FIELD: chemical machinery; straight-flow reactors with ascending flow of catalyst, mainly catalytic cracking. SUBSTANCE: unit has inclined injectors located over perimeter of reactor barrel; injectors are provided with branch pipes for delivery of raw material and spraying agent. Unit is also provided with mixing chamber and nozzle. Slotted nozzle of injector is provided with L-shaped baffle plate secured to nozzle as cantilever. Angle of inclination of injector to axis of reactor ranges from 10 to 90 deg; expansion angle of slotted nozzle ranges from 60 to 135 deg. Baffle portion of plate is located at angle from 110 to 175 deg to axis of injector. EFFECT: enhanced reliability. 2 dwg
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