Emissions regulations are tightening globally – Euro 7, EPA 2027, China 7, IMO Tier III, and beyond. No single technology solves every challenge. Diesel, gasoline, hybrid, industrial, marine, and non-road applications each demand tailored aftertreatment architectures. Our **Technical Solutions Overview** provides a comprehensive roadmap of our emissions control capabilities – from catalyst substrates and coatings to fully integrated systems with remote monitoring. Whether you need a high-flow TWC for a sports car, a DOC+DPF+SCR system for a mining haul truck, or a catalytic baghouse for a waste incinerator, we deliver engineered solutions that balance performance, durability, and cost.c
Domain | Key Pollutants | Primary Technologies | Typical Efficiency |
Diesel Vehicles | NOx, PM, PN, CO, HC | DOC, DPF, SCR, ASC | NOx 90-99%, PM >99% |
Gasoline Vehicles | CO, HC, NOx, PN (GDI) | TWC, GPF, cGPF | >98% CO/HC, >95% NOx, >99% PN |
Hybrid Vehicles | CO, HC, NOx (cold start) | eHC, TWC, PCM insulation | Zero cold-start penalty |
Non-Road Machinery | NOx, PM, CO, HC | DOC, DPF, SCR, ASC | Stage V / Tier 4 Final compliant |
Marine Power | NOx, PM, SO₂ (fuel) | SCR (vanadia), WESP | IMO Tier III compliant |
Industrial Waste Gas | NOx, PM, VOCs, CO, Dioxins | SCR, baghouse, RTO, catalytic filter | 90-99% per pollutant |
Performance Vehicles | CO, HC, NOx (flow restriction) | High-flow TWC, sport exhaust | 10-25+ hp gain, street legal |
Substrates:
Washcoat formulations:
Complete system: Engine → DOC → DPF → SCR → ASC → Tailpipe
Applications: On-highway trucks, buses, non-road machinery, marine (IMO Tier III), diesel gensets
Performance: NOx reduction 90-99%, PM >99%, PN <6×10¹¹ #/kWh, NH₃ slip <10 ppm
Port Fuel Injection (PFI): Engine → TWC → Tailpipe
Gasoline Direct Injection (GDI): Engine → TWC → GPF → Tailpipe
Hybrid Electric (HEV/PHEV): Engine → eHC → TWC → GPF → Tailpipe
Performance: CO/HC >98%, NOx >95%, PN >99% (GDI), Light-off T50: 200-250°C (conventional), 180-220°C (high-OSC), 5-10s (eHC)
NOx control (DeNOx): High-dust/low-dust SCR, SNCR for specific applications
PM control (DePM): Baghouse >99.9%, ESP >99.5%, Cartridge collector 99.9%+, Wet scrubber for sticky dust
VOC control: RTO 95-99%, RCO 95-99%, Carbon adsorption 90-99%
Synchronous PM+NOx: Catalytic baghouse removes PM (>99.9%) and NOx (80-90%) plus dioxin
Remote monitoring: Real-time NOx, temp, DEF, DPF soot load, predictive alerts, automated compliance
Decades of catalyst expertise: Thousands of successful installations globally
Vertically integrated: Single-source accountability
Application-specific engineering: Tailored to engine, flue gas, duty cycle, and regulatory target
Lifecycle cost focus: Optimized PGM loading, predictive maintenance, remote monitoring