Refineries

AJAKS provides specialised technical support for refineries across Europe.
For over 35 years, we have been delivering comprehensive, effective, and safe solutions to the most demanding customers.

Our expertise includes:

• Complex overhaul of production units during Shutdowns and Turnarounds, as well as day-to-day maintenance,
• Ultrasonic industrial cleaning of heat exchangers, valves, filters, oil coolers, air coolers, and other equipment,
• Decontamination and chemical cleaning of all production units, proven procedures, the most effective chemicals, and guaranteed results,
• Reactor catalyst service, including unloading catalyst using vacuum units, screening into fractions, loading fresh catalyst by dense loading or sock loading, catalyst replacement in tubular reactors, operations under Nitrogen atmosphere,
• Mechanical decoking of fired heaters by pigging technology, including unidirectional and gas pigging, as well as cleaning of industrial pipelines,
• Inspection of furnaces coils and pipeline condition using intelligent pigging technology,
• Industrial cleaning of tanks, columns and reactors with vacuum loaders, including material loading/unloading, confined space entry, and operations in toxic or explosive atmosphere (EX),
• Heavy-duty industrial cleaning of refinery equipment and installations, including high – and ultra – high – pressure water jetting of heat exchangers, tanks, columns, reactors, air coolers, pipelines, and other equipment,
• Mechanical works during overhaul of production installations: disassembly and assembly of heat exchangers, tanks, columns, reactors, pipelines, and other equipment; welding and fitting works; repairs; pressure testing; and preparation for UDT inspections,
• Removal and installation of heat exchanger bundles with hydraulic extractors; handling of heavy heat exchangers (up to 80 tons); transport of tube bundle using remote-controlled lifts,
• Cutting of sealings with high-pressure water-jet cutters, suitable for large single components or series production; optimisation of gasket layouts on sheets of various materials; purchase, transport, and storage of gaskets; emergency orders processed within hours; and 24/7 availability during shutdowns