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Recovers helium (He) and argon (Ar) for wafer fabrication, etching, and inert atmosphere creation, ensuring precise environmental control to protect delicate silicon structures from oxidation while maintaining absolute purity during critical etching phases where even microscopic anomalies cause defects.
Purifies neon (Ne), krypton (Kr), and xenon (Xe) for excimer lasers, neon signs, and high-intensity lamps, delivering the exact isotopic gas mixtures required for stable laser pulses in lithography and the vibrant, flicker-free illumination of specialized commercial lighting.
Supplies ultra-pure helium for MRI magnets and xenon for anesthesia or imaging contrast agents, maintaining the ultra-cold liquid state necessary to prevent superconducting magnet quenching and providing strictly controlled, pharmaceutical-grade gases for critical patient care.
Recycles argon and helium for shielding gases in welding and satellite propulsion systems, creating an impenetrable atmospheric shield over molten weld pools to prevent porosity and securing reliable propellant pressurization in demanding orbital environments.
Captures and repurposes rare gases from industrial emissions or nuclear reactor coolants, transforming hazardous or wasteful exhaust streams into recoverable assets through strict isotopic management and advanced separation techniques.
Feed Gas Compression and Pre-Treatment:
Raw gas mixtures (e.g., air, industrial exhaust) are compressed, dried, and scrubbed to remove contaminants (CO₂, hydrocarbons, moisture), utilizing specialized molecular sieves and catalytic beds to strip away heavy particles before they can freeze and obstruct downstream piping.
Cryogenic Cooling and Liquefaction:
Gases are cooled to cryogenic temperatures (-150°C to -269°C) using multi-stage heat exchangers and turboexpanders, selectively liquefying components based on boiling points (e.g., helium: -268.9°C, neon: -246°C).
Fractional Distillation:
A series of distillation columns separate gases sequentially. For example:
Helium Recovery: Separated from natural gas or air using ultra-low-temperature distillation.
Xenon/Krypton Isolation: Extracted from liquefied air or nuclear reactor off-gases via precise boiling point differentiation.
Final Purification:
Adsorption beds, catalytic converters, or cryogenic traps remove trace impurities (e.g., nitrogen, oxygen) to achieve parts-per-billion (ppb) purity levels.
Cryogenic Distillation Columns: Constructed from stainless steel or nickel alloys to withstand extreme temperatures and corrosive gases.
Turboexpanders and Compressors: Energy recovery systems reduce power consumption by 30–40%.
Vacuum-Insulated Cold Boxes: Minimize thermal losses during gas liquefaction and storage.
Automated Control Systems: PLC/SCADA interfaces enable real-time monitoring of gas composition, pressure, and flow rates. The system features standardized flange interfaces and communication protocols, allowing direct connection to existing semiconductor fabrication exhaust networks or hospital gas infrastructures without operational disruption.
Heat Integration: Waste heat from compressors pre-cools incoming gases.
Closed-Loop Design: Maximizes gas recovery rates (up to 95%) and minimizes emissions.
Renewable Energy Compatibility: Integrates with solar or wind power for carbon-neutral operations.
Skid-mounted or containerized units allow flexible deployment in remote or space-constrained sites.
Scalable capacity from 10–10,000 Nm³/h to match industrial demands.
Rigorous Quality Control: Every core component undergoes 100% material traceability documentation, ultra-low temperature helium mass spectrometry leak detection, and full-load simulation testing prior to dispatch, guaranteeing zero-defect operation upon arrival.
Ultra-High Purity: Meets SEMI, ISO 8573, and pharmaceutical-grade standards for critical applications, ensuring no particulate or chemical contamination affects sensitive downstream processes.
Cost Efficiency & ROI: Reduces rare gas procurement costs by 50–70% through recycling and reuse. By capturing up to 95% of exhaust gases, the plant provides a highly predictable financial model and a rapid investment payback cycle for facility managers facing volatile global gas markets.
Environmental Compliance: Lowers greenhouse gas emissions by preventing rare gas venting, aligning industrial operations with strict ecological regulations.
Operational Reliability & TCO: Redundant systems and predictive maintenance ensure uninterrupted production. Built with industrial-grade durability for a high Mean Time Between Failures (MTBF), the equipment delivers a lifespan exceeding 20 years, significantly lowering the Total Cost of Ownership.
Future-Proof Design: Adaptable to recover emerging rare gases (e.g., radon for medical research) as facility requirements evolve over time.
Safety & Certification: Engineered to strictly comply with ASME, CE, and ATEX international pressure vessel and explosion-proof directives. Multiple redundant safety relief mechanisms protect personnel and infrastructure within highly complex, ultra-low temperature environments.
The plant typically includes:
Vertical cryogenic distillation towers enclosed in vacuum-insulated cold boxes, their metallic surfaces safely housed to prevent the slightest thermal leak from reaching the outside environment.
Stainless steel gas pipelines with frost-resistant insulation, remaining cool to the touch while safely transporting sub-zero cryogenic fluids across the facility.
Skid-mounted compressor stations and heat exchangers for compact integration, emitting a steady, rhythmic hum that indicates the continuous flow of compressed media.
Digital control rooms displaying real-time analytics for gas purity and system performance, where operators monitor glowing screens tracking parts-per-billion metrics with absolute precision.
The cryogenic rare gas recovery plant represents a pinnacle of industrial gas technology, addressing the growing demand for scarce gas in specialized and sustainable industries. By combining cryogenic precision with energy-efficient engineering, it transforms waste gases into valuable resources, driving cost savings and environmental stewardship. As global industries prioritize circular economy principles, this system stands as a cornerstone for innovation, enabling the efficient use of rare gas in applications ranging from advanced microelectronics to life-saving medical technologies.
We deliver this technology through a comprehensive end-to-end EPC (Engineering, Procurement, and Construction) turnkey approach. From initial site surveying and 3D piping modeling to rigorous Factory and Site Acceptance Testing (FAT/SAT) and final commissioning, our team ensures a smooth transition from concept to active operation, providing a complete solution rather than just standalone equipment.
Yes, we are an experienced manufacturer specializing in this field for 25 years. Our production facilities maintain strict oversight over every fabrication step, ensuring all pressure vessels and separation columns meet exacting tolerances before deployment.
We provide custom-engineered solutions for different applications. Whether you require specific footprint adjustments for a crowded semiconductor fab or specialized purity targets for medical research, our engineering team adapts the internal distillation architecture to match your exact parameters.
Yes, we have successfully supplied our air separation plants to over 50 countries worldwide, complying with international standards like ASME. Our global logistics and compliance teams ensure smooth delivery and regulatory adherence across diverse jurisdictions.
We offer comprehensive after-sales support including:
✔ Technical Consultation - 24/7 expert guidance
✔ Remote Monitoring - Real-time system performance tracking
✔ Maintenance Packages - Scheduled inspections & consumable replacements
✔ On-site Service -Engineer oversea service available
✔ Spare Parts Supply - Original components with 18-month warranty
✔ Operator Training - Customized programs for client's technical team
We cordially invite you to visit our manufacturing facility or participate in our online technical exchange seminar for detailed discussions.
We welcome you to reach out to our technical specialists for detailed consultations and customized solutions.
