Catalysts and adsorbents
for oil refining processes

AVK supplies catalysts and adsorbents for various oil refining processes.

  • 19 - catalyst packages started up in 2025
  • 6 000 t - supply volume totaled in 2025
  • 34 - supply contracts in 2025

Customized approach

We design catalyst systems tailored to the customer's technical specifications (refinery objectives, feedstock, process equipment configuration, and operating mode).

34

Supply contracts in 2025

Extensive catalyst portfolio

Our extensive product portfolio enables us to guarantee uninterrupted catalyst supplies for all types of oil refining processes.

100+

Catalyst types

Strong technical service

We provide the entire cycle of technical support. Our team members possess proven operational experience at leading oil refineries and major catalyst companies.

5

Technical service engineers, 2 external consultants with 30+ years of industry experience.

Our Products

Catalysts for catalytic reforming

Catalysts for the production of high-octane gasolines, hydrogen, and aromatic hydrocarbons in catalytic reforming units with fixed-bed and continuous catalyst regeneration (CCR) configurations.

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Catalysts for catalytic reforming

Isomerization catalysts

Isomerization catalysts are designed to upgrade the octane rating of light naphtha fractions by converting normal paraffins into isoparaffins. The product portfolio includes chlorinated and zirconia-based catalysts tailored for various processing schemes at petroleum refineries.

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Isomerization catalysts

Fluid Catalytic Cracking (FCC) Catalyst

Fluid catalytic cracking (FCC) catalysts are designed to convert heavy oil fractions into lighter, high-value products. They maximize the yields of gasoline, propylene-propane fraction (PPF), and liquefied petroleum gases (LPG), while producing high-octane gasoline components.

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Fluid Catalytic Cracking (FCC) Catalyst

Hydroprocessing Catalysts

Catalysts for hydrotreating and hydrocracking processes ensure the removal of sulfur, nitrogen, and aromatic compounds, while improving diesel fuel quality (cetane number, cold flow properties) and converting heavy fractions into lighter cuts, thereby increasing clean product yields and overall refining efficiency.

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Hydroprocessing Catalysts

Adsorbent packages for PSA units

Designed for gas separation and purification in Pressure Swing Adsorption (PSA) units to produce hydrogen, nitrogen, and helium with high efficiency. The package ensures: - Effective extraction of target gases from mixed feedstocks. - High purity levels (up to 99.99%) in gas separation processes.

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Adsorbent packages for PSA units

Adsorbents

Materials for the purification of hydrocarbons and inert gases from impurities, as well as the selective extraction of target components, enhancing product purity and overall process efficiency.

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Adsorbents

Other Products and Adsorbents

A product line for oil refining applications: catalysts for sulfur, sulfuric acid, and hydrogen production, as well as tail gas treatment. The product range also includes inert materials, catalysts for high-octane additives synthesis (MTBE, TAME), catalyst carriers, zeolites, and other intermediates for catalyst manufacturing.

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Other Products and Adsorbents

AVK Technical Service

Pre-sale Service

  • Selection of original catalysts or Western catalyst alternatives.
  • Laboratory testing on the customer’s feedstock.
  • Analysis of technical specifications and preparation of a technical proposal (TP) in cooperation with the manufacturer.

Catalyst Loading and Start-up

  • Reactor internals technical audit.
  • Supervision of loading operations.
  • Supervision of catalyst activation, start-up and test run

Operational Support for Catalysts

  • Performance monitoring of catalysts and adsorbents.
  • Catalyst residual life assessment.

Troubleshooting and Diagnostics

  • Assistance in performance optimization and troubleshooting of catalysts and adsorbents.
  • Provide independent expertise if necessary.

Spent Catalyst Management

  • Sample analysis and recommendations on the feasibility of catalyst regeneration and reuse.
  • Help and recommendations for disposal.

Technical Service Team

Technical Service Team

  • 5 technical service engineers,
  • 2 external consultants with 30+ years of industry experience.

Competences

  • Experience working at an oil refineries
  • Experience working at leading Western catalyst companies
  • We collaborate with research institutes, design institutes, and independent laboratories.

Approach

  • Technical service at the level of the highest international standards.
  • We listen to our customers’ requests and strive to fulfill them.
  • We bring the service level of Russian and Chinese vendors into alignment with the practical requirements of Russian customers.
  • We independently bridge the technical service gaps of certain suppliers.

19 unit start-ups in 2025

1. Naphtha Hydrotreating (NHT) Catalyst
2. PSA Adsorbents
3. Naphtha Hydrotreating (NHT) Catalyst
4. MTS Catalyst (Medium-Temperature CO Shift Catalyst)
5. Claus Catalyst
6. MTS Catalyst (Medium-Temperature CO Shift Catalyst)
7. Naphtha Hydrotreating (NHT) Catalyst
8. Claus Catalyst
9. PSA Adsorbents
10. Hydrocracking (HC) Catalyst
11. Diesel Hydrotreating (DHT) Catalyst
12. MTS Catalyst (Medium-Temperature CO Shift Catalyst)
13. Pre-reforming Catalyst / Hydrotreating
14. Steam Reforming Catalysts
15. Fluoride Adsorbent
16. Fluoride Adsorbent
17. Hydrogen Production Unit (HPU) Catalytic System
18. Sulfur Recovery Unit (SRU) Catalytic System

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