1. Recommendation of the 11th International Scientific and Technical Conference on Compressor Technology (May 27–29, 1998, Kazan')

   Problems of Development of the Branch Pages: 639 - 643

2. Current State and Prospects of Scientific and Technical Advance in Compressor Construction (Document of K. P. Seleznev, Chairman of Askomp, Delivered at a Plenary Session of 11th International Scientific and Technical Conference on Compressor Technology)

   Problems of Development of the Branch Pages: 644 - 651

3. Current state and prospects of manufacture of compressor equipment at Kazan'kompressormash Ltd.

   • I. G. Khisameev

   Problems of Development of the Branch Pages: 652 - 655

4. Prospects for the development of gas industry in Russia

   • A. Z. Shaikhutdinov

   Problems of Development of the Branch Pages: 656 - 660

5. Incorporating the gas-dynamic stability margin in determining the working range for an axial compressor

   • V. V. Ognev
   • A. I. Gitel'man

   Science News Pages: 661 - 664

6. Upgrading a GPA compressor by installing A new flow section containing an unbladed exit cone

   • Yu. B. Galerkin
   • V. P. Mitrofanov
   • E. I. Sergacheva

   Science News Pages: 665 - 671

7. Calculation of flow of a viscous compressed Gas in the casing of low-flow centrifugal Compressor stages

   • A. I. Evtushenko
   • A. K. Gaponov
   • K. P. Seleznev

   Science News Pages: 672 - 676

8. Development of a system for diagnosis of the Presurge State of a centrifugal compressor

   • R. A. Izmailov
   • Yu. D. Akul'shin
   • S. A. Shiryaev

   Science News Pages: 677 - 680

9. Selection of parameters and conditions of operation of cooling turbines for natural gas cooling stations

   • M. V. Golovin
   • D. L. Slavutskii
   • I. Ya. Sukhomlinov

   Science News Pages: 681 - 684

10. Construction of vortex compressors

    • S. M. Vaneev
    • V. G. Gritsenko

    Science News Pages: 685 - 689

11. Influence of the profile of the outer piston ring surface of a lubricant-free compressor on the gas parameters in the ring-cylinder gap

    • V. P. Zakharenko

    Science News Pages: 690 - 695

12. Developing the manufacture of the “Ural” series of gas compressor units and designing natural gas superchargers

    • M. I. Sokolovskii
    • V. V. Varin
    • Yu. L. Makarevich

    Technical Novelties Pages: 696 - 699

13. Development of a series of unified multishaft compressors

    • V. V. Kucherenko
    • Ya. M. Merovich

    Technical Novelties Pages: 700 - 703

14. Turbo expanders to utilize the pressure of natural gas delivered to Saint Petersburg and industrial centers

    • I. P. Faddeev

    Technical Novelties Pages: 704 - 711

15. Development and testing of a prototype AGNKS BK-75 vehicle gas refueling compressor station

    • L. G. Kuznetsov
    • A. A. Efremov
    • Yu. V. Tropchenko

    Technical Novelties Pages: 712 - 717

16. Use of flexible elastic couplers in 7VKG compressor units

    • V. N. Mironov

    Technical Novelties Pages: 718 - 720

17. Technical diagnosis and determination of the remaining service life of compressor plants, vessels, apparatus, and industrial pipelines

    • M. Ya. Shpigel'
    • N. V. Zadvornov
    • M. I. Kremer

    Technical Novelties Pages: 721 - 723