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Products
- Process Burners
  ClearSign Core™ process burners are ideal for existing heaters where NOx solutions with an SCR are too expensive and current generation burners cannot meet the NOx emissions.
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- Midstream and Power
  ClearSign Core™ M1. ClearSign’s latest innovation in ultra-low NOx combustion. Engineered for maximum efficiency and emissions control, the M1 sets a new standard for performance.
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- Boiler Burners
  ClearSign Core™ boiler burners introduce a disruptive technology, ideal for firetube and watertube boilers. Delivering <2.5ppm NOx performance in a simple to use, automated package.
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- Flares
  ClearSign Core™ flaring burners offer a modular design with varying firing capacities by scaling the number of burner pods. Delivering market leading NOx <15ppm and 99.99+% DRE.
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- Sensing Technology
  ClearSign Eye™ flame sensor is a new electrical flame sensor for industrial applications. Unlike flame rods, sensing electrodes do not have to make contact with the flame.
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Industries
- Oil and Gas
  From production to transportation ClearSign technologies provide NOx and CO reduction solutions to the Oil and Gas industry.
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- Refining
  NOx reduction technologies that maintain performance efficiencies and keep existing equipment online while meeting annual regulatory limits.
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- Petrochemical
  Offering NOx and CO reduction solutions for the petrochemical manufacturing process to maintain performance efficiencies.
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- Chemical
  ClearSign Core™ burner technologies produce industry leading NOx reduction solutions for existing chemical processing equipment.
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Company
- About ClearSign
  Learn about ClearSign Technologies Corporation and our commitment to developing cost and energy efficient solutions through environmental stewardship.
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- Leadership
  Meet the leadership team that drives ClearSign’s innovative technologies and learn about our core values of innovation, efficiency, integrity and excellence.
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- R&D
  Explore ClearSign’s state-of-the-art research and development facility. Learn how we developed innovative technologies and solutions for the industries we serve.
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- Careers
  Join the ClearSign team. Find open positions or submit your resume. We are focused on attracting the best talent and invite you to explore our open positions.
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HomeIzzy Deller2025-10-29T16:17:58+00:00

Our Latest Webinar slides download

ClearSign Reports Successful Sub 5ppm Department of Energy/Small Business Innovation Research Flexible Fuel Burner Testing
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ClearSign Reports Successful Sub 5ppm Department of Energy/Small Business Innovation Research Flexible Fuel Burner Testing
Homepage News, Investor News, Press Releases

ClearSign Reports Successful Sub 5ppm Department of Energy/Small Business Innovation Research Flexible Fuel Burner Testing

Ashley Fuller2026-03-11T13:07:52+00:00March 11th, 2026|Homepage News, Investor News, Press Releases|

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ClearSign Receives Fifth Low-Emission Flare Order from an Energy Company in California
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ClearSign Receives Fifth Low-Emission Flare Order from an Energy Company in California
Homepage News, Investor News, Press Releases

ClearSign Receives Fifth Low-Emission Flare Order from an Energy Company in California

Ashley Fuller2026-02-16T22:13:57+00:00February 17th, 2026|Homepage News, Investor News, Press Releases|

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ClearSign Receives ClearSign Core™ “M” Series Burner Order for Multinational Energy Company Mid-Stream Facility in West Texas
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ClearSign Receives ClearSign Core™ “M” Series Burner Order for Multinational Energy Company Mid-Stream Facility in West Texas
Homepage News, Investor News, Press Releases

ClearSign Receives ClearSign Core™ “M” Series Burner Order for Multinational Energy Company Mid-Stream Facility in West Texas

Ashley Fuller2025-11-04T14:27:43+00:00November 4th, 2025|Homepage News, Investor News, Press Releases|

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Articles & Studies

811, 2024

Ultra-Low NOx Burner Field Testing

1011, 2023

Market Assessment of Emerging Ultra Low-NOX Burner Technologies

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