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SCR / SNCR Exhaust After-treatment
DeNOx Systems for Marine & Genset

System units · urea injection nozzles · dosing pumps · control cabinets — selected to your engine model and emission target.

Auto Parts & Industrial Equipment
Supply & Sourcing Services

Selection consulting · sourcing · order fulfilment · after-sales response — for both sample inquiry and bulk procurement.

Trading & Import / Export
Multi-field Supply

Solar & wind components, agricultural and construction supplies, customs documentation and cross-border logistics.

Delian Technology & Trading (Beijing) Co., Ltd.
USCC 911101055603668606
ICP: 京ICP备11013343号-1
Products & Services

What We Supply

Based on our trading records and current supply capability. Exact models and parameters are confirmed against your list before quotation.

SYSTEMSSCR / SNCR Units

DeNOx system units for marine engines, diesel gensets and industrial combustors.

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COMPONENTSUrea Nozzles & Dosing Pumps

High-efficiency injection nozzles, metering pump modules and fittings.

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CONTROLControl Cabinets & HMI

Control cabinets, consoles and HMI units built to your system drawings.

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AUTO PARTSEngine & Chassis Parts

Engine assemblies, wearing parts, timing components for common models.

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INDUSTRIALIndustrial Equipment

Tanks, pump sets and general industrial fittings selected to duty conditions.

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ENERGYNew Energy Components

PV arrays, wind-power equipment supply and power control modules.

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AGRICULTUREAgricultural Supplies

Agri-machinery parts and agricultural materials supply.

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GLOBAL TRADEImport & Export Agency

Technical trade, documentation, customs clearance and logistics coordination.

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Technology

How SCR / SNCR Works

Urea solution is dosed into the exhaust stream; NOx is reduced to harmless N₂ and H₂O — via a catalyst (SCR) or high-temperature reduction (SNCR).

SCR flow diagram
SCR process: dosing → catalytic reduction → compliant emission
SCR SNCR principle
SCR / SNCR reaction principle
pump unit diagram
Dosing pump unit configuration

Send Us Your Inquiry

Share model, material, quantity and lead time — quotation framework within 1 business day.

Contact Us 📞 +86-10-64615981