FIELD: engines and pumps.
SUBSTANCE: this invention describes a system and a method for supply with a pump of fine cellulose material to a boiling vessel of continuous action. By concentric arrangement of tubes and supply of fluid medium to a chamber formed between tubes there created is a cylindrical fluid medium film around a rod-like flow of cellulose material to the pump inlet.
EFFECT: reduction of pressure drop in lines; reduction of pump wear and provision of pump maximum pressure rise.
9 cl, 7 dwg
