JPS5145458A - - Google Patents

Info

Publication number
JPS5145458A
JPS5145458A JP49118249A JP11824974A JPS5145458A JP S5145458 A JPS5145458 A JP S5145458A JP 49118249 A JP49118249 A JP 49118249A JP 11824974 A JP11824974 A JP 11824974A JP S5145458 A JPS5145458 A JP S5145458A
Authority
JP
Japan
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.)
Granted
Application number
JP49118249A
Other languages
Japanese (ja)
Other versions
JPS5831996B2 (ja
Inventor
Makoto Shiotani
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP49118249A priority Critical patent/JPS5831996B2/ja
Publication of JPS5145458A publication Critical patent/JPS5145458A/ja
Publication of JPS5831996B2 publication Critical patent/JPS5831996B2/ja
Expired legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Activated Sludge Processes (AREA)
JP49118249A 1974-10-16 1974-10-16 活性汚泥法曝気時間制御装置 Expired JPS5831996B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49118249A JPS5831996B2 (ja) 1974-10-16 1974-10-16 活性汚泥法曝気時間制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49118249A JPS5831996B2 (ja) 1974-10-16 1974-10-16 活性汚泥法曝気時間制御装置

Publications (2)

Publication Number Publication Date
JPS5145458A true JPS5145458A (enExample) 1976-04-17
JPS5831996B2 JPS5831996B2 (ja) 1983-07-09

Family

ID=14731919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49118249A Expired JPS5831996B2 (ja) 1974-10-16 1974-10-16 活性汚泥法曝気時間制御装置

Country Status (1)

Country Link
JP (1) JPS5831996B2 (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4938471A (enExample) * 1972-08-15 1974-04-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4938471A (enExample) * 1972-08-15 1974-04-10

Also Published As

Publication number Publication date
JPS5831996B2 (ja) 1983-07-09

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