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The behavior of pulp and paper sludge fibers during oxidation in air was investigated experimentally using a high-temperature thermogravimetric system (TGA). A sludge sample (1.0 g) was heated in the TGA furnace at a rate of 40 o C/min up to a specified maximum temperature at which it was kept for 10 min. The sample was then cooled to room temperature at 5 o C/min. Experiments were...
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