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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 ...


Aluminium plate fin heat exchangers

Vacuum brazed plate-fin heat exchangers are key components in many process plants. They can be advantageously used instead of other heat exchanger types, like tubular heat ex-changers. Especially with regard to compactness the plate-fin heat exchangers are one of the most favourable possibilities ...


Axens catalysts and adsorbents

Decades of scientific achievement in catalyst and adsorbent research, product development, engineering expertise, process licensing technologies, manufacturing capability, and industrial feedback form the basis of the most advanced and reliable catalysts and adsorbents available anywhere ...


Axens engineering services revamping

For a successful revamping project, no matter the degree of its complexity, and in accordance with your tight schedules, Axens is your unique contact during the phase preceding detailed engineering. Axens’ offer is based on our well founded expertise and several decades of experience. ...


Axens hydrocracking

Axens is an established name in hydrocracking licensing with more than 40 years’ experience in all types of hydrocracking processes. We have a large portfolio of hydroconversion processes, including fixed and ebullated-bed technologies. Our commercial units operate at low, medium ...


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 ...


Baseload LNG production in Stavanger

One of our most recent references for LNG base-load production with an annual capacity of 300,000 tons of LNG is a plant built at the Norwegian west cost near the city of Starvanger, started-up for commercial production in 2010. Thanks to Linde’s proprietary, most energy-efficient ...


Cryogenic air separation

Design and construction of air separation plants is part of Linde’s traditional scope of activities, which led to the establishment of Linde’s Engineering Division at the turn of the 19th century. In 1902, the start-up of the world’s first air separation plant initiated ...


Customised air separation plants

The design, procurement, construction and operation of customised, multi-train air separation projects can present a number of challenges, particularly in remote locations. Having successfully engineered and executed most of the largest air separation complexes in the world, Linde Engineering ...


Customized grading solutions for your feedstock

Match your catalyst grading to your feedstock for minimum pressure drop build-up and maximum demetallization. As today’s opportunity crudes and heavier feedstocks become more economically viable, the oil fractions you refine are posing new challenges. Creating the optimal grading ...


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, ...


HiQ specialty gases, equipment and services for environmental monitoring

You need absolute confidence in your measurement results. That is why Linde introduced HiQ®. HiQ® represents the best there is in the world of high purity gases, process and calibration gas mixtures, precision engineered gas supply solutions, and the high quality services needed ...


Hydrogen

The demand of hydrogen grew as the world´s consumption of refinery products increased by the ever growing industrialization. The demand for better and more abundant automotive fuels called for better yields from the limited feedstock crude oil. In turn the demand for hydrogen import ...


Hydrogen as an alternative to Helium for gas chromatography

The choice of carrier gas depends on the type of gas chromatography (GC) detector that is used and the components that are to be determined. In general carrier gases for gas chromatographs must be of high purity and chemically inert towards the sample. Many gas chromatographers are considering ...


Linde G-TECTA gas detection

Portable gas detection for employee health and safety. Ideal for explosimetry and flammable gas detection (LEL, LFL), confined space entry during maintenance activities, detection of toxic gases such as hydrogen sulfide or detection of enriched and depleted oxygen atmospheres associated ...


Linde HiQ 60 specialty gases

With calibration gas mixtures, the most important requirement is for an accurate reported value of the relevant component at time of use. Products with a limited shelf life can have significant impact with both accuracy and long term usability, and often result in additional cylinder change ...


Linde HiQ accredited calibration gas mixtures

Linde Gas - In an age of global trade, analytical measuring results have to be comparable. This requirement is meanwhile satisfied by a large number of international directives and standards, e.g. DIN EN ISO/IEC 170251. Such regulations call for the metrological traceability of measuring ...


Linde HiQ ECOCYL RSH portable specialty gases

Analytical calibration is not limited to the laboratory. Other locations include perimeter emission monitoring and stack emission monitoring sensor calibration. These types of remote location calibration require specialty gases be available in a portable, easy to use package that is user ...


Linde HiQ enhanced shelf life with HiQ 60 specialty gases

Specialty gases supplied with a HiQ 60 label will have flat line stability for 60 months from manufactured date. Linde will replace any HiQ 60 product free of charge if found to be outside the stated certified tolerance variance at time of use, and is within the stated shelf life peri ...


Linde HiQ for the petrochemical Industry

Within a petrochemical refinery, there are five main areas where HiQ Specialty Gases from Linde Gas are used: the refinery laboratory, which may include R&D centres or pilot plants; process control stations; gas detection for employee health and safety; environmental compliance & ...


Linde HiQ helium

HiQ Helium is high purity gas for laboratory and process control instrumentation.  Helium is a typical GC carrier gas and mixtures of helium and hydrogen are often used as a GC-FID fuel gas mixture.


Linde HiQ hydrogen

HiQ Hydrogen is high purity gas for laboratories and process control instrumentation. Use with HiQ Synthetic Air for the perfect GC-FID fuel gas mixture.  Helium is also widely used as a typical GC carrier gas.


Linde HiQ hydrogen air FID gas generator

In-situ generation of synthetic air and hydrogen for laboratories and process control instrumentation. The convenient and flexible way to create the perfect GC-FID fuel gas mixture on demand.


Linde HiQ nitrogen

HiQ Nitrogen is high purity gas for laboratories and process control instrumentation. Nitrogen is widely used as GC carrier gas, purge gas for FTIR and nebuliser gas for liquid chromatography.


Linde HiQ overview brochure

HiQ represents the best there is in the world of high purity gases, process and calibration gas mixtures, precision engineered gas supply solutions, and the high quality services needed for optimum results. Precise answers to individual needs. Customised to meet specific requirements. ...


Linde HiQ presentation

The HiQ specialty gases product range from Linde Gas is synonymous with expertise and performance. It offers the utmost quality in high purity gases, accurate gas mixtures, precision engineered equipment including regulators, advanced gas panels and gas generators, as well as complete ...


Linde HiQ safety training

No matter whether gas usage is a large or seemingly small part of your company’s total operations, teaching your employees the properties and potential risks of different gases can lead to increased levels of safety. With over 150 years in the gas business, Linde instructors are ...


Linde HiQ specialty gases for the petrochemical industry

Expanding market penetration for chemicals and plastics, combined with increasing requirements for transportation fuels and the world-wide depletion of easily accessible raw materials are creating tremendous operational pressures for even the most efficient petrochemical complex. Innovative, ...


Linde HiQ SPECTRA VOC standards EPA method TO-14A

The US EPA’s Compendium Method TO-14A, “Determination of Volatile Organic Compounds (VOCs) in Ambient Air Using Specially Prepared Canisters With Subsequent Analysis By Gas Chromatography” is used extensively by analysts for both ambient air studies and indoor air quality ...


Linde HiQ SPECTRA-SEAL calibration gas mixtures.

The demand for stable, accurate measurement is the cornerstone of today’s fast-paced analytical world. Calibration standards of low-level reactive mixtures, typically those with levels below 5 ppm, can prove to be un- stable over time. This can result in incorrect measurements, lost ...


Linde HiQ synthetic air

HiQ Synthetic air is high purity air for laboratories and process control instrumentation. Use with HiQ Hydrogen for the perfect GC-FID fuel gas mixture.  Also ideal as a zero gas during instrument setup and calibration.


Linde REDLINE specialty equipment

As a major part of our HiQ products, REDLINE equipment is the hardware of choice for your specialty gas supply system. Why? Because with REDLINE gas panels, points of use and cylinder regulators, you’re not only buying the right equipment, you’re benefiting as well from our ...


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 ...


Passion for engineering

Partnering with our customers. Industrial process plants are among the most complex structures that people have ever built. Worldwide, there are only a handful of companies with the detailed know-how needed to successfully deliver turnkey industrial plants. Linde Engineering is a pioneer ...


Slash your hydrogen production costs

By utilizing low value, excess fuel gas, you can reduce your consumption of costly traditional hydrogen plant feedstocks, such as natural gas, LPG, butane or naphtha. Upgrading fuel gas produced onsite is a proven way to significantly cut the cost of your hydrogen production. Refinery ...


State of the art nitrogen rejection technology

Around 30% less carbon dioxide (CO₂) than mineral oil products, and almost 45% less CO₂ than coal. It also releases around 90% less sulfur oxide and 80% less nitrogen (N₂) oxide than fossil fuels. In addition, advanced extraction technologies are unlocking new fossil hydrocarbon ...


The preparation and certification of a 30ppt calibration gas mixture

Challenges in the preparation and certification of a 30 parts per trillion (ppt), also referred to as 30x 10-12, sulfur hexafluoride gas calibration mixture used as a transfer standard for the determination of anthropogenic carbon dioxide are described. 30 ppt equals to about 1.5 minutes ...


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 ...


UN portable tank for helium (Helicon)

Cryogenic excellence for the efficient and secure transport of helium. One of the world’s most valuable rare gases, helium supplies are both limited and finite. As demand for this gas rises to support new electronics and medical applications, efforts to conserve it are becoming more ...


Wet gas sulfuric acid - profitable sulfur management

The WSA technology is an excellent alternative to the Claus technology for sulfur management within oil refining, coal gasification, gas sweetening etc. High steam production, feed flexibility, ease of operation, and low CAPEX & OPEX are some key benefits for the operator when selecting ...