STM Group Presentation Experience is our Technology 1
STM Group Mission Innovation is our Technology Novel approaches to established air pollution control processes. State-of-the-art new and retrofit technologies at a significant value. Unique engineering solutions by some of the world s most innovative engineers. Original STM Bicarb mill for the first Neutrec System 2
STM Impianti - Italy International Headquarters Supplied the original sodium bicarbonate mill to Solvay for the first Neutrec system installed at the Reggio Emilia waste incinerator. With 35 years of air cleaning systems experience, today s STM is regarded as the premier supplier of milling, dosing and separation system worldwide to the air pollution control industry. 3
STM Micron - NJ USA US Headquarters for Chemical, Food, Pharma and Other Industrial Applications One of only a handful of producers of the full line of mills, weigh feeders and separators to the specialty chemicals, food, pharmaceutical, pigments, ceramics and other industrial markets. 4
STM EcoSystems - NJ USA Evaporative Gas Cooling and Dry Sorbent Air Pollution Control Systems Dry gas scrubbing and injection systems for acid gas and heavy metals. Dry bottom evaporative gas cooling systems. Systems for all heavy industrial pyro-processing applications, including power, cement, lime, steel, primary metals processing, metals recovery, incineration, and biomass. 5
STM Engineering - WI USA Project Management and Engineering for Air Pollution Control Systems A team of engineers, project managers and field service personnel with more than 100 years combined experience in industrial process systems engineering. Engineering capabilities cover all main project engineering functions, including mechanical, electrical, instrumentation, project management and quality control. 6
STM Team Approach Taking Advantage of the Synergies of the Group ENGINEERING MANUFACTURING ERECTION AFTER MARKET Site surveys Feasibility studies Bid preparation Technical and commercial evaluation of bids Basic and detail engineering Automation and control Civil calculations Process engineering Fluid dynamics and computational fluid dynamics (CFD) Noise abatement system Local outsourcing Quality control and assurance Expediting Team-up with local partners Find spare parts on the market 7
Some of Our Customers Air Pollution Control OEMs and End Users 8
Gas Cleaning Systems Optimal System for Each Application Combustion Process Industrial and Hazardous Waste Incineration Grinding System Technical Grade Sodium Bicarbonate Trona System Type and Typical Reagent Activated Carbon Dosing and Injection System Ready to Use (Lime, Limestone, etc.) Sodium Bicarbonate + Activated Carbon Biomass Cement Power Water Treatment Metals Recovery Furnace Cremation General Combustion: Heavy Fuel Oil and Natural Gas Municipal and Hospital Waste Incineration Steel and Foundries Glass 9
Emissions Reductions Typical Reductions Possible Using Dry Scrubbing Capture Mechanism Pollutant (mg/nm3) Emissions Fabric Filter Particulate (mg/nm3) <1 HCl (mg/nm3) <5 Sodium Bicarbonate SOx (mg/nm3) <2 NOx (mg/nm3) N/A HF (mg/nm3) <4 Heavy Metals (mg/nm3) <0.05 Activated Carbon Dioxins/Furans (ng/nm3) <0.05 Cadmium (mg/nm3) <0.001 Mercury (ng/nm3) <0.001 10
STM Atomizing Systems Dual Fluid Atomizers for Gas Cooling and Chemical Injection 11
STM Dosing Systems Metering Feeders for Gas Cleaning Applications 12
STM Milling Systems Hammermills for Gas Cleaning Applications 13
Example Installation Typical Multi-Outlet Material Distribution Installation on a Waste Incineration System 14
Example Installation Typical Dual Weigh-feeder Installation on a Circulating Dry Scrubber System 15
Example Installation Single Bicarmill Installation on Dry Injection System 16
Example Installation Dual Bicarmill Installation on Dry Injection System 17
Example Installation Multi-Outlet Bicarmill Installation 18