JPS51150870A - Process for the removal of nitrogen in sewage - Google Patents

Process for the removal of nitrogen in sewage

Info

Publication number
JPS51150870A
JPS51150870A JP50075188A JP7518875A JPS51150870A JP S51150870 A JPS51150870 A JP S51150870A JP 50075188 A JP50075188 A JP 50075188A JP 7518875 A JP7518875 A JP 7518875A JP S51150870 A JPS51150870 A JP S51150870A
Authority
JP
Japan
Prior art keywords
sewage
nitrogen
removal
denitrification
bacteria
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP50075188A
Other languages
Japanese (ja)
Inventor
Koji Ishizaki
Masahiro Kitagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP50075188A priority Critical patent/JPS51150870A/en
Publication of JPS51150870A publication Critical patent/JPS51150870A/en
Pending legal-status Critical Current

Links

Landscapes

  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

PURPOSE:To make effective denitrification of sewage after nitrification treatment by maintaining denitrification bacteria at a constant level required and bringing effectively the sewage into contact with the denitrification bacteria.
JP50075188A 1975-06-19 1975-06-19 Process for the removal of nitrogen in sewage Pending JPS51150870A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50075188A JPS51150870A (en) 1975-06-19 1975-06-19 Process for the removal of nitrogen in sewage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50075188A JPS51150870A (en) 1975-06-19 1975-06-19 Process for the removal of nitrogen in sewage

Publications (1)

Publication Number Publication Date
JPS51150870A true JPS51150870A (en) 1976-12-24

Family

ID=13568963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50075188A Pending JPS51150870A (en) 1975-06-19 1975-06-19 Process for the removal of nitrogen in sewage

Country Status (1)

Country Link
JP (1) JPS51150870A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02218497A (en) * 1989-02-17 1990-08-31 Ishikawajima Harima Heavy Ind Co Ltd Wastewater treatment method
JPH0623390A (en) * 1992-03-18 1994-02-01 Ebara Infilco Co Ltd Biological dephosphorizing and denitrifying treatment of organic sewage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02218497A (en) * 1989-02-17 1990-08-31 Ishikawajima Harima Heavy Ind Co Ltd Wastewater treatment method
JPH0623390A (en) * 1992-03-18 1994-02-01 Ebara Infilco Co Ltd Biological dephosphorizing and denitrifying treatment of organic sewage

Similar Documents

Publication Publication Date Title
JPS5279556A (en) Method of treating aerophobically digested liquid
ATA393376A (en) Aeration apparatus for biological water treatment, in particular for the aerobic purification of organically polluted wastewaters
JPS5268760A (en) Aerobic bacteria treatment apparatus for activated sludge
JPS51150870A (en) Process for the removal of nitrogen in sewage
JPS5394444A (en) Method of treating waste water containing highly concentrated ammonia nitrogen
JPS51122943A (en) Process for treating sewage water
JPS5351657A (en) Method for disposing organic waste water
JPS51122945A (en) Process for treating waste water
JPS5219464A (en) Method for treating waste water containing ammonical nitrogen
JPS51122942A (en) Process for treating sewage water
JPS5231557A (en) Method of enriching oxygen and apparatus thereof
CH614682A5 (en) Process and device for treating wastewater sludge to be delivered into an aeration reactor
JPS5212766A (en) Method for disposal of sludge in waste water
JPS51135175A (en) Method of treating waste water
JPS5233354A (en) Waste water (solution) purification treatment method
JPS51122941A (en) Process for treating sewage water
JPS5227061A (en) Process for treatment of organic waste gases
JPS5251754A (en) Method of clarifying textile-containing organic wastewater
JPS51122944A (en) Process for treating sewage water
JPS5230058A (en) Process for removing cod, bod in drainage
JPS51138061A (en) Treating method of waste
JPS53136357A (en) Process for biochemical denitrification of organic wastewater
JPS5215167A (en) Waste water treating method
JPS53132171A (en) Process for wastewater treatment
JPS5370560A (en) Method of treating waste water

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees