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Axens overview

Axens is a leading global provider of technologies, catalysts, adsorbents, services and equipment. From oil refining, petrochemicals and gas processing, to renewable & alternative fuels and water treatment, Axens solutions are used at major industrial plants around the world. SOLUTIONS ...


Advanced sulfur analysis with HDXRF

Petra is powered by High Definition X-Ray Fluorescence (HDXRF®) technology: an elemental analysis technique offering significantly enhanced detection performance over traditional XRF technology. This technique applies state-of-the-art monochromating and focusing optics, enabling dramatically ...


Structured grid packing

Structured grid packings have traditionally been used for high severity services. Grids have a high open area, relatively low surface area, and a robust construction to withstand process upsets and to resist fouling. There are two main types of grids, categorized by structure - conventional ...


NADIUS™ 4G

NADIUS™ 4G is the latest generation of Grace’s market-leading NADIUS™ catalyst family for hydrotreated and straight-run VGO feed applications. NADIUS™ 4G, an extension of the NADIUS™ catalyst family, is a component of the EnhanceR™ technology platform, ...


Proserpack™ combined exchanger - separator

Proserpack compact integrated heat exchanger – separator, simplifies NGL recovery by implementing 3 process steps (2 heat exchangers and the turbo-expander suction drum) in a single equipment item. The heat exchanger is a PACKINOX multi-fluid plate exchanger.


High sulphur recovery at low cost with SmartSulf™

Process Principle: Thermal stage: acid gases are burnt with air to produce sulphur at high temperature thanks to Claus reaction. COS and CS2 hydrolysis: COS and CS2 from the process gases are hydrolyzed at high temperature in the first zone of the SmartSulf™ reactor operating in ...


Sulfuric acid alkylation technology and services

Upgrading light olefins and isobutane to alkylate offers refiners an opportunity to increase their crude barrel value. Alkylate is a superior gasoline blendstock due to its high octane and low vapor pressure. ExxonMobil’s proven Sulfuric Acid Alkylation technology reacts propylene, ...


UPGRADER™ T and AMBER™ T - meeting the tight oil challenge

North America’s oil production has been reenergized with the advent of sophisticated technologies to recover tight oil economically. Tight oil, defined as liquid hydrocarbons obtained by hydraulically fracturing shale formations, is flowing at ever increasing rates from fields such ...


Tracerco Diagnostics™ FCCU Study

The Fluidized Catalytic Cracking Unit (FCCU) is the economic heart of a modern refinery. Even small increases in its yield can bring about significant overall gains in productivity and revenue. Tracerco is a world leading industrial technology company providing unique and specialized detection, ...


MECS®–Thermo Z™ welded plate heat exchangers

Plant engineers in the know choose MECS®–THERMO Z™ for maximum waste heat recovery and the best delivered value. MECS®–ThermoZ™ is a highly efficient heat exchanger suitable for many industrial processes where gas temperatures may be up to 1500°F (816°C). ...


MECS® Excalibur™ auto lancing systems

Thee MECS® auto lance system was developed to automatically lance new sulphuric acid re tube boilers while they're in service, cleaning fire tube boilers as efficiently as manual lancing. The MECS® Excalibur™ sequentially cleans all re tubes by opening the shutter tube. Thee ...


HySWEET® the best option for mercaptan removal from natural gas

HySWEET® process is a hybrid solvent process developed by TOTAL and licensed by PROSERNAT. The solvent is a blend of alkanolamine and physical solvent diluted with water. The physical component has been selected by TOTAL in order to simultaneously achieve a high level of mercaptan’s ...


HydroCOM - experience real capacity control and energy savings

How much control do you really have when it comes to capacity control? You have many options available to you for controlling capacity for your reciprocating compressor. HydroCOM, however, achieves best results in terms of speed, energy savings and accuracy. Some questions you should ask ...


CLEANOx FCC additive

CLEANOx® Environmental Fluid Catalytic Cracking (FCC) additive for reduced NOx emissions BASF proudly introduces the premier FCC additive for Nox emission reduction, CLEANOx, designed to meet the evertightening air quality limits on FCC regenerator off-gas emissions. Premium Technology CLEANOx ...


Is pinch enough?

Back in the late 1970’s and early 1980’s when fuel gas prices were high, energy utilization assumed major importance. A new method of calculating heat exchanger networks was developed. It was called Pinch Technology. Today pinch has been rediscovered by engineers who have access ...


LO-CAT® II process for elevated pressure refinery desulfurization

MOL Hungarian Oil & Gas Co. selected a LO-CAT® II Desulfurization System for operation at its production unit in Szeged, Hungary. The unit was custom-designed for direct treatment of sour associated and process gas streams at elevated operating pressures and relatively high CO2 ...


Effective water removal creates extra capacity in your absorber-stripper

Free or soluble water carrying over from the FCC or Coker Main Fractionator overhead systems can cause foaming problems and flooding in the Absorber-Stripper columns. Column designs that incorporate effective water removal can free-up capacity for valuable naphtha or LPG production. The ...


Gasification – converting the bottom of the barrel into valuable products

Traditionally, crude-oil residues have been sold as marine bunker fuel or used on-site as furnace fuel. However, with changing legislation, refineries are under pressure to reduce both their emissions and the sulphur content of their products; in addition, the market for fuel oil is shrinking.   The ...


Running dirty amine to save costs

Some plants have saved money in the short term by running dirty amine/glycol systems. The result of this obfuscation strategy often is problematic operations. Problems resulting from corrosion, foaming and loss of acid gas absorption arise from processing with contaminated amine/glycol. ...


Sulfur handling - Shell sulfur degassing process

Applications: The Shell Sulfur Degassing Process has been developed to remove H2S and H2Sx from liquid sulfur eliminating potential toxic and explosion hazards associated with handling, transport and storage of liquid sulfur. Elemental sulfur produced by the Claus process contains both ...


Ariel Coproration API 618 moderate-speed process compressors

Ariel’s moderate-speed API 618 process compressors are utilized in a wide range of applications around the globe, providing the safety and reliability demanded by today’s refinery and petrochemical industries. With 40,000+ reciprocating compressors ranging from 100 to 10,000 ...


Dual-service hydrocracking

High-quality middle distillate products from partial conversion of heavy oil fractions and difficult feedstocks.Hydrocracking is an established and reliable method for transforming low-value heavy oil fractions into products with a higher value. Shell Global Solutions’ dual-service ...


Delivering high performance products for refineries

The world oil refining industry is a continually changing business. This presents an ever-evolving challenge to the refiner and requires the ability to be flexible, adaptable and aware of the future directions and changes the industry will take. At Johnson Matthey Catalysts, we work closely ...


Methanol to gasoline technology

Simple, scalable gasoline production. Produce transportation fuels with low technical and project risk. ExxonMobil’s methanol to gasoline (MTG) process selectively converts methanol to a single fungible liquid fuel and a small LPG stream. The liquid product is conventional gasoline ...


Distillation and separation technologies

Improve performance and minimize expenditure. Refinery operators want to improve their distillation performance to optimise their assets, minimise their expenditure and capital investment, and debottleneck their operations. Through the licensing of bulk crude distillation units, high-vacuum ...


Quantifying FCC gasoline sulfur reduction

Refiners everywhere have to comply with government-mandated fuel specifications, in particular dramatically lower gasoline sulfur levels. While post-treating remains an option, the associated octane loss creates additional constraints for refiners, particularly those who are hydrogen limited. ...


STRATCO® Alkylation innovations for grassroots applications

A commitment to innovation research and development. DuPont recognizes that continued improvement of the STRATCO® alkylation technology is critical to our customers’ success. As such, DuPont has a dedicated team of scientists and engineers focused on alkylation R&D at the ...


Separator technology reduces refinery operating costs and downtime

A US refining company contacted us to discuss a separation problem in the feed to an alkylation process. Caustic entrainment from their selective hydrogenation unit was poisoning the hydrofluoric acid catalyst in the alkylation unit. The continuous phase feed to the alkylation unit consisted ...


BenzOUT™ process - higher yields at lower costs

Increase gasoline volume and octane while reducing benzene. The BenzOUT™ process is a commercially proven technology for benzene reduction in gasoline. BenzOUT converts benzene, typically in a light reformate stream, to higher alkylaromatic blending components by reacting a benzene ...


MECS® HexPro™ Ferrules

For waste heat boilers and heat exchangers in sulphuric acid plants. Precast, precision ceramic ferrules for severe temperature and heat-cycling conditions. Fast, Simple installation. MECS® HexPro™ Ferrules are pre-engineered for each installation and come properly sized, accurately ...


Why produce diesel from the vacuum unit?

Look ahead five years. The economy is likely to keep tightening and the rush to control pollution will inevitably be accompanied by demands for greater energy conservation. Consequence? A growing market for diesel which yields more energy per unit volume. Yet many continue to believe that ...


Mixing valve for hot gases

CHM valves are designed to mix hot gas of a furnace with cold gas down to a defined temperature. A refractory lining makes the valve suitable for applications where high temperatures may occur.


LO-CAT® process for costeffective desulfurization of gas streams

The LO-CAT® II process provides cost effective H2S removal for all types of gas streams in many different industries. The LO-CAT and LO-CAT II processes have achieved H2S removal efficiencies of 99.9+% in many different applications and industries. These applications include natural ...


Quantifying FCC catalyst accessibility

Accessibility is related to the mass-transfer characteristics of an FCC catalyst. Albemarle has developed a quantitative laboratory test that measures the accessibility of FCC catalyst particles: the first such measurement in the history of FCC. This test has dramatically altered the way ...


Sulfur in jet fuel by ASTM D4294

The International Air Transport Association (IATA) reports that in 2017 alone, more than 4 billion passengers traveled by air. It is estimated that air transport will reach global growth of over 7 billion passengers by 2035. Standard jet fuel specifications are used to ensure that wherever ...


Avoid fired heater coking

For many refiners, heater coking in Crude and Vacuum Distillation Units (CDU/VDUs) is a common occurrence. Many units around the world are shut down every two years, every year, or even every six months to deal with chronic heater coking. However, with the right design features driven ...


Claus tail gas treating - low temperature SCOT process

Applications: The Shell Claus Off -gas Treating (SCOT) process has been developed to remove sulfur compounds from Claus tail gas to comply with stringent air emissions regulations. The conventional SCOT process is able to easily meet less than 250 ppmv total sulfur in the SCOT off gas, ...


Maximize the value of your naphtha feedstocks and downstream processes

New solutions for changing needs Lighten the burden of heavy feedstocks with Topsoe catalysts, process designs and technologies. If your refinery is like most, you’re under pressure to squeeze more value out of heavier feedstocks, and this presents new challenges for catalysts. To ...


Tray designs for extreme fouling applications

Today refiners experience a lot of problems with processing of opportunity or heavy crudes. Such crudes have very high sulfur content and require the addition of amine scavengers before desalting. These amines decompose in the heater and create ammonium chlorides in the presence of water ...


GT-DWC dividing wall column design saves cost and energy

GTC Technology is widely known for innovation, technical knowledge and commitment to excellence through proprietary technologies and customized solutions. Our process equipment technology offerings include the dividing wall column (DWC), which separates a multi-component feed into three ...