Title:
【発明の名称】活性汚泥による下水処理方法及び装置
Document Type and Number:
Japanese Patent JPH0790234
Kind Code:
B2
Abstract:
Suspended substances, such as active sludge, in a liquor is treated in an apparatus for treating the liquor by predicting a suspension state on the basis of an amount of existing suspended substances in the liquor.
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Inventors:
Shoji Watanabe
Kenji Baba
Enchibu Ichiro
Yahagi Kazuo
Harumi Matsuzaki
Yoda Mikio
Naoki Hara
Asada Nokatsu
Kenji Baba
Enchibu Ichiro
Yahagi Kazuo
Harumi Matsuzaki
Yoda Mikio
Naoki Hara
Asada Nokatsu
Application Number:
JP21735989A
Publication Date:
October 04, 1995
Filing Date:
August 25, 1989
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G01N21/17; B01D21/01; B01D24/48; B01D29/46; B01D29/60; B01D29/62; C02F1/58; C02F3/00; C02F3/12; C02F3/34; C12Q1/02; G01N15/04; G01N33/18; G05D21/02; (IPC1-7): C02F3/12
Domestic Patent References:
| JP6434497A | ||||
| JP6031886A | ||||
| JP1111491A | ||||
| JP63269043A |
Attorney, Agent or Firm:
Katsuo Ogawa (2 outside)
Next Patent: PROTECTIVE FILM FOR COATING LAYER OF AUTOMOBILE