1. State of the Art and Prospects for the Development of the Hydrate-based Technology for Natural Gas Storage and Transportation (A Review)

   • M. E. Semenov
   • R. S. Pavelyev
   • M. A. Varfolomeev

   ReviewPaper 04 February 2022 Pages: 127 - 140

   

2. Distribution Patterns of Main Structural-Group Parameters of Crude Oils from North Caucasus Oil-and-Gas Basin According to ¹H NMR Data

   • M. B. Smirnov
   • N. A. Vanyukova

   OriginalPaper Open access 11 March 2022 Pages: 141 - 150

   

3. Distribution and Composition of High-Molecular-Mass Components in Oily Sludge

   • E. E. Barskaya
   • E. S. Okhotnikova
   • T. N. Yusupova

   OriginalPaper 11 March 2022 Pages: 151 - 160

   

4. Composition of Petroleum Resins Inhibiting the Precipitate Formation in an Ultrasonically Treated Solution of Petroleum Wax in Decane

   • A. V. Morozova
   • G. I. Volkova
   • E. B. Krivtsov

   OriginalPaper 11 March 2022 Pages: 161 - 168

   

5. Surfactant-Based Compositions for Enhanced Oil Recovery in Arctic High-Viscosity Oil Fields

   • L. K. Altunina
   • V. A. Kuvshinov
   • L. A. Stasyeva

   OriginalPaper 25 February 2022 Pages: 169 - 182

   

6. Water-in-Oil Emulsions in Paraffinic and Resinous Oils

   • N. V. Yudina
   • Yu. V. Loskutova
   • N. A. Nebogina

   OriginalPaper 28 January 2022 Pages: 183 - 190

   

7. Catagenetic Transformation of the Composition and Structure of Insoluble Organic Matter in Deep Jurassic Sediments in the North of the West Siberian Basin

   • L. S. Borisova
   • A. N. Fomin
   • E. S. Yaroslavtseva

   OriginalPaper 04 February 2022 Pages: 191 - 198

   

8. Hydrocarbon Composition of Products Formed by Transformation of the Organic Matter of Rocks from Tatarstan Domanik Deposits in Supercritical Water

   • Z. R. Nasyrova
   • G. P. Kayukova
   • A. V. Vakhin

   OriginalPaper 11 March 2022 Pages: 199 - 213

   

9. Structural Transformations of Heavy Oil Asphaltenes in the Course of Heat Treatment

   • T. V. Cheshkova
   • A. A. Grinko
   • T. A. Sagachenko

   OriginalPaper 11 March 2022 Pages: 214 - 221

   

10. Preparation of Redox Ion-Exchange Materials Based on Petroleum Asphaltenes

    • K. V. Shabalin
    • L. I. Musin
    • M. R. Yakubov

    OriginalPaper 04 February 2022 Pages: 222 - 228

    

11. Regular Trends in Variation of the Asphaltene Composition and Structure in Dia- and Catagenesis

    • L. S. Borisova
    • I. D. Timoshina

    OriginalPaper 25 February 2022 Pages: 229 - 239

    

12. A Comparative Analysis of the Solubility of Asphaltene Fractions with Addition of Petroleum Vanadyl Porphyrins

    • D. V. Milordov
    • G. R. Abilova
    • M. R. Yakubov

    OriginalPaper 11 March 2022 Pages: 240 - 249

    

13. Study of the Antioxidant Properties of Oils by the Voltammetric Method

    • Yu. V. Loskutova
    • E. V. Kukhareva
    • N. V. Yudina

    OriginalPaper 25 February 2022 Pages: 250 - 257