FIELD: ventilation technique. SUBSTANCE: device has shelter with suction which consists of two isolated chambers: plenum chamber and exhaust chamber located one above other between water-cooled casing and electric and heat insulated shield. Height of holes of exhaust chamber over internal perimeter near electrodes is equal to 4 to 6 heights of holes of plenum chamber. EFFECT: enhanced efficiency. 3 dwg
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Authors
Dates
1994-03-30—Published
1992-08-24—Filed