1. Catalytic cracking studied in A 43–102 unit

   • A. T. Pivovarov
   • Ya. I. Min'kovskii
   • S. V. Goncharov

   OriginalPaper Pages: 441 - 444

2. Technological scheme for oxo-synthesis involving separation of product and catalyst by vaporization at high pressure

   • V. Yu. Gankin
   • D. P. Krinkin
   • A. G. Trifel'

   OriginalPaper Pages: 445 - 447

3. Change in efficiency of mass exchange in hydrocarbon gas absorption processes

   • I. A. Aleksandrov
   • V. G. Gorechenkov
   • V. V. Shcherbakov

   OriginalPaper Pages: 448 - 452

4. Isomerization of low-melting paraffin in the presence of an industrial platinum catalyst

   • Ya. R. Katsobashvili
   • A. V. Minibaev
   • T. S. Gracheva

   OriginalPaper Pages: 453 - 457

5. Two-stage deasphaltization of concentrate from a mixture of Baku paraffin petroleums

   • R. Sh. Kuliev
   • F. I. Samedova
   • A. A. Ashrafov

   OriginalPaper Pages: 458 - 461

6. Hydrofining of phenol-treated turbine oil

   • D. L. Gol'dshtein
   • K. M. Badyshtova
   • E. A. Mirzoeva

   OriginalPaper Pages: 462 - 464

7. Effect of small amounts of 1, 3-butadiene on the molecular weight of polyisobutylene

   • N. V. Martynova
   • A. I. Dintses
   • L. A. Popova

   OriginalPaper Pages: 465 - 467

8. Naphthene hydrocarbons of the benzine and kerosene-gasoil fraction of petroleum

   • P. S. Makovetskii
   • D. F. Serdyuk
   • T. B. Voronina

   OriginalPaper Pages: 468 - 472

9. Mechanism of coking and the calcination of petroleum coke

   • Z. I. Syunyaev
   • N. D. Voloshin

   OriginalPaper Pages: 473 - 476

10. Efficiency in the use of basic funds in the petroleum-refining industry of the Bashkir ASSR

    • R. Kh. Zakirov
    • A. Kh. Khairullin

    OriginalPaper Pages: 477 - 480

11. Relation between the local thermal stresses and the constants of furnaces

    • A. S. Milanchev

    OriginalPaper Pages: 481 - 485

12. Automatic explosive-proof run-off tank

    • B. E. Kosov

    OriginalPaper Pages: 486 - 487

13. Evaluation of exhaustion of detergent and antioxidant additives in an engine

    • K. K. Papok
    • A. P. Zarubin
    • G. V. Zakharov

    OriginalPaper Pages: 488 - 491

14. Effect of polymethacrylate on oxidation of naphthenic-paraffinic hydrocarbons

    • S. Z. Kaplan
    • L. F. Efimova

    OriginalPaper Pages: 492 - 496

15. Determination of nitrogen in nitrated petroleum products

    • A. L. Dol'berg

    OriginalPaper Pages: 497 - 500

16. Determination of aromatic hydrocarbons in petroleum fractions by gas-liquid chromatography

    • R. I. Sidorov
    • A. N. Denisenko
    • L. A. Polyakova

    OriginalPaper Pages: 501 - 503

17. Calculation formulas for determining ring composition of organic sulfur compounds occurring in petroleum fractions

    • S. É. Krein
    • I. A. Rubinshtein
    • E. A. Popova

    OriginalPaper Pages: 504 - 506

18. Analysis of cresols and xylenols by gas-liquid chromatography

    • N. A. Kudryavtseva
    • A. I. Tarasov
    • A. I. Shchipanova

    OriginalPaper Pages: 507 - 509

19. Radiospectrometric method for quality control of lube oil additives

    • G. S. Shimonaev
    • G. V. Zakharov

    OriginalPaper Pages: 510 - 513