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About Axens

Axens is an international provider of process licensing technologies, catalysts, adsorbents and services, with a global reputation for basic engineering design excellence. The main scope of Axens' business is focused on the conversion of oil, coal, natural gas and biomass to clean fuels ...


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 ...


Brink® mist eliminators

Brink® solutions deliver the highest efficiencies, lowest pressure drop, and longest effective life available. From the invention of Brink® Fiber Bed Mist Eliminators in 1958, MECS® has set the standard for offering the widest array of designs and materials ...


Chemical process industry

The chemical process industry has always been the driving force for Sulzer Chemtech’s innovations. In the early 1960’s, the stringent requirements for the purification of heat-sensitive fragrances led to the development of the Sulzer Packing BX, which set a new standard for ...


Designing deepcut vacuum units that really work

Every barrel of vacuum gas oil (VGO) you can save from being reduced to coke in the delayed coker unit is a barrel more that can go to the FCCU. That’s a good reason to raise HVGO cutpoint. But how to do it? Some people think the job can be done just by running computer models in ...


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 ...


Dupont company introduction

DuPont has been bringing world-class science and engineering to the global marketplace in the form of innovative products, materials, and services since 1802. The company believes that by collaborating with customers, governments, non-governmental organizations (NGOs), and thought leaders, ...


Dynawave® reverse jet scrubber

How a reverse jet wet gas scrubber works. The DynaWave® Reverse Jet Scrubber is an open duct in which scrubbing liquid is injected, through a non-restrictive reverse jet nozzle, counter current to the dirty inlet gas. Liquid collides with down-coming gas to create the “Froth ...


Electrostatic Coalescers: desalting and dehydration of crudes

Electrostatic coalescers allow to remove small water droplets which would remain emulsified and not separated in conventional separators, thanks to droplet size increase through coalescence in an electric field. Crude desalting can be achieved by injecting and emulsifying dilution water ...


F-Grid™: conventional grid

Sulzer Chemtech has broadened its portfolio to offer F-Grid for conventional grid applications. F-Grid is available in two styles in order to best match the needs of the application. F-Grid 2 is used for higher capacity applications while F-Grid 3 is used for high efficiency applicati ...


Gas processing

ProMax® is a powerful and versatile process simulation package that is used worldwide to design and optimize gas processing, refining and chemical facilities. Totally integrated with Microsoft Visio®, Excel® and Word®, ProMax is the best simulation tool for designing gas ...


Gas/Liquid separation technology

Sulzer is a major player in the field of gas/liquid and liquid/liquid separation technology, offering a full range of innovative products and related services. Our commitment to development of technology, combined with application knowhow and consistent fabrication standards ensures that ...


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 ...


High performance packed tower solutions

Engineered to Innovate: GTC Technology is a global licensor of process technologies and mass transfer solutions with the core mission of creating value for our clients. Refining, petrochemical and chemical companies around the world rely on our advanced technology to optimize production ...


High performance tray tower solutions

Advanced distillation column design. Revamping distillation columns requires a solid process design background, particularly when conducting evaluations of existing equipment and data. GTC advises clients to understand where they are on the reflux to theoretical stage curve prior to setting ...


ITW Online Cleaning

Will revolutionize turnaround operations and operational excellence by optimizing: productivity, operability, safety health and environment, reliability, product quality, energy efficiency, CO2 SOX NOX VOC emissions, maintenance and repair and operational requirements. An entire Unit can ...


Liquid-liquid separation technology

In industrial process equipments liquid-liquid mixtures are produced by essentially two different mechanisms. a) Mixing of the phases in either purpose built equipment, mechanical mixers, static mixers where pressure energy is applied to increase the surface free energy of the fluids to ...


Manufacturing

The Engineering Division, with its technological focus on promising market segments such as processing plants for hydrogen, oxygen, olefin and natural gas, is successful throughout the world. We have extensive process engineering know-how combined with broad experience in the planning, ...


MECS® SolvR™ technology for regenerative SO2 recovery.

An energy efficient so absorption process with nearly zero SO2 emmissions. MECS® SolvR™ Technology employs an absorption solvent that is readily available, environmentally friendly and lower in cost than solvents used in other SO2 absorption processes. The technology can be ...


Multi-cassette designs provide a new option for mist elimination

In many industrial processes, the entrainment of liquid in gas streams can lead to damage to compressors or filler materials such as molecular sieves or, at the very least, reduction of throughput. The formation and the size of liquid droplets in the gas stream are determined mainly by ...


Packaged air separation plants

Packaged air separation plants are standard and modularly designed plants with a daily capacity of 850 tpd (approx. 25,000 Nm3/h) of oxygen (GOX and LOX), 2,000 tpd (approx. 66,000 Nm3/h) of nitrogen (GAN and LIN) and argon (GAr and LAr). The plant modules are pre-fabricated in the workshop ...


ProMax®

ProMax is built on over 40 years of continual research and development efforts. Our team of development engineers has consistently found innovative ways to model processes so that the end results accurately refl ect the actual operating conditions of gas processing, refi ning and chemical ...


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.


Refinery applications with advanced mass transfer technology

Sulzer Chemtech is the process engineering and equipment manufacturing division of the international Sulzer Corporation, with its headquarters in Winterthur, Switzerland. Areas of expertise include equipment and application know-how in separation and mixing technology. Products include ...


Safeguard packed column efficiency with proper liquid distribution

Initial liquid distribution directly affects the efficiency of structured and random packing beds. As such, some form of flow test should be conducted to validate distributor performance prior to column startup. Steady state water flow testing is the most common method of testing distributors. ...


Selecting the best solvent for gas treating

Selecting the best amine/solvent for gas treating is not a trivial task. There are a number of amines available to remove contaminants such as CO2, H2 S and organic sulfur compounds from sour gas streams. The most commonly used amines are monoethanolamine (MEA), diethanolamine (DEA), and ...


Separation technology

Sulzer Chemtech produces a wide array of tower internals. With this broad spectrum of custom-designed fractionation trays, random and structured packing we can meet any process requirement in any size tower throughout the chemical, refining, petrochemical, and gas processing industries. ...


SRU solutions Dynawave® reverse jet scrubber

Claus Sulfur Recovery Units (SRU) are found in various industries, such as refineries, natural gas processing plants, chemical plants, and coal gasification facilities. The Claus process is widely used to recover sulfur from HS containing gas streams. However, a Claus SRU can typically ...


STRATCO® alkylation technology - solutions for net effluent and propane treating

Partnerships for net effluent and propane treating using liquid-liquid separation and static mixing process technologies. Sulfuric acid alkylation unit treating system performance is critical for effective fractionation and unit reliability. Proper treating results in optimum fractionation ...


Structured packings for distillation, absorption and reactive distillation

This brochure was reviewed and supplemented recently. It therefore provides a complete, up‑to‑date overview of packings available from Sulzer Chemtech. Also included is a summary covering the essential column internals and our technical services. More detailed product information, ...


Tonnage air separation plants - general products

For production of oxygen, nitrogen, argon and ̶ in some special cases ̶ other  rare gases (krypton, xenon, helium, neon) through cryogenic rectification of air. The products can be produced in gaseous form for pipeline supply or as cryogenic liquid for storage and distribution by ...


Tracerco Profiler™ HMI

A Windows based application offering dynamic displays, diagnostics, trending, control and historical logging. The Profiler™HMI, is a ready-made graphical user interface that provides clear insight into your separation process while enabling efficient operation and control of the ...


Trays for any application

Sulzer Chemtech offers the largest tray portfolio on the market. Whatever the requirements, we have the right tray! Continuous innovations and improvements are: • First movable valve • First fixed valve • First customer tray design program • Use of push valves on commercial ...


Turnaround services and replacement equipment for mass transfer components

Sulzer Chemtech has over 50 years of experience in providing outstanding mass transfer technology, process engineering and equipment. Our global coverage allows us to bring our services to you, day or night, in almost every country of the world. Our employees are ready with the conviction, ...


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 ...