Title:
【発明の名称】有機性排水の嫌気性微生物による処理装置
Document Type and Number:
Japanese Patent JP2925383
Kind Code:
B2
Abstract:
PURPOSE:To provide a disposal equipment capable of efficiently treating organic drainage by anaerobic microorganisms. CONSTITUTION:The disposal equipment is equipped with an adjustment tank 2 for temporarily storing drainage containing organic substance and maintaining water amount supplied to the rear-step device constant, an acid fermentation tank 4 provided as one part of this adjustment tank 2, a methane fermentation tank 1 provided in the next stage of this acid fermentation tank 4, a gas holder 6 for storing gaseous methane produced in the tank 1 and a pump 5 which successively transfers drainage to the tank 1 via the tank 4 from the tank 2. Further, the tank 4 is provided in a structure wherein a microorganism carrier stuck with acid fermentation bacteria is packed in the inside. Moreover, the tank 4 is periodically and intermittently aerated and washed by the gas fed from the gas holder 6.
Inventors:
TOMITA MINORU
KAWABATA MASAHIRO
IWATSUKA TAKESHI
KAWABATA MASAHIRO
IWATSUKA TAKESHI
Application Number:
JP28995691A
Publication Date:
July 28, 1999
Filing Date:
November 06, 1991
Export Citation:
Assignee:
ORUGANO KK
International Classes:
C02F3/10; C02F3/28; C02F11/04; (IPC1-7): C02F3/28; C02F3/10
Domestic Patent References:
| JP2251298A | ||||
| JP57147498A | ||||
| JP62282693A |
Attorney, Agent or Firm:
Masayuki Kishida (2 outside)