FIELD: grinding materials. SUBSTANCE: jet facility for grinding friable materials has grinding chamber 6 with nozzles and pipelines 15 for supplying energy carrier, separator 7 connected to the chamber through pipe 4 equipped with supply pipe 5. Material is fed to the facility from hopper by dosing apparatus. Exhaust gases are processed in facility 11 for gas scrubbing. Besides, the pipe has one or several tangentially hung nozzles connected to energy carrier supplying. The nozzles are placed below feed pipe inlet. EFFECT: finer grinding. 2 dwg
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Authors
Dates
1997-05-20—Published
1995-07-04—Filed