1. New triple-screw pumps for pumping high-viscosity liquids

   • V. M. Okorokov
   • P. P. Verizhnikov
   • V. M. Ryazantsev

   OriginalPaper Pages: 361 - 362

2. Influence of the geometrical characteristics of packings on the leak-tightness of plate-type heat exchangers

   • V. F. Pavlenko
   • O. I. Gurov
   • T. I. Dronvaeva

   OriginalPaper Pages: 363 - 366

3. Designing a flow-type mixer for low-viscosity polymer compositions

   • M. S. Makarov
   • A. S. Obruchnikov
   • V. I. Chistov

   OriginalPaper Pages: 366 - 368

4. Examination of the relaxation of residual stresses in welded joints between 09G2S and 20GML steels after vibration treatment

   • S. O. Gevlich
   • V. N. Knyazev

   OriginalPaper Pages: 369 - 371

5. Development of a program module for a system of automatic calculation of strength of shafts of multi-tier stirring apparatuses

   • I. N. Karasev
   • I. A. Yaroshenko

   OriginalPaper Pages: 371 - 376

6. Thermal state of a shut-off valve under dynamic conditions

   • N. S. Tkhorzhevskaya
   • V. V. Burov
   • V. V. Nikitin

   OriginalPaper Pages: 377 - 378

7. Prevention of the spreading of the liquid to the walls of column equipment with packings

   • R. D. Darkchiev
   • N. N. Kolev

   OriginalPaper Pages: 379 - 382

8. Quality control and measurement complex to test the operation of rotary compressors

   • A. N. Vinogradov
   • S. A. Volodichev
   • V. K. Sannikov

   OriginalPaper Pages: 383 - 385

9. Use of polymer coatings to protect plate-type heat exchangers in sulfuric acid production

   • V. F. Pavlenko

   OriginalPaper Pages: 386 - 388

10. Effect of chromium and nickel on the corrosion resistance of the metal of welded joints in pyrolysis coils

    • A. A. Kolyada
    • A. G. Parkhomenko

    OriginalPaper Pages: 388 - 391

11. Corrosion resistance of structural materials in media for production of polyvinyl butyral for optical applications

    • O. A. Tarakanovskaya
    • N. P. Zhil'tsov
    • I. N. Nikolaeva

    OriginalPaper Pages: 392 - 393

12. Use of 08Kh22N6T steel in the conditions prevailing in a plant for dilute nitric acid

    • V. A. Borisenko
    • L. B. Berezovskii
    • V. I. Romaniv

    OriginalPaper Pages: 394 - 394

13. Investigation of the interrelationship of the production operations of oil-well sucker-rod pump sleeves

    • A. K. Kurbanov

    OriginalPaper Pages: 395 - 399

14. Milling of key slots on long shafts

    • R. A. Agadzhanyan
    • Yu. G. Bogdanenko

    OriginalPaper Pages: 400 - 401

15. Optimization of a programmed multipass method of cutting screw threads on lathes

    • Ya. A. Abasov
    • S. B. Gatamov

    OriginalPaper Pages: 402 - 403

16. Machining of complex curved surfaces in siliconized graphite parts

    • A. D. Pirogov
    • O. L. Paramei
    • I. G. Lazar'ko

    OriginalPaper Pages: 403 - 404

17. Welding of plastic parts of electric pumps

    • É. P. Dreishner
    • M. Kh. Belen'kii

    OriginalPaper Pages: 405 - 406

18. Mechanized system for strip feeding in presses

    • Yu. S. Titov
    • G. G. Kuz'min

    OriginalPaper Pages: 407 - 408

19. Machine for welding longitudinal fins of tubes

    • Yu. M. Berezhnov
    • V. M. Leibzon
    • I. V. Antipov

    OriginalPaper Pages: 408 - 408

20. Rig for assembling vessels

    • V. P. Kuznetsov
    • G. G. Kuz'min

    OriginalPaper Pages: 409 - 409