1. Effect of design features of a pressure vessel flange on its state of stress

   • D. G. Malova
   • B. K. Ventskovskii

   New Machinery and Apparatus Pages: 139 - 142

2. Modernizing ring valves for compressor cylinders

   • B. S. Petrovskii
   • M. P. Yamko
   • É. L. Kotsar'

   New Machinery and Apparatus Pages: 143 - 145

3. Method of computing spiral chambers in centrifugal pumps

   • A. N. Sherstyuk
   • A. A. Polyushkin
   • T. P. Ivashkina

   New Machinery and Apparatus Pages: 146 - 149

4. Analysis of the operation of radial-vortex type centrifugal pumps

   • N. N. Kupryashin
   • S. D. Ryazanov

   Process Investigations Pages: 149 - 152

5. Effect of the viscosity of a liquid on the cavitation characteristics of vane pumps

   • I. V. Shcherbatenko
   • A. S. Shapiro

   Process Investigations Pages: 152 - 159

6. Chemical resistance of graphited plastic DG-2

   • L. L. Loichuk
   • A. V. Goryainova

   New Materials and Corrosion Control Pages: 159 - 161

7. Behavior of copper in a nitrogen-hydrogen-ammonia atmosphere at high pressures and temperatures

   • R. F. Koroleva
   • N. A. Mikhailova
   • I. I. Podol'skii

   New Materials and Corrosion Control Pages: 161 - 162

8. A prismatic form cutter for machining a needle valve gate

   • B. Sh. Gasanov

   The Technology of Equipment Production Pages: 162 - 165

9. A new washing solution for degreasing parts and assemblies of oil-filled electric motors

   • R. A. Dmitrieva
   • G. K. Kamalov
   • M. M. Tsepenyuk

   The Technology of Equipment Production Pages: 165 - 166

10. A unit for semiautomatic contact arc welding of sleeves to the casings of apparatus

    • N. P. Kazennov
    • G. G. Kuz'min

    Production Experience Pages: 167 - 168

11. Stand for the mechanized assembly of submersible pumps

    • A. G. Gerasimova
    • I. M. Nosova
    • N. M. Zhuravleva

    Production Experience Pages: 168 - 169