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 lab Equipment Function
NC2 laboratory 2.5 litre bioreactors Fermentation tests
  Real-time polymerase chain reaction (PCR) thermal cycler Genetic analyses, detection and identification of microorganisms
  Ultraviolet visible (UV-Vis) spectrophotometer Colorimetric quantitative analysis
  Laminar flow cabinet Microorganism manipulation
  Incubators Cultivation of various microorganisms
Chemical analysis laboratory High-performance liquid chromatography (HPLC) system and ion chromatography (IC) system Quantitative analysis
  Gas chromatography (GC) system Gas analysis
  X-ray fluorescence (XRF) spectrometer Elemental analysis of various metals
  Graphite furnace and flame atomic absorption (AA) Elemental analysis of various metals
  Fusion splicer Preparation of pellets for the XRF spectrometer and solutions for atomic absorption
  Fourier transform infrared (FTIR) detector Identification, characterization
  Microwave digester Acid digestion
  Kjeldahl analyser Ammoniacal nitrogen
  Biological oxygen demand (BOD) Oxygen consumed by microorganisms in a sample
  Calorimeter Determination of calorific value
  Total organic carbon (TOC) analyser Analysis of total organic carbon
    Suspended solids, moisture content and ash content
Minerals laboratory


-         Magnetic

-         Flotation cell

-         Humphrey spiral

-         Sweco separator


Particle separation systems
  Oven Drying of samples
  RoTap 8-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 sampler Simultaneous preparation of several samples

Filtration :

-         Vacuum

-         Hydrocyclone

System used to evacuate excess water before drying of samples
  1,700°C muffle furnace Furnace used to heat minerals to their melting point
Biomass laboratory 750 kg/h hammer mill Biomass grinding
  50 kg/h laboratory Kahl press Biomass granulation
  Pellet durability tester Verification 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 mixer Mixing 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 dryer Biomass drying
  Bandit shredder Grinding of large pieces
  Gilson SP-1 particle separator Particle 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

  Greenhouse Revegetation plants
  Réseaubox View 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