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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.

Other Literature

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, ...


Callidus ultra-blue burner (CUBL)

The UOP Callidus Ultra-Blue (CUBL) is rapidly becoming the preferred Ultra-low NOx process burner. An innovative design has been employed which increases the burner’s stability and allows for optimal performance on typical refinery fuel gases and 100% natural gas. The new design also increases ...


Callidus low NOx staged gas burner (CSGL)

The UOP Callidus (CSGL) is rapidly becoming the preferred staged gas low NOx process burner. An innovative design has been employed which increases the burner’s stability and allows for optimal performance on typical refinery fuel gases and 100% natural gas.The new design also increases the tile ...


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 ...


Thermal oxidizer systems

UOP Callidus is an industry leader in environmental and combustion technology. We have provided incinerators for a wide variety of gas and liquid wastes including inorganic particulate, various acids and hard-to-burn organic compounds. Our experience extends to development and implementation of Thermal ...


Selective catalytic reduction and catalytic oxidation

Reducing NOx and CO levels for simple-cycle systems, heat recovery steam generators, package boilers, and thermal oxidizers. UOP Callidus delivers technically superior emission control products and services to the power, petrochemical, and refining industries. Our Selective Catalytic Reduction (SCR) ...


The UOP Callidus scepter pilot and scepter model P1 portable igniter

Meeting the refining and petrochemical challenge. As a result of the efforts of UOP Callidus engineers and with input from our customers, the Scepter Pilot was developed. The new pilot system was designed at the world-class industrial scale, UOP Callidus Research and Test Facility, and only released ...


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 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 ...


Advanced combustion solutions for production applications

We Pride Ourselves On Quality UOP Callidus develops flare systems for hydrocarbon processing, oil and gas production, steel, carbon black and petrochemical processing industries. Each of these flare systems is built to match the customer’s specific process criteria and performance requirements. ...