Title:
OVERALL AERATION TANK
Document Type and Number:
Japanese Patent JP2500068
Kind Code:
B2
Abstract:
PURPOSE: To provide an overall aeration tank capable of forming clear convections over the entire region of the tank and having high oxygen moving efficiency.
CONSTITUTION: Many air diffusion plates 2 are arranged to the whole surface of the bottom part of an aeration tank 1 in rows. Air bubble diffusion preventing plates 3 are vertically provided on both sides of the air diffusion plate 2 of each row and a diffusion plate 4 is provided between the upper end of the air bubble diffusion preventing plate 3 and the surface of the water.
Inventors:
SOFUGAWA MASAO
Application Number:
JP27338291A
Publication Date:
May 29, 1996
Filing Date:
September 24, 1991
Export Citation:
Assignee:
NGK INSULATORS LTD
International Classes:
C02F3/20; (IPC1-7): C02F3/20
Domestic Patent References:
| JP5185077A | ||||
| JP583693A | ||||
| JP52141868U |
Attorney, Agent or Firm:
Akio Najima (2 others)