Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CONTROL SYSTEM OF OXYGEN DISSOLVED IN AERATION TANK
Document Type and Number:
Japanese Patent JPS51133952
Kind Code:
A
Abstract:

PURPOSE: To provide a means to limit dissolved oxygen (DO) value to exceed upper and lower limits in any portion of an aeration tank.


Inventors:
MIYOSHI TAKASHI
Application Number:
JP1975000057310
Publication Date:
November 20, 1976
Filing Date:
May 16, 1975
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HITACHI LTD
International Classes:
C02F3/12; G05D21/00; (IPC1-7): C02C1/00; C02C1/06; C02C5/10; G05D21/00



 
Previous Patent: JPS51133951

Next Patent: SLUDGE TREATMENT SYSTEM