Industrial waste technology centre (CTRI)

Cégep de l'Abitibi-Témiscamingue, Rouyn-Noranda, Québec
What the facility does

Derive value from industrial waste and underused mining, forestry and agri-food products.

Areas of expertise

Semi-industrial ore processing plant and laboratory to analyse scientific test results in the forestry, mining and agri-food sectors.

Research services

Analysis, testing, prototyping and data-processing services, analysis of solutions to technical problems, technical analysis and testing services, etc.

Sectors of application
  • Environmental technologies and related services
  • Forestry and forest-based industries
  • Manufacturing and processing
  • Mining, minerals and metals
Specialized labEquipmentFunction
NC2 laboratory2.5 litre bioreactorsFermentation tests
 Real-time polymerase chain reaction (PCR) thermal cyclerGenetic analyses, detection and identification of microorganisms
 Ultraviolet visible (UV-Vis) spectrophotometerColorimetric quantitative analysis
 Laminar flow cabinetMicroorganism manipulation
 IncubatorsCultivation of various microorganisms
Chemical analysis laboratoryHigh-performance liquid chromatography (HPLC) system and ion chromatography (IC) systemQuantitative analysis
 Gas chromatography (GC) systemGas analysis
 X-ray fluorescence (XRF) spectrometerElemental analysis of various metals
 Graphite furnace and flame atomic absorption (AA)Elemental analysis of various metals
 Fusion splicerPreparation of pellets for the XRF spectrometer and solutions for atomic absorption
 Fourier transform infrared (FTIR) detectorIdentification, characterization
 Microwave digesterAcid digestion
 Kjeldahl analyserAmmoniacal nitrogen
 Biological oxygen demand (BOD)Oxygen consumed by microorganisms in a sample
 CalorimeterDetermination of calorific value
 Total organic carbon (TOC) analyserAnalysis of total organic carbon
  Suspended solids, moisture content and ash content
Minerals laboratory


-         Magnetic

-         Flotation cell

-         Humphrey spiral

-         Sweco separator


Particle separation systems
 OvenDrying of samples
 RoTap8-inch-diameter round sieve shaker used to measure material size


-         Ring mill

-         Bare mill

-         Conical mill

-         Ball mill

-         Jaw crusher

-         Rod mill

-         Coffee grinder

Different systems for  grinding materials
 Rotary samplerSimultaneous preparation of several samples

Filtration :

-         Vacuum

-         Hydrocyclone

System used to evacuate excess water before drying of samples
 1,700°C muffle furnaceFurnace used to heat minerals to their melting point
Biomass laboratory750 kg/h hammer millBiomass grinding
 50 kg/h laboratory Kahl pressBiomass granulation
 Pellet durability testerVerification of pellet durability

250 kg/h granulation line:

-         Infeed conveyor

-         Horizontal paddle mixer

-         Crust breaker

-         250 kg/h hammer mill

-         Cyclone separator

-         Conditioner

-         250 kg/h granulator

-         Output conveyor

-         Pellet cooler

-         Vibrating sieve

Pilot-scale biomass granulation
 Small cement mixerMixing of various materials

Vibrating sieves:

-         Dillon (three pellet sizes)

-         Gilson (eight pellet sizes)

The Dillon vibrating screen is used to separate particles and the Gilson vibrating sieve is used to determine pellet size.
 Abri-Tech dryerBiomass drying
 Bandit shredderGrinding of large pieces
 Gilson SP-1 particle separatorParticle separation
 Pelletizer (“home-made”)Biomass densification
Environmental laboratory


-         Environmental rotary

-         Membrane

-         Column

Effluent filtration

Miscellaneous equipment:

-         Pump

-         PH meter

-         Colorimeter

Various “home-made” systems, including effluent treatment columns

Pilot systems (custom assembled):

-         Passive treatment of acidic and neutral mining effluents (limestone drains, wastewater treatment marsh, biofilters)

-         Active treatment by liming (HDS plant)

-         Oxidation treatment of cyanide and nitrogen-containing derivatives (chemical oxidant, bioreactor, UV)

-         Treatment of organic pollutants

-         Taking of samples and analyses

-         Performance diagnostics

-         Bacteria counts

-         Material characterizations

-         Training

-         Technical support

 GreenhouseRevegetation plants
 RéseauboxView changes in plant root systems


-         Ground moisture temperature

Gather field data during the summer
Semi-industrial ore processing laboratory (300 to 1,000 kg/h)

Crushing circuit

Grinding circuit

Physical separation circuit

Leaching and bioleaching circuit

Ore processing
  • Natural Sciences and Engineering Research Council (NSERC)
  • Consortium de recherche et innovations en bioprocédés industriels au Québec (CRIBIQ)
  • Canada Foundation for Innovation (CFI)
  • Conférence régionale des élus de l’Abitibi-Témiscamingue (CRÉAT)
  • Conférence régionale des élus de la Baie-James (CRÉBJ)
  • City of Rouyn-Noranda