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



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



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



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



Drying of samples



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



Revegetation plants



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