1. Rigidity of supports in three-column centrifuges

   • V. G. Likuchev

   OriginalPaper Pages: 799 - 802

2. Investigation of the effect of a shock absorber on the delivery of a sucker rod pump (without calculating the self-oscillation of the rod string)

   • M. M. Bagirov

   OriginalPaper Pages: 803 - 805

3. Forms of flow of water-air mixtures in the channels of the working parts of centrifugal pumps

   • P. D. Lyapkov

   OriginalPaper Pages: 806 - 811

4. New heat-acting pistonless compressors

   • S. S. Boksha

   OriginalPaper Pages: 812 - 817

5. PNV-2 continuous feeder-batcher for granular materials

   • A. F. Sorochenko

   OriginalPaper Pages: 818 - 821

6. Static and dynamic characteristics of a plate heat exchanger with a surface area of 100 m²

   • V. G. Ponomarenko
   • V. S. Babich

   OriginalPaper Pages: 822 - 824

7. Air separation in plants with an external source of refrigeration

   • A. M. Arkharov
   • O. A. Lomakina

   OriginalPaper Pages: 825 - 829

8. Heat transfer from finned tubes moving back and forth in a liquid

   • N. V. Zozulya
   • Yu. G. Khorunzhii

   OriginalPaper Pages: 830 - 832

9. Design of constructions of polyester fiberglass with consideration of aging

   • M. N. Bokshitskii
   • V. D. Budanov

   OriginalPaper Pages: 833 - 837

10. Corrosion cracking of steel (a discussion)

    • M. B. Shapiro

    OriginalPaper Pages: 838 - 839

11. Determination of the preheating temperature of chrome steels in boiler welding operations

    • A. S. Zubchenko
    • A. A. Kolyada
    • M. M. Timofeev

    OriginalPaper Pages: 840 - 842

12. Machine for bending flanges from strip

    • S. I. Yanov
    • E. N. Moshnin

    OriginalPaper Pages: 843 - 847

13. Use of stamping equipment in existence at the factories for stamping bottoms out of various steels and alloys

    • V. P. Luk'yanov
    • B. N. Shevelkin
    • I. V. Berezin

    OriginalPaper Pages: 848 - 850

14. Classification of safety valve designs

    • Yu. I. Taras'ev
    • V. A. Kuzin

    OriginalPaper Pages: 851 - 854

15. Technoeconomic efficiency of the system of automatic monitoring and control (stabilization) of the wall thickness of plastic pipes

    • V. N. Orlov
    • Yu. M. Karelin

    OriginalPaper Pages: 855 - 858

16. Investigation of the possibilities of modernizing D_y= 800 mm oval-shaped cast-iron slide valve bonnets

    • E. G. Isarov
    • R. A. Kolyadina

    OriginalPaper Pages: 859 - 860

17. Unit machine for machining reduction worm gear casings

    • I. M. Kokhan
    • L. R. Tisnovskii

    OriginalPaper Pages: 861 - 861

18. Automatic welding of chemical equipment clad with Monel

    • F. Sh. Sharif'yanov
    • B. A. Nikulin
    • I. A. Zheltov

    OriginalPaper Pages: 862 - 862

19. Device at the casing bottom to prevent impact collision of cementing plug with stopping device

    • A. P. Zakharov

    OriginalPaper Pages: 863 - 864

20. Elastic packings for glands in high-pressure equipment

    • M. A. Pechko
    • V. L. Khmel'niker

    Information Pages: 865 - 869

21. Drying equipment with mechanical agitation and pulverization of the dried material

    • I. P. Khaustov
    • V. I. Chichetkin
    • M. N. Panfilov

    OriginalPaper Pages: 870 - 876

22. High-frequency EDL4 welding press

    OriginalPaper Pages: 877 - 877

23. ARO 700 automatic centrifuge with repetitive operating cycle

    OriginalPaper Pages: 878 - 879