1. Fixing parameters of chamber roof by systems of catchless and multicontact roof bolts

   • Zh. S. Erzhanov
   • Yu. N. Seregin

   Rock Mechanics and Mine Pressure Pages: 449 - 455

2. Nuclei of pliability for elastic props of arbitrary form

   • Yu. M. Liberman
   • I. G. Sharova

   Rock Mechanics and Mine Pressure Pages: 455 - 459

3. New approach to the solution of problems concerning stress distribution in block pillars

   • S. K. Ruppeneit

   Rock Mechanics and Mine Pressure Pages: 459 - 465

4. Stress distribution in a strongly anisotropic half space with a cylindrical cavity

   • Yu. A. Bogan

   Rock Mechanics and Mine Pressure Pages: 465 - 468

5. Principles of geophysical well defectoscopy, part I: Spectral analysis and defect measures

   • V. N. Oparin

   Rock Mechanics and Mine Pressure Pages: 468 - 477

6. Some results of electrometric investigations of the state of a rock salt mass in the vicinity of near-shaft workings of the Verkhnekamskii potassium mines

   • S. A. Konstantinova
   • V. A. Misnikov

   Rock Mechanics and Mine Pressure Pages: 477 - 481

7. Seismic effect of explosive loads, taking account of inelastic soil deformation

   • A. Ya. Sinyaev

   Fracture in Massive Rocks Pages: 482 - 486

8. Mechanical properteis and movement of sandy soil during an explosion

   • O. S. Kolkov

   Fracture in Massive Rocks Pages: 486 - 490

9. Effect of cylindrical and strip cratering charges in soft rocks

   • Yu. A. Pisarev
   • B. G. Chernyi

   Fracture in Massive Rocks Pages: 491 - 497

10. Approximate computation of the boundaries of the crack-formation zone on detonating a system of similar exposive charges in a rock mass

    • Ya. I. Reznik
    • I. M. Kovler

    Fracture in Massive Rocks Pages: 498 - 502

11. Effect of the reliability of electrical equipment on the parameters of sectional bulk transport and the performance of mining machinery

    • A. N. Shpiganovich
    • T. N. Maslovskaya

    Mechanization and Automation of Mining Operations Pages: 503 - 506

12. Determination of optimum productivity-reserve factors for arterial conveyors in coal shafts

    • A. M. Kurnosov
    • L. P. Shabalina
    • V. M. Shramko

    Mechanization and Automation of Mining Operations Pages: 506 - 512

13. Automatic monitoring of the grain-size composition of crushed material in a flow stream

    • V. F. Kalinichenko
    • G. N. Kuvaev
    • I. N. Smurova

    Mechanization and Automation of Mining Operations Pages: 512 - 517

14. Synchronization in impact winning machines

    • V. N. Briling
    • A. D. Gisich

    Mechanization and Automation of Mining Operations Pages: 517 - 521

15. Conjugate problem of convective heat exchange in the walls of deep shafts

    • A. K. Yakovenko
    • G. V. Averin

    Mine Aerodynamics Pages: 522 - 528

16. Heat and mass exchange in permanent mine workings

    • O. A. Lanchava

    Mine Aerodynamics Pages: 529 - 532

17. Analytic studies of the thermal conditions for prevention of self-ignition of coal

    • L. P. Belaventsev
    • N. I. Bryukhanov
    • V. F. Fel'zing

    Mine Aerodynamics Pages: 533 - 536

18. Evaluation of the average weighted temperature of the extracted coal seam

    • T. G. Pirtskhalava

    Mine Aerodynamics Pages: 537 - 540

19. Parameters of a slanted isothermal jet in mine ventilation

    • V. S. Azarov
    • G. M. Varich

    Mine Aerodynamics Pages: 540 - 544

20. Dependency of the density of fossil coal on the structure and quality of seams being worked

    • G. L. Maidukov

    Physical and Chemical Bases of Enrichment Pages: 545 - 549

21. Optimal thresholds in radiometric coal separation

    • K. S. Klempner
    • A. I. Smirnov
    • E. D. Umanets

    Physical and Chemical Bases of Enrichment Pages: 550 - 553