Transformation and removal of wood extractives from pulp mill sludge using wet oxidation and thermal hydrolysis

Baroutian, Saeid; Robinson, Murray; Smit, Anne-Marie; Wijeyekoon, Suren; Gapes, Daniel

doi:10.1016/j.biortech.2013.07.098

Transformation and removal of wood extractives from pulp mill sludge using wet oxidation and thermal hydrolysis

In order to remove wood extractive compounds from pulp mill sludge and thereby enhancing anaerobic digestibility, samples were subjected to either oxidative hydrothermal treatment (wet oxidation) or non-oxidative hydrothermal treatment (thermal hydrolysis). Treatments were carried out at 220 °C w…