METHOD OF FUEL PELLETS PRODUCTION Russian patent published in 2013 - IPC C10L5/00 C10L5/10 C10L5/16 C10L5/40 C10L5/44 

FIELD: oil and gas industry.

SUBSTANCE: invention is related to production of fuel pellets including mixing of filler that contains wood processing waste, combustible component in the form of oil waste and binding agent where fat and oil waste from food industry are also used as combustible component and such combustible component serves simultaneously as binding agent; powdered thickener from combustible material is added to the mixture, at that at first mixing of thickener and binding agent is made in ratio of 0.2-1.0:1 during 1.5-2 minutes in order to thicken the latter, thereafter filler is introduced step-by-step into the thickened mixture and filler takes ratio of 0.5-1.0:1 to the binding agent, then mixture is stirred during 35-40 minutes till pellets of stable shape appear; then thickener is added again in quality of 10-20% of its initial weight in order to prevent sticking of pellets and the mixture is stirred for another 2-4 minutes till finished product of round pellets is received. Received fuel pellets are used for household and municipal boilers for firing up purpose.

EFFECT: claimed method is simpler, more cost effective and ecologically safe.

15 cl