Propagation of a relaxation wave near the free surface of a worked seam, with subsidence of the side rocks (in relation to the mechanism of shock bumps and gas bursts) S. V. Kuznetsov Rock Mechanics and Rock Pressure 01 September 1971 Pages: 487 - 494
State of stress in the rock near an inclined extraction working Yu. M. LibermanR. I. Khaimova-Mal'kova Rock Mechanics and Rock Pressure 01 September 1971 Pages: 495 - 497
Determination of the stability of coal pillars beneath a flexible canopy L. P. TomashevskiiI. B. Milovanov Rock Mechanics and Rock Pressure 01 September 1971 Pages: 498 - 502
Use of “corrected” plane models to determine the stress in safety pillars over crosscuts V. F. NoskovD. P. Senuk Rock Mechanics and Rock Pressure 01 September 1971 Pages: 503 - 506
Fracture of ice in strong high-frequency electromagnetic fields L. B. NekrasovV. G. Ivanov Rock Fracture 01 September 1971 Pages: 507 - 508
Controlled reduction of a stress field due to loads induced by blasting M. F. DrukovanyiV. M. KomirG. R. Meipariani Rock Fracture 01 September 1971 Pages: 509 - 511
Distribution pattern of the grain-size composition of coal fractured by cutting A. I. BeronE. Z. PozinV. Z. Melamed Rock Fracture 01 September 1971 Pages: 512 - 517
Simulation of overcrushing pressure in coal P. A. DemchukYu. S. StepanovA. B. Morozov Rock Fracture 01 September 1971 Pages: 518 - 525
Optimum parameters of an air-tube nozzle V. D. KolchanovE. A. SigaevV. V. Shaklein Rock Fracture 01 September 1971 Pages: 526 - 528
Efficiency of the pulse shape in rotary-percussive borehole drilling O. D. AlimovI. D. ShaposhnikovL. T. Dvornikov Mechanization and Automation of Mining Operations 01 September 1971 Pages: 529 - 537
Efficiency of the use of an auger with a variable cutting pitch in narrow-web cutter-loaders for fracturing hard coals A. N. KorshunovM. T. Tagirov Mechanization and Automation of Mining Operations 01 September 1971 Pages: 538 - 541
Formula for rotary drilling L. D. Markman Mechanization and Automation of Mining Operations 01 September 1971 Pages: 542 - 545
Torque of a hypocycloidal pneumatic motor with a simplified gear profile L. I. PirogovÉ. G. Chernilov Mechanization and Automation of Mining Operations 01 September 1971 Pages: 546 - 548
Effect of the radius of curvature of the path on the wear of drill bits B. A. Katanov Mechanization and Automation of Mining Operations 01 September 1971 Pages: 549 - 551
Computerized analysis of working of a trough-shaped deposit E. I. Vasil'evA. S. Tanaino Open-cut Mining 01 September 1971 Pages: 552 - 558
Economic advantage of systems of operational control in quarries with mechanical excavators and automobile transport P. I. Tomakov Open-cut Mining 01 September 1971 Pages: 559 - 561
Parameters of specialized high-capacity motor trucks for open-cut mines V. P. SmirnovL. V. Konyukhov Open-cut Mining 01 September 1971 Pages: 562 - 564
Thermal gradient meter for routine observations in open pits I. I. IvanovV. A. Khirvi Open-cut Mining 01 September 1971 Pages: 565 - 569
Unsteady filtration of gas in coal as in a porous sorbent V. V. KhodotR. N. IsaevaG. L. Kogan Mine Aerodynamics 01 September 1971 Pages: 570 - 573
Gas emission, evolution of heat, and spontaneous combustion of coal in collieries Kh. A. Baev Mine Aerodynamics 01 September 1971 Pages: 574 - 577
Assessment of some methods for suppressing rock bursts and their parameters in central donbass pits V. P. KhetsevÉ. I. Gaiko Mine Aerodynamics 01 September 1971 Pages: 578 - 581
Assessing the efficiency of methane content monitoring in mine workings of collieries A. A. MyasnikovA. F. PavlovS. P. Kazakov Mine Aerodynamics 01 September 1971 Pages: 582 - 588
Methane concentrations under isothermal conditions in unventilated horizontal blind workings S. N. OsipovI. Z. Zinchenko Mine Aerodynamics 01 September 1971 Pages: 589 - 596
Conditions of neutrality of a diagonal in parallel ventilator-fan operation B. G. TarasovG. S. Evstratenkov Mine Aerodynamics 01 September 1971 Pages: 597 - 600
Simulation of random properties of a continuous medium to calculate its loading A. P. Kuznetsov Brief Communications 01 September 1971 Pages: 601 - 602
Characteristics of impact compression of eclogite A. N. DreminS. V. Pershin Brief Communications 01 September 1971 Pages: 603 - 604
Displacement of rocks of the footwall in krivoi rog mines R. A. Kadyrbaev Brief Communications 01 September 1971 Pages: 605 - 608
Analytical determination of the time required to drill a borehole Sh. I. AksanovG. V. MakarovA. T. Zatonskikh Brief Communications 01 September 1971 Pages: 609 - 609