Traveling waves in an elastic orthotropic layer surrounded by a compressible liquid V. A. Saraikin Rock Mechanics and Rock Pressure 01 May 1969 Pages: 233 - 241
Statistical analysis of inhomogeneities in experimental pressure distributions on circular casings of underground structures V. I. Sheinin Rock Mechanics and Rock Pressure 01 May 1969 Pages: 242 - 248
Rock pressure manifestations during changes in resistance in MK-powered hydraulic support systems in the nadbaikaimskii-I seam in the Kuzbass S. T. KuznetsovV. A. BessonnikovV. T. Gorokhov Rock Mechanics and Rock Pressure 01 May 1969 Pages: 249 - 256
How loading affects compaction in opencut tips L. P. Zagoruiko Rock Mechanics and Rock Pressure 01 May 1969 Pages: 257 - 261
The statistical characteristics of the seismic effects of large explosions B. V. PozdnyakovYu. V. Nelyubov Rock Breaking 01 May 1969 Pages: 262 - 265
Breakage of fissured rock by blasting D. F. PanchenkoA. V. KarpinskiiN. U. Turuta Rock Breaking 01 May 1969 Pages: 266 - 270
Development of radial cracks during blasting of compressible rocks G. I. ChernyiA. V. Mikhalyuk Rock Breaking 01 May 1969 Pages: 271 - 276
Strength of rocks under uniaxial and triaxial compression A. B. Fadeev Rock Breaking 01 May 1969 Pages: 277 - 282
Transient turbulent diffusion of admixtures at the faces of tunnels and workings after ventilation is started up V. V. Skobunov Mine Aerodynamics 01 May 1969 Pages: 283 - 290
Quantitative characteristics of the dust dynamics of a stream flowing around support pillars G. A. RadchenkoL. A. Vinokurova Mine Aerodynamics 01 May 1969 Pages: 291 - 297
Nature and causes of pulverization of lignite during transportation in mine workings and on the surface in central asian pits V. M. MalyarevskiiG. E. Panov Mine Aerodynamics 01 May 1969 Pages: 298 - 300
Use of new variable-modulus materials for studying the stresses in supports and the solid rock with the photoelasticity method M. S. ZlotnikovG. A. Ievlev Brief Communications 01 May 1969 Pages: 306 - 308
Experimental determination of the energy expended on elastic and plastic deformation during fragmentation of rocks by blasting Yu. M. MisnikK. A. Dolgov Brief Communications 01 May 1969 Pages: 309 - 311
How the characteristics of a slot charge affect the shape and size of the fragmentation zone K. N. TkachukKh. S. ReshotkaN. A. Bondarenko Brief Communications 01 May 1969 Pages: 312 - 316
Force characteristics of rock cutting by shear and caving cutters A. M. VarshavskiiS. M. BroB. Z. Palei Brief Communications 01 May 1969 Pages: 317 - 321
Automatic control of coal-cutting machines in the seam profile A. A. Rudanovskii Brief Communications 01 May 1969 Pages: 322 - 326
Conditions for efficient operation of the ÉRG-120 rotor excavator I. Ya. ShevchenkoV. I. SeroshtanN. V. Savova Brief Communications 01 May 1969 Pages: 327 - 329
Assessing the efficiency of ÉKG-4 and ÉKG-8 excavators at the Zlatoust-Belovsk quarry A. Ya. KulakovE. D. Inkeles Brief Communications 01 May 1969 Pages: 330 - 332
Influence of open-pit depth on the operational characteristics of transportation equipment B. V. Faddeev Brief Communications 01 May 1969 Pages: 333 - 336
Effectiveness of the action of an injected liquid on the structure of a coal mass Brief Communications 01 May 1969 Pages: 337 - 339
Effect of particle dispersity on the mechanical properties of mixtures of coal and water É. G. KshondzerA. E. Smoldyrev Brief Communications 01 May 1969 Pages: 340 - 345
Effect of the pH of the medium on flocculation of coal slurries by polyacrylamide V. Ya. FedosovaYu. P. KovrizhnykhG. R. Bochkarev Brief Communications 01 May 1969 Pages: 346 - 349
Simulation of artificial underground leaching of minerals N. I. Alekseenko Brief Communications 01 May 1969 Pages: 350 - 353
Results of tests on a sensor for measuring the pressure of detonation products on the wall of a charge chamber V. M. BorovikovN. E. Trufakin Brief Communications 01 May 1969 Pages: 354 - 356
Multiple-channel automatic recorder for digital recording of the readings of frequency sensors E. F. Koz'minaN. V. Semevskaya Brief Communications 01 May 1969 Pages: 357 - 358
Productivities of multiple-hammer drills E. V. Freidina Brief Communications 01 May 1969 Pages: 359 - 363
Seminar on rock pressure and protection of main roadways and development workings in thick and steep seams V. N. Tsytsarkin Chronicles 01 May 1969 Pages: 364 - 365