Mobile Dosers Services Tek Lab History

Pharmaceuical Special Waste

NaHCO3 Solvair®
Active Carbon / Lignite
Ca(OH)2*MgO

Pre-ground SOLVAir® Sodium Bicarbonate and Active Carbon or Lignite Coke for Special Hospital Waste to Energy Incineration Plant

Managing hazardous hospital waste requires careful and safe processes, especially when it comes to waste-to-energy. While incineration of hazardous hospital waste (HSW), while an effective method for reducing its volume, it can release harmful pollutants into the atmosphere, including acidic gases such as sulfur oxides (SOx), hydrogen chloride (HCl), and hydrogen fluoride (HF), as well as dioxins, furans, and heavy metals such as mercury, lead, and cadmium. The presence of these pollutants not only poses a significant environmental challenge but also raises public health concerns. Therefore, implementing effective exhaust gas treatment systems to comply with legal emission limits is crucial. The synergistic use of Solvay SOLVAir® pre-ground sodium bicarbonate with activated carbon or lignite coke, supplemented, if necessary, with magnesium lime, emerges as a promising solution.

Solution with Pre Ground SOLVAir® Sodium Bicarbonate plus Active Carbon or Lignite Coke

Solvay SOLVAir® pre-ground sodium bicarbonate plays a key role in neutralizing acids in flue gases, transforming them into less harmful solid salts. Activated carbon and lignite coke, on the other hand, thanks to their remarkable adsorption capacity, are effective tools for capturing heavy metals and other pollutants present in exhaust gases. The practical application of this solution requires the controlled injection of these additives through two specific dosers, thus ensuring high precision and effectiveness in flue gas treatment. This methodology achieves excellent results in exhaust gas purification, ensuring compliance with current environmental standards.

Magnesium Lime

In certain contexts involving the incineration of hazardous hospital waste, the use of Magnesium Lime injected directly into the combustion chamber has proven particularly effective, acting both as an acid neutralizer at low concentrations and as a pollutant-binding agent. Its ability to absorb and bind various pollutants, including heavy metals, significantly improves the efficiency of the filtration process, making it an ideal complement to the use of sodium bicarbonate and activated carbon or lignite coke.

Design and Realization

MetalTek specializes in the design and manufacture of high-quality mills and feeders with top-quality components. Our equipment is available in various configurations, and upon request, we can design customized loading and injection solutions for every need.

Metaltek Dosers Specialized for SOLVAir® Pre-ground Sodium Bicarbonate Metaltek Dosers Specialized for Active Carbon or Lignite Coke Metaltek Dosers Specialized for Magnesium Lime

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Metaltek Services: Assistance, Maintenance and Monitoring

Assistance, Maintenance and Monitoring Services on existing systems

Metaltek, with thirty years of experience in the sector, supplies cutting-edge systems for the purification of industrial fumes, designed to guarantee reliability, continuous efficiency and compliance with environmental regulations.

Thanks to our team of highly specialized consultants and designers, we create customized solutions that optimize the use of sodium bicarbonate, activated carbon, lignite coke and magnesium lime , reducing operating costs and waste. We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.We offer timely assistance, professional analyses, teams equipped to work at heights and in confined spaces, and a constantly stocked spare parts warehouse. The quality and robustness of our systems, combined with global technical support and our Tek Lab analysis service make them ideal for flue gas purification where precision, reliability, and service continuity are essential.

Tek Lab by Metaltek: the exclusive fixed and mobile analysis laboratory for monitoring, testing and innovation

Tek Lab: Analysis and Innovation Laboratory

Tek Lab by Metaltek is a leader in the analysis of industrial fumes and residues. A cutting-edge technology to detect and address issues with overdosing or problems related to excess acids, dioxins, or other harmful compounds. It offers both on-premises analysis and on-site monitoring and analysis with its mobile laboratory.

Quality Products and exclusive Metaltek Services: a benchmark, the state of the art of Hospital Special Waste to Energy Incineration Plant

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Flue Gas Cleaning with Pre-ground Solvay SOLVAir® Sodium Bicarbonate, Active Carbon or Lignite Coke and Magnesium Lime

FAQ

What are the main pollutants in fumes from hospital waste incineration plants?

Fumes arising from the combustion of special hospital waste can contain harmful substances such as SOx, HCl, HF, dioxins, furans, and heavy metals (such as mercury, lead, and cadmium), making advanced treatment essential to reduce environmental impact and safeguard public health.

Why are premixed sodium bicarbonate and activated carbon/lignite coke used in the purification of fumes from hospital waste incineration plants?

During the combustion of hospital waste, the fumes can contain pollutants such as SOx, HCl, HF, dioxins, furans, and heavy metals (including mercury, lead, and cadmium). Premixed sodium bicarbonate neutralizes the acids present and converts them into safe solid salts, while activated carbon or lignite coke adsorb dangerous metals and other organic compounds, reducing harmful emissions.

What is the function of sodium bicarbonate in the thermal treatment processes?

Premixed sodium bicarbonate acts as a neutralizing agent, reacting with acids such as HCl and HF present in combustion fumes. During this process, it forms stable solid compounds like NaCl and NaF, which are inert and non-polluting, thereby contributing to the mitigation of environmental impact.

What is the role of activated carbon and lignite coke in fume purification?

These materials are used for their excellent adsorption capacities, which allow for the effective removal of heavy metals, dioxins, furans, and other organic contaminants present in the combustion fumes of hospital waste.

What are the benefits of using magnesian lime in the purification of hospital fumes?

Magnesian lime proves to be extremely useful in contexts characterized by high levels of acidity in the fumes. Its integration with sodium bicarbonate and activated carbon/lignite coke improves the neutralization of acids and the capture of heavy metals, optimizing the purification process and ensuring compliance with environmental regulations.

Are activated carbon and lignite coke interchangeable in fume purification?

Both can be effectively used, but activated carbon offers superior performance thanks to its porous structure, which favors a faster and more complete adsorption of pollutants. Lignite coke can be a more economical solution, especially for applications with relatively low operating temperatures.

Are there significant differences between the use of sodium carbonate and sodium bicarbonate?

Sodium carbonate has higher alkalinity and can be more effective in treating strong acid concentrations. However, sodium bicarbonate, decomposing into CO₂, water, and sodium carbonate, creates porous surfaces that optimize acid neutralization, particularly useful in systems operating at low temperatures.

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