1. A new approach to the adsorption kinetics of gas mixtures on heterogeneous surfaces

   • M. Jaroniec

   OriginalPaper Pages: 425 - 429

2. The surface chemistry of VP mixed oxide

   • G. Martini
   • L. Morselli
   • F. Trifirò

   OriginalPaper Pages: 431 - 435

3. Dehydrocyclization of C₆−C₈ paraffins over platinum on porous glasses with bidisperse pore size distribution

   • F. Janowski
   • W. Heyer
   • F. Wolf

   OriginalPaper Pages: 437 - 441

4. Aromatization of propylene and butadiene over MoO₃−SiO₂ and WO₃−SiO₂ catalysts

   • Janowski, A. Sophianos
   • F. Wolf

   OriginalPaper Pages: 443 - 449

5. Valence state and coordination number of molybdenum supported on SiO₂ or MgO during the oxidation of propylene

   • H. Praliaud
   • M. Forissier

   OriginalPaper Pages: 451 - 457

6. Errors of the graphical “mirror” method applied for kinetic studies

   • I. Chodák

   OriginalPaper Pages: 459 - 461

7. Превращения окиси азота, находящейся в контакте с окисью алюминия

   • Д. В. Сокольский
   • В. Ф. Воздвиженский
   • В. М. Мищенко

   OriginalPaper Pages: 463 - 468

8. On the displacement reaction CH₃+CH₃ COCOCH₃→CH₃ COCH₃+CH₃ CO

   • H. Knoll
   • R. Schliebs
   • K. Scherzer

   OriginalPaper Pages: 469 - 475

9. Interaction of propylene with a promoted Bi−Mo catalyst as determined from conductivity data

   • N. I. Ionescu
   • M. Câldâraru

   OriginalPaper Pages: 477 - 481

10. Photocatalytic effects of trace metals evidence against a free radical chain mechanism in sulfite autoxidation

    • J. Vepřek-Šiška
    • S. Luňák

    OriginalPaper Pages: 483 - 487

11. Mass spectrometric method to determine the mode of carbon-metal bonding during catalytic hydrogenolysis of hydrocarbons

    • L. Guczy
    • K. Ujszászi

    OriginalPaper Pages: 489 - 494

12. Acidity and catalytic activity of rare-earth containing X zeolites

    • P. Kovacheva
    • Cv. Bezoukhanova
    • Chr. Dimitrov

    OriginalPaper Pages: 495 - 499

13. Повышение селектиивности и стаБильности никельцеолитных катализаторов диспропорционирования толуола промотированием окисью хрома

    • Н. П. Давидова

    OriginalPaper Pages: 501 - 506

14. Iron-chromium catalysts in the conversion of methanol with water vapor

    • F. Domka
    • M. Łaniecki

    OriginalPaper Pages: 507 - 513

15. UV spectroscopic study of oxidized and reduced palladium loaded zeolites

    • E. Garbowski
    • M. Primet
    • M. V. Mathieu

    OriginalPaper Pages: 515 - 520

16. Spectral and catalytic properties of a chromium-containing polymeric complex

    • D. Mihajlova
    • A. Andreev

    OriginalPaper Pages: 521 - 526

17. Nitrate and sulfite catalyzed reaction of monooxalatotetraaquachromium(III) and ethylenediaminetetraacetate

    • N. R. Anipindi
    • V. A. Ramam
    • M. N. Sastri

    OriginalPaper Pages: 527 - 533

18. Brönsted sites in H-forms of faujasites obtained from ammonium and guanidine forms

    • St. Kowalak

    OriginalPaper Pages: 535 - 540