JPS5345055A - Apparatus for controlling volume of excessive sludge to be withdrawn - Google Patents

Apparatus for controlling volume of excessive sludge to be withdrawn

Info

Publication number
JPS5345055A
JPS5345055A JP11856476A JP11856476A JPS5345055A JP S5345055 A JPS5345055 A JP S5345055A JP 11856476 A JP11856476 A JP 11856476A JP 11856476 A JP11856476 A JP 11856476A JP S5345055 A JPS5345055 A JP S5345055A
Authority
JP
Japan
Prior art keywords
withdrawn
excessive sludge
controlling volume
volume
sludge
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
JP11856476A
Other languages
Japanese (ja)
Inventor
Kazuo Tsutsui
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 JP11856476A priority Critical patent/JPS5345055A/en
Publication of JPS5345055A publication Critical patent/JPS5345055A/en
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Activated Sludge Processes (AREA)

Abstract

PURPOSE: To provide an apparatus for controlling volume of excessive sludge to be withdrawn which allows the volume of excessive sludge to be withdrawn to serve as a target value.
COPYRIGHT: (C)1978,JPO&Japio
JP11856476A 1976-10-04 1976-10-04 Apparatus for controlling volume of excessive sludge to be withdrawn Pending JPS5345055A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11856476A JPS5345055A (en) 1976-10-04 1976-10-04 Apparatus for controlling volume of excessive sludge to be withdrawn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11856476A JPS5345055A (en) 1976-10-04 1976-10-04 Apparatus for controlling volume of excessive sludge to be withdrawn

Publications (1)

Publication Number Publication Date
JPS5345055A true JPS5345055A (en) 1978-04-22

Family

ID=14739707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11856476A Pending JPS5345055A (en) 1976-10-04 1976-10-04 Apparatus for controlling volume of excessive sludge to be withdrawn

Country Status (1)

Country Link
JP (1) JPS5345055A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6146985U (en) * 1984-08-29 1986-03-28 三和テッキ株式会社 Drop-prevention lifting device for derrick cranes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6146985U (en) * 1984-08-29 1986-03-28 三和テッキ株式会社 Drop-prevention lifting device for derrick cranes

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