1. Winners of socialist competitions

   Announcement Pages: 525 - 526

2. Improving production standards

   • I. A. Savkevich

   OriginalPaper Pages: 527 - 528

3. State and prospective developments of the Refractories Industry of Bulgaria

   • R. S. Rusev

   Twenty-Fifth Anniversary of the People's Republic of Bulgaria Pages: 529 - 530

4. Use of Novoselits kaolin for the production of high-alumina refractories

   • K. A. Mikhailova
   • N. V. Pitak
   • R. S. Mil'shenko

   Production Pages: 531 - 535

5. Making kaolin chamotte and products with additions of talc-magnesite and surface-active agents

   • G. V. Kukolev
   • I. I. Nemets
   • M. V. Medvedev

   Production Pages: 536 - 538

6. Dust extraction plant behind a rotary kiln for burning dolomite

   • G. M. A. Aliev
   • A. E. Gonik
   • V. D. Suzdal'tsev

   Production Pages: 539 - 543

7. Experience with self carburation of natural gas during clinker burning in a rotary kiln

   • S. S. Krylovskii
   • A. M. Pochtman
   • L. A. Krechina

   Heat Technology Pages: 544 - 546

8. High temperature gas kiln for refractories

   • I. S. Kainarskii
   • I. N. Karp
   • I. M. Prilutskaya

   Heat Technology Pages: 547 - 549

9. Radioisotope method of automatic control of the level of refractory materials in containers

   • V. G. Tonkov
   • V. I. Sysoev
   • V. G. Novichev

   Mechanization and Automation of Production Pages: 550 - 552

10. Capacitance level signalling instruments for hoppers

    • R. S. Bernshtein
    • L. G. Gurvich
    • S. P. Sheremetinskii

    Mechanization and Automation of Production Pages: 553 - 555

11. Experience with the use of rotary excavators in combination with autotransport

    • A. M. Vydyborets

    Raw Materials Pages: 556 - 558

12. Improving mechanized mining operations at the Novo-Raisk fireclay mines

    • N. Z. Garmash
    • A. S. Furta
    • N. T. Klimenko

    Raw Materials Pages: 559 - 561

13. Heat processing of tar-bonded refractories

    • V. G. Borisov
    • L. V. Kravets

    Refractories in Service Pages: 562 - 568

14. Batching devices for intermediate ladles for continuous steel casting plants with automatic control of casting

    • D. P. Evteev
    • N. M. Frolovskii
    • V. Ya. Genkin

    Refractories in Service Pages: 569 - 571

15. Creep in refractory concretes with aluminosilicate aggregates and various bonds

    • P. S. Mamykin
    • V. D. Koksharov
    • A. K. Purgin

    Research Pages: 572 - 575

16. Effect of cyclic heating on the structure and strength of forsterite refractories

    • V. A. Bron
    • A. I. Uzberg
    • T. P. Karzhavina

    Research Pages: 576 - 581

17. Oxidation of silicon carbide powders

    • D. D. Khrycheva
    • R. I. Bresker

    Research Pages: 582 - 583

18. Aluminophosphate-bonded silicon carbide ramming body

    • N. I. Krasotkina
    • V. V. Levchuk
    • N. I. Voronin

    Research Pages: 584 - 586

19. Improving pneumatic transporting of powders

    • A. I. Kulik
    • V. I. Abumov
    • S. I. Gaivoronskii

    Exchange of Experience Pages: 587 - 588

20. Improving engineering levels in production

    • M. I. Kolesnik

    In the Refractories Concerns Pages: 589 - 589

21. Third plenum of the central administration of the ferrous metallurgy scientific-technical society

    • A. K. Karklit

    In the Institutes Pages: 590 - 591

22. Book reviews

    • V. V. Zimina
    • M. N. Kaibicheva

    BookReview Pages: 592 - 594

23. Andrei Gerasimovich Slepukhin

    Obituary Pages: 595 - 595

24. Fireclay-perlite lightweight products based on raw material from the latnensk deposit

    • A. A. Mukhin
    • R. S. Mil'shenko
    • A. F. Sokolov

    Production Pages: 599 - 601

25. Porous magnesite plugs for degassing of steel through the ladle bottom

    • N. F. Bugaev
    • K. V. Simonov
    • I. P. Barmotin

    Production Pages: 602 - 606

26. Buckets for continuous casting of pipe steel under slag

    • S. M. Gorlov
    • O. V. Martynov
    • T. A. Reingardt

    Production Pages: 607 - 608

27. Calcining Tkvarchel'sk dolomite in rotary kilns

    • A. A. Shumilin
    • G. A. Tarakanchikov
    • S. L. Kalandadze

    Heat Technology Pages: 609 - 610

28. Determination of the thermal diffusivity coefficient of magnesia and magnesiospinel refractories

    • E. Ya. Litovskii
    • Ya. A. Landa

    Heat Technology Pages: 611 - 613

29. A metalloceramic filter for freeing the air from dust

    • M. I. Ermolaev
    • K. A. Krasovitskaya
    • R. S. Mil'shenko

    Mechanization and Automation of Production Pages: 614 - 617

30. Experience with pyrodrilling of quartzites

    • I. A. Fedin
    • L. S. Der'enev
    • V. S. Pivkin

    Raw Materials Pages: 618 - 619

31. Effect of carbon content in the tar binder of refractories on their solubility in liquid converter slag

    • P. I. Sham
    • A. F. Kuznetsov
    • Yu. P. Ukhanov

    Refractories in Service Pages: 620 - 624

32. Rammed linings after service in channel induction furnaces

    • E. E. Grishenkov
    • T. N. Kudryavtseva
    • N. A. Sorokin

    Refractories in Service Pages: 625 - 629

33. Physicochemical and thermodynamic properties of aluminosilicate products for the blast heaters of blast furnaces

    • E. A. Gin'yar
    • R. S. Mal'chenko
    • K. A. Mikhailova

    Research Pages: 630 - 636

34. Corundum-spinel refractories

    • I. S. Kainarskii
    • R. E. Vol'fson
    • I. G. Orlova

    Research Pages: 637 - 642

35. Creep in a polycrystalline alumina ceramic of increased purity

    • V. S. Bakunov
    • D. N. Poluboyarinov
    • N. N. Ustyuzhanina

    Research Pages: 643 - 646

36. Properties of products made of fused magnesites

    • T. S. Ignatova
    • L. V. Uzberg
    • V. I. Yanukenas

    Research Pages: 647 - 652

37. Improvement of administrative work in the Komsomol Ore Administration

    • A. V. Anikeev
    • A. T. Podgornyi
    • A. P. Pomorgailo

    Economics Pages: 653 - 654

38. Refractories and technology of preparing crucibles of induction furnaces in the German Democractic Republic and the Czechoslovak Socialist Republic

    • M. N. Kaibicheva

    From Foreign Science and Technology Pages: 655 - 658