JPS57173895U - - Google Patents

Info

Publication number
JPS57173895U
JPS57173895U JP1981062202U JP6220281U JPS57173895U JP S57173895 U JPS57173895 U JP S57173895U JP 1981062202 U JP1981062202 U JP 1981062202U JP 6220281 U JP6220281 U JP 6220281U JP S57173895 U JPS57173895 U JP S57173895U
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
JP1981062202U
Other versions
JPH0137756Y2 (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 JP1981062202U priority Critical patent/JPH0137756Y2/ja
Publication of JPS57173895U publication Critical patent/JPS57173895U/ja
Application granted granted Critical
Publication of JPH0137756Y2 publication Critical patent/JPH0137756Y2/ja
Expired 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)
  • Nozzles (AREA)
JP1981062202U 1981-04-28 1981-04-28 Expired JPH0137756Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981062202U JPH0137756Y2 (ja) 1981-04-28 1981-04-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981062202U JPH0137756Y2 (ja) 1981-04-28 1981-04-28

Publications (2)

Publication Number Publication Date
JPS57173895U true JPS57173895U (ja) 1982-11-02
JPH0137756Y2 JPH0137756Y2 (ja) 1989-11-14

Family

ID=29858406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981062202U Expired JPH0137756Y2 (ja) 1981-04-28 1981-04-28

Country Status (1)

Country Link
JP (1) JPH0137756Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60108398U (ja) * 1982-12-14 1985-07-23 大野　勝 水中に取付ける散気管

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57161497U (ja) * 1981-04-03 1982-10-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57161497U (ja) * 1981-04-03 1982-10-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60108398U (ja) * 1982-12-14 1985-07-23 大野　勝 水中に取付ける散気管

Also Published As

Publication number Publication date
JPH0137756Y2 (ja) 1989-11-14

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