JPH02121196U - - Google Patents

Info

Publication number
JPH02121196U
JPH02121196U JP1989028251U JP2825189U JPH02121196U JP H02121196 U JPH02121196 U JP H02121196U JP 1989028251 U JP1989028251 U JP 1989028251U JP 2825189 U JP2825189 U JP 2825189U JP H02121196 U JPH02121196 U JP H02121196U
Authority
JP
Japan
Prior art keywords
draft tube
stirring blade
hollow shaft
suctions
aerator
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.)
Granted
Application number
JP1989028251U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0641678Y2 (ja
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 filed Critical
Priority to JP1989028251U priority Critical patent/JPH0641678Y2/ja
Publication of JPH02121196U publication Critical patent/JPH02121196U/ja
Application granted granted Critical
Publication of JPH0641678Y2 publication Critical patent/JPH0641678Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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

  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
JP1989028251U 1989-03-13 1989-03-13 曝気装置 Expired - Fee Related JPH0641678Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989028251U JPH0641678Y2 (ja) 1989-03-13 1989-03-13 曝気装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989028251U JPH0641678Y2 (ja) 1989-03-13 1989-03-13 曝気装置

Publications (2)

Publication Number Publication Date
JPH02121196U true JPH02121196U (pt) 1990-10-01
JPH0641678Y2 JPH0641678Y2 (ja) 1994-11-02

Family

ID=31251466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989028251U Expired - Fee Related JPH0641678Y2 (ja) 1989-03-13 1989-03-13 曝気装置

Country Status (1)

Country Link
JP (1) JPH0641678Y2 (pt)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53143018A (en) * 1977-05-18 1978-12-13 Shin Meiwa Ind Co Ltd Air ejector pump device
JPS6268590A (ja) * 1985-09-20 1987-03-28 Hitachi Kiden Kogyo Ltd ビル排水槽の腐敗防止用曝気装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53143018A (en) * 1977-05-18 1978-12-13 Shin Meiwa Ind Co Ltd Air ejector pump device
JPS6268590A (ja) * 1985-09-20 1987-03-28 Hitachi Kiden Kogyo Ltd ビル排水槽の腐敗防止用曝気装置

Also Published As

Publication number Publication date
JPH0641678Y2 (ja) 1994-11-02

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Legal Events

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