1. High efficiency centrifugal extractors for phenol removal from aqueous wastes

   • A. I. Solodov
   • D. E. Shkoropad
   • V. I. Finogenov

   New Machinery and Equipment Pages: 983 - 985

2. Results of full-scale industrial tests on wellhead through-flow gate valves

   • R. A. Ramazanov
   • Kh. T. Kakhramanov
   • V. I. Razzhivin

   New Machinery and Equipment Pages: 986 - 987

3. Experimental investigation of stresses in a heat exchanger during transient operating conditions

   • S. M. Kutepov

   Design and Construction of Machinery and Equipment Pages: 988 - 991

4. Design of flat covers

   • V. G. Karchevskii
   • M. G. Kravchenko
   • R. Z. Rakhmilevich

   Design and Construction of Machinery and Equipment Pages: 992 - 993

5. How to determine the lateral pressure and shrinkage coefficients of soft gland packings

   • N. B. Vologodskii

   Design and Construction of Machinery and Equipment Pages: 994 - 995

6. Bulk wire mesh entrainment separators for evaporators

   • L. E. Petrukhina
   • E. M. Kovalev

   Design and Construction of Machinery and Equipment Pages: 996 - 998

7. Effect of the design of the forward impeller seal on the performance of a centrifugal barrel type pump

   • S. S. Rudnev
   • V. I. Melashchenko

   Design and Construction of Machinery and Equipment Pages: 999 - 1002

8. Optimizing liquid filter operation

   • N. V. Shpanov

   Investigation and Calculation of Thermophysical Processes Pages: 1003 - 1008

9. Effect of slurry concentration on its filtration indices

   • F. M. Pospelov
   • M. B. Barbin
   • Z. E. Pospelova

   Investigation and Calculation of Thermophysical Processes Pages: 1009 - 1011

10. Design efficiency indices of the operation of a single stage absorption refrigeration unit using an ammonia-water mixture

    • I. P. Usyukin
    • A. V. Ryndin
    • Ya. I. Grinberg

    Investigation and Calculation of Thermophysical Processes Pages: 1012 - 1015

11. Aerodynamic characteristics of circular grids

    • I. M. Korshin

    Investigation and Calculation of Thermophysical Processes Pages: 1016 - 1017

12. Investigation of mass transfer equipment with concurrent vortex containing devices

    • V. A. Bulkin
    • N. A. Nikolaev
    • A. M. Nikolaev

    Investigation and Calculation of Thermophysical Processes Pages: 1018 - 1020

13. Efficiency of forced-circulation evaporators

    • A. F. Dvornikov

    Investigation and Calculation of Thermophysical Processes Pages: 1021 - 1022

14. Effect of heat treatment on the properties of steel D7 KhFNSh

    • V. N. Vinogradov
    • G. K. Shreiber
    • L. N. Turov

    New Materials and Corrosion Control Pages: 1023 - 1025

15. Long-term strength of some steels under hydrogen pressure

    • M. B. Asviyan

    New Materials and Corrosion Control Pages: 1026 - 1028

16. The chemical resistance of sheet plastics in ventilation systems

    • I. Ya. Klinov
    • A. A. Shevchenko
    • N. F. Lapshin

    New Materials and Corrosion Control Pages: 1029 - 1031

17. Wear of nitrided and carburized steels during friction in distilled water

    • Yu. S. Kibitkin
    • E. V. Lyalin
    • V. D. Yakhnina

    New Materials and Corrosion Control Pages: 1032 - 1033

18. Investigation of the strength of rolled joints produced by a mechanized method

    • A. Ya. Matyash

    Equipment Manufacturing Technology Pages: 1034 - 1038

19. Automatic welder for welding tubes to tubesheets on the vertical plane

    • V. I. Kirillov
    • V. A. Zhidkov

    Equipment Manufacturing Technology Pages: 1039 - 1040

20. Ultrasonic quality control of bonding of layers in lead-lined tubes

    • G. A. Solomka
    • E. N. Polyakov
    • M. P. Kuznetsov

    Equipment Manufacturing Technology Pages: 1041 - 1042

21. Analysis of some features of the fabrication of experimental product specimens

    • N. P. Umanchik

    Organization and Economics of Production Pages: 1043 - 1045

22. Influence of the precision in the manufacture and assembly of roller bits on drilling efficiency

    • V. I. Pozdnyakov
    • A. A. Loginov
    • M. A. Aleksandrov

    Quality, Reliability, and Lifetime Pages: 1046 - 1047

23. Maximum bursting pressure of rupture disks

    • N. N. Malakhov
    • A. I. Kosolapov
    • I. P. Shelyuk

    Quality, Reliability, and Lifetime Pages: 1048 - 1050

24. Improved method for argon arc welding to nickel and titanium chemical equipment

    • V. E. Krivosheya

    Exchange of Experience Pages: 1051 - 1051

25. Improving fabricating technology of fractionating tray valves

    • N. I. Bashlaev
    • Yu. I. Neretin
    • G. P. Tkachenko

    Exchange of Experience Pages: 1052 - 1053

26. Application of polyethylene coatings to metal rollers

    • V. G. Zverlin
    • V. K. Vasilyuk
    • S. P. Petrov

    Exchange of Experience Pages: 1054 - 1055

27. New accessory cuts slotted holes in annular perforated jet trays

    • I. P. Slobodyanik
    • B. A. Zadorozhnyi
    • L. L. Troyanov

    Exchange of Experience Pages: 1056 - 1056

28. Mechanical seals for corrosive fluids

    • A. V. Artamonov

    Information Pages: 1057 - 1058

29. Prospects for using progressive methods of protecting chemical-machinery articles

    • M. M. Yakovenko
    • M. L. Katalkherman
    • Yu. K. Petropavlovskii

    Information Pages: 1059 - 1060

30. Streamlining an agitated vessel to intensify heat exchange with highly viscous fluids

    • G. S. Kozlov
    • É. A. Kramm
    • A. K. Nikitin

    Information Pages: 1061 - 1062

31. Multistage phase-contacting eddy-flow column

    • Yu. V. Poplavskii

    Information Pages: 1063 - 1065

32. Rig for maintenance and inspection work on inner surface of spherical tanks

    • G. K. Zibert
    • A. E. Akav
    • I. K. Glushko

    Information Pages: 1066 - 1067