AN ACCEPTABLE SCENARIO FOR OIL SHALE INDUSTRY; pp. 289–290

DICTYONEMA SHALE AND URANIUM PROCESSING AT SILLAMÄE; pp. 291–301

REACTIVITY OF OIL SHALE ASHES TOWARDS SULFUR DIOXIDE
3. RECURRENT USE OF ASH FOR FLUE GAS PURIFICATION; pp. 303–313

LONG-TERM DEPOSITION PATTERNS OF AIRBORNE WASTES IN THE NORTH-EAST OF ESTONIA; pp. 315–329

UPGRADING OF ESTONIAN SHALE OIL DISTILLATION FRACTIONS
3. HYDROGENATION OF LIGHT MAZUTE; pp. 331–336

UPGRADING OF ESTONIAN SHALE OIL DISTILLATION FRACTIONS
4. THE EFFECT OF TIME AND HYDROGEN PRESSURE ON THE YIELD AND COMPOSITION OF LIGHT MAZUTE HYDROGENATION PRODUCTS; pp. 337–342

COMPARATIVE CHARACTERIZATION OF SEMICOKING OILS OBTAINED FROM RUBBER WASTES AND FROM CO-PROCESSING OF KUKERSITE OIL SHALE AND RUBBER WASTES IN SOLID HEAT-CARRIER UNIT; pp. 343–349

INFLUENCE OF DIFFERENT FACTORS ON HYDROGEN ION EXPONENT (pH) OF THE TAR WATER FROM KIVITER VERTICAL RETORTS; pp. 350–358

VISCOSITY OF SHC PROCESS SHALE OIL BINARY BLENDS; pp. 359–368

CONDENSATION OF METHYLOLPHENOLS; pp. 369–376

STOCHASTIC MODELLING IN ESTONIAN OIL SHALE MINING ECONOMICS; pp. 377–382