Solid biofuels -- Determination of particle size distribution for uncompressed fuels -- Part 1: Oscillating screen method using sieves with apertures of 3,15 mm and above— 14 стр.
Solid biofuels -- Determination of particle size distribution for uncompressed fuels -- Part 2: Vibrating screen method using sieves with aperture of 3,15 mm and below— 16 стр.