p.

Research output: Contribution to journalArticle

hydrocarbon
basin
history
tectonics
resource
1981
Composition effects
Correlation methods
1980
81 Citations (Scopus)

Antidotal effects of bis-pyridinium-2-monooxime carbonyl derivatives in intoxications with highly toxic organophosphorus compounds

Maksimovic, M., Boskovic, B. & Radovic, L. R., Jan 1 1980, In : Acta Pharmaceutica Jugoslavica. 30, 3, p. 151-160 10 p.

Research output: Contribution to journalArticle

Organophosphorus Compounds
Poisons
1979
30 Citations (Scopus)

Computer Design and Analysis of Operation of a Multiple-Effect Evaporator System in the Sugar Industry

Radovic, L. R., Tasić, A. Z., Grozdanić, D. K., Djordjević, B. D. & Valent, V. J., Apr 1 1979, In : Industrial and Engineering Chemistry Process Design and Development. 18, 2, p. 318-323 6 p.

Research output: Contribution to journalArticle

Sugar industry
Evaporators
Heat transfer
Chemical analysis
Sugars
1972

Biohemija trovanja organofosfornim jedinjenjima.

Translated title of the contribution: Biochemistry of poisoning by organophosphorus compoundsStevanović, M., Golić, M., Radovic, L. R., Vuković, D. P. & Maksimović, M., Mar 1 1972, In : Vojnosanitetski Pregled. 29, 3, p. 120-127 8 p.

Research output: Contribution to journalArticle

Organophosphorus Compounds
Cholinesterase Inhibitors
Cholinesterases
Thermodynamics
Biochemistry

Mogućnost ishrane ljudi mesom zivotinja otrovanih organofosfornim jedinjenjima.

Translated title of the contribution: Possibility of consuming meat poisoned by organophosphorus compoundsPesić, V., Oresković, A. & Radovic, L. R., Mar 1 1972, In : Vojnosanitetski Pregled. 29, 3, p. 112-116 5 p.

Research output: Contribution to journalArticle

Gas Poisoning
Chemical Warfare
Organophosphorus Compounds
Food Contamination
Meat