FIELD: water cleaning. SUBSTANCE: bubbler has perforated tubular base and porous member. The bubbler has an additional tube of predetermined thickness of dielectric or non-magnetic material with built-in semi-ring control members. The porous member is replaceable and coaxial to the base. EFFECT: adjustable perforation, adjustable blowdown rate, effective water cleaning. 1 dwg
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Authors
Dates
1997-05-20—Published
1993-04-15—Filed