Biogas Solutions

Conditioning and upgrading that turn raw digester and landfill gas into pipeline-grade or vehicle-grade fuel. CRA's systems remove H₂S, CO₂, moisture, and siloxanes, then enrich CH₄ to the specification your offtake or grid injection requires.

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Biogas Systems

Off-spec biomethane costs revenue every day it slips. H2S scrubbing and membrane upgrading hold purity above 98% for CBG, RNG, and grid injection.

Biogas Enclosed Flare
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Safe, Reliable, and Compliant Biogas Flaring Solutions
Membrane Biogas Upgrading System
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Membrane-based biogas upgrading to >99.5% biomethane for CBG, RNG, and grid injection
Gas Dehumidifier
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Reliable, Efficient, and Compact Biogas Dehumidification for Power & Process Applications
Sequential Digester Biogas Mixing System
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Efficient, Reliable, and Energy-Saving Mixing for High-Performance Anaerobic Digesters

Proven. Respected. Relied On.

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Projects That Push Boundaries

See how we turn hard problems into high-performance infrastructure.

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Oil & Gas
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Enclosed Ground Flare for Lean Methane Flue Gas from Upstream Operations

Biogas
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Open Elevated Biogas Flare System with >98% Combustion Efficiency

Biogas
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ISO 16852 Bi-Directional Flame Arrestors for Low-Pressure Biogas Networks

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Our Blogs

Get all the technical details and resources you need in one place.

Biogas
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Flare Gas Recovery and Its Role in Making Flaring More Sustainable
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A Thermal Oxidizer for Emissions, an Enclosed Ground Flare for Safety, Engineered as One System
Biogas
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Biogas upgrading for CBG and RNG: why one gas-train partner beats a multi-vendor plant
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Enclosed vs Open Flares: Which System Fits Your Application?
Biogas
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Which H₂S Scrubber Is Best for Your Application?
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Thermal Oxidizer vs Enclosed Flare: Choosing the Right Solution for VOC and Waste-Gas Control
Oil & Gas
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Choosing Between DFTO, Recuperative, and Regenerative Thermal Oxidizers: What You Should Know

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