FIELD: treating waste water. SUBSTANCE: device has shaped needle 4, positioned at the central part of the device. Needle 4 is secured in washer 5 provided with ports 6 and positioned in coupling 7. The coupling is mounted inside diffuser 3 from outside and can move along diffuser 3. In addition, diffuser 3 is provided with detachable nozzle 8 made of an anticorrosive material. The area of cross-section of coupling 7 is greater than the area of cross-section of diffuser 3. EFFECT: improved design. 3 cl, 1 dwg
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Authors
Dates
1995-11-27—Published
1992-08-10—Filed