Enviro srl provides technical consultancy and alternative fuel supply services to support the growing alternative fuels market. It works with producers and end users to guarantee quality and consistent supply. Services include alternative fuel analysis, selection, authorization support, and high quality RDF production. Markets served include cement, lime, power plants, and dedicated alternative fuel plants. Products supplied include wood, biomass, waste materials, and customized mixtures. Enviro is part of the SAIF group and collaborates with partners on projects like a 40,000 tonne per year RDF plant. Dosing and combustion technologies are also offered to optimize alternative fuel use.

2. Enviro srl - Piazza Rossetti, 5 - 16129 Genova - Tel. +39 010 561591 Fax +39 010 5304583 - www.enviro.it - info@enviro.it

3. TECHNICAL
CONSULTANCY
TESTS
ON FIELD
FUELS AND PLANTS
SUPPLY

4. The Company
ENVIRO Srl, – SAIF group – has been established to contribute to the growth of the
alternative fuels market, in particular for wood biomass and CDR.
Saif SpA, with head office in Genoa, is one of the italian leaders in fossil fuels’ trading
for the cement industry with over 1 Mtons/year.
The Structure:
To deal with its activity, ENVIRO has developed a flexible structure with a great know-how,
benefiting from the Holding SAIF either for its partnership with logistic societies, either for its
internal management
The Mission:
The constant growth of a Techno-Commercial Platform to support the final users and the
producers, in order to guarantee quality and constancy in supplying alternative fuels
according to technical consultancy for their energetic conversion

5. SERVICES & PARTNERS
• Analysis of the production/selection process of the alternative fuel
• Selection of the alternative fuel mixture for its use within cement and power plants
• Analysis of the alternative fuel use impact on production process
• Authorization Follow up
• Production of High Quality RDF: SRF ENERGY
• Analysis of potential conversion forestry-energy: W4U
• Handling and dosing system : SCHENCK Process
• Combustion and oxygen gasification systems: RIVOIRA
• Alternative Fuel Supply

6. THE MARKET
• Clinker Production
• Lime Production
• Power Plants
• Energy Conversion of alternative fuels in dedicated plants
• Co-combustion of alternative fuels in energy intensive plants

7. THE PRODUCTS
• Wood chips and pellets
• Biomass as kernel nuts, fruit kernels
• Wood Sawdust and Burr
• CDR / RDF for co-combustion use
• Sludges
• Used Tyres, rubber in pieces
• Plastic in pieces
• Mixture of the mentioned materials

8. Magliano Project : 40,000 ton/y High quality RDF
Project Structure
40% 60%
UNIECO Ambiente: one of the most important waste management company in Italy
SAIF: leading player in the supply of products and services for energy intensive industry
S.R.F. Energy: project company for O&M of RDF production plant
ENVIRO: technology company and alternative fuels trader

9. Magliano Project : 40,000 ton/y High quality RDF
General Overview
Existing Dry Fraction production plant :
UNIECO is a 20 years concessionaire
Upgrading to High quality RDF production
Landfill expansion with biogas energy recovery

10. Dosing systems for alternative fuels
SCHENCK STANDARD SOLUTIONS

11. THE BASIC PLANT
g
Within the standard configuration the
plant is composed by machineries
disposed on different levels and
feeded by a redler which receives 8,0 m3
the material from one or more DN 125
loading systems to which are
connected the transporting
containers. 0,5 - 7,0 t/h
DMYCHADLO
ODTAH VYČIŠTĚNÉ VZDUŠINY ZA FILTREM
90 m 3
NAPOJEN NA SÁNÍ DMYCHADLA AERZEN
PŘES PŘERUŠOVAČ TAHU
90 m 3
The entire plant is completely airproof to the dust: even the air at the unloading section of the dosing
system in not emitted to the atmosphere but it is sent to the burner

12. A REALISED PROJECT...

13. ... WITH A LOW ENVIRONMENTAL IMPACT

14. RIVOIRA PART OF PRAXAIR GROUP
Technologies to
advantage the Quality,
the Productivity and the
Environment

15. System Targets:
Productivity Increase
Quality Improvement
Costs Reduction
Environmental Defence

16. Application Example: combustion improvement with oxygen utilization
O2 injection
Feed Preparation Pyroprocessing Finishing
• Grinding and • Kiln types - wet, dry, • Finish grinding of
blending of preheater, and preheater / clinker
precalciner
limestone, sand, • Fuels - predomimantly coal
• Blending with
clay minerals …. and pet coke gypsum

17. Application Example: alternative fuels (RDF, …) gasification

19. Enviro srl
Piazza Rossetti, 5 - 16129 Genova
Tel. +39 010 561591 - Fax +39 010 5304583
www.enviro.it - info@enviro.it