Advanced flare and flare system designs

UOP Callidus prides itself in providing economical high destruction efficiency, high smokeless, low noise, low radiation flares for a broad range of flare applications. Through our engineering expertise, manufacturing capabilities and worldwide service, UOP Callidus has become a leading provider of flare technology. The UOP Callidus team has hundreds of years of combined flare design experience and has been involved in the fabrication, installation, and startup of thousands of flare systems worldwide.

Quality Manufacturing
Our manufacturing facility complies with the highest quality standards in the industry. Many of our internal quality assurance programs require even higher performance standards than industry certifications. All proprietary items are fabricated at our 82,000 sq. ft. U.S. facility which uses the latest manufacturing techniques and equipment. We can proudly say that our U.S. facility has the ASME “U” stamp and NBIC “R” stamp. Our manufacturing techniques use state-of-the-art equipment and our employees are highly trained for their specialized tasks. For example, our welders are all qualified in accordance with ASME Section IX. Ongoing training is regularly scheduled through our research and development group to ensure that the highest level of quality and performance is maintained for each project. UOP Callidus quality assurance personnel thoroughly inspect each flare system prior to shipment reducing installation time. In addition, UOP Callidus project execution and manufacturing is certified ISO 9001:2008.

Our products include:
• Pipe Flares
• Steam Assisted Flares
• Air Assisted Flares
• Gas Assisted Flares
• HemisFlares
• Offshore Flares
• Low BTU Flares
• Portable Flares
• Pit Flares
• Totally Enclosed Ground Flares
• Multipoint Ground Flares
Our elevated flares can be supported by a
number of different methods.


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  • Advanced rental flare technology

    Rental Services: The UOP Callidus Rental Group has the unique ability to bypass the normal work flow with our own project design and management team to fulfill all of our customer’s rental needs. If it’s not in our vast inventory of existing parts and equipment, we can create a unit or modify ...

  • UOP Callidus Jade burner

    The Jade Burner from UOP Callidus is the first ultra-low NOx Tail Gas Thermal Oxidizer Burner designed and built specifically to deliver ultra-low Nox emissions with no special physical or operational requirements. In many cases, incorporating the Jade burner into a thermal oxidizer results in the lowest ...

  • Maximising naphtha through hydrocracking: Refinery of the future

    Globally the demand for petrochemicals is increasing at rates nearly 1.5 times GDP. In regions where there is a heavy investment in large-scale para-xylene capacity there is a significant demand for naphtha. However not all naphtha is suitable to produce aromatics. Heavy naphtha is required, but it is ...

  • UOP mercury removal for natural gas production

    Mercury, when present in gas processing facilities, can be a primary cause of corrosion, equipment failure and downstream catalyst deactivation. For more than 60 years UOP has continuously been a pioneer in the adsorbent industry, from inventing the first commercially produced synthetic zeolites, ...

  • UOP, A Honeywell Company, changing the world one solution at a time

    Honeywell UOP processes have changed the world. Since the groundbreaking introduction of the Dubbs Process in 1914, Honeywell UOP’s engineers and chemists have excelled in turning laboratory science into industrial reality, establishing the foundation for today’s modern refining industry. UOP ...

  • UOP adsorbent solutions in refining

    A wide variety of contaminants can be effectively and economically removed from numerous hydrocarbon streams in petroleum refineries via non-regenerative and regenerative adsorbents. It is necessary to remove contaminants, including: H2S, COS, CS2, HCl, HF, Hg (elemental mercury), AsH3 (arsine), PH3 ...

  • Celebrating a century of innovation in the oil & gas industry

    UOP celebrates its 100th year in business in 2014, and in many ways our history is analogous to the development of the world’s oil and gas industry. We have accomplished many great things during the last century. For that, we owe a tremendous debt of gratitude to our customers, who helped us develop ...

  • Decarbonization with hydrogen solutions

    Demand for hydrogen is expected to increase up to ten-fold by 2050 when multiple industry reports predict 8-24% of the world’s final energy demand will be supplied by hydrogen. Hydrogen has a unique ability to address ‘hard-to-decarbonize’ sectors including refining, chemicals, steel, heating, ...

  • Honeywell CO2 and H2 Solutions

    Wabash Valley Resources. Project Overview:UOP selected as technology provider for carbon capture and H2purification for clean H2production from gasifier at WVR in West Terra Haute, Indiana. Why it Matters: • One of the largest CCS project (1.65 Mt/yrCO2) • Second US project to sequester CO2inpermanent ...

  • Process heater burners, flare systems, thermal oxidizers, catalyst systems

    With over two decades of overcoming combustion and emissions challenges, UOP Callidus consistently leads the industry by setting the standards for maximum performance and minimum emissions. Burners that set the standards: Innovation and technology are the keys to UOP Callidus burners. For over two decades, ...

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