
Callidus Technologies - part of UOP, a Honeywell Company

Callidus - Ultra-Blue (CUBL) Burners
The advanced Callidus Ultra-Blue (CUBL) series of burners are specifically designed for each customer’s individual application and ensure maximum operational performance with minimum environmental impact, providing real value to refining and petrochemical industries.
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Callidus CUBL process burners offer significant NOx reduction, maximum duty, excellent flame stability and wide turndown range. They also feature simple operation with minimum maintenance and a reduced physical footprint. There’s a next generation process burner for nearly every refining and petrochemical fired heater application.