JPH0227878Y2 - - Google Patents

Info

Publication number
JPH0227878Y2
JPH0227878Y2 JP1985144752U JP14475285U JPH0227878Y2 JP H0227878 Y2 JPH0227878 Y2 JP H0227878Y2 JP 1985144752 U JP1985144752 U JP 1985144752U JP 14475285 U JP14475285 U JP 14475285U JP H0227878 Y2 JPH0227878 Y2 JP H0227878Y2
Authority
JP
Japan
Prior art keywords
hollow shaft
screw
liquid
air
sucked
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.)
Expired
Application number
JP1985144752U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6250721U (pl
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 JP1985144752U priority Critical patent/JPH0227878Y2/ja
Publication of JPS6250721U publication Critical patent/JPS6250721U/ja
Application granted granted Critical
Publication of JPH0227878Y2 publication Critical patent/JPH0227878Y2/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

  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
JP1985144752U 1985-09-20 1985-09-20 Expired JPH0227878Y2 (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985144752U JPH0227878Y2 (pl) 1985-09-20 1985-09-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985144752U JPH0227878Y2 (pl) 1985-09-20 1985-09-20

Publications (2)

Publication Number Publication Date
JPS6250721U JPS6250721U (pl) 1987-03-30
JPH0227878Y2 true JPH0227878Y2 (pl) 1990-07-26

Family

ID=31055646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985144752U Expired JPH0227878Y2 (pl) 1985-09-20 1985-09-20

Country Status (1)

Country Link
JP (1) JPH0227878Y2 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0641679Y2 (ja) * 1989-03-13 1994-11-02 日立機電工業株式会社 曝気装置
JP3958346B1 (ja) * 2006-07-11 2007-08-15 南舘 誠 微細気泡発生装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721098B2 (pl) * 1974-04-06 1982-05-04

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54177758U (pl) * 1978-06-05 1979-12-15
JPS6223597Y2 (pl) * 1980-07-14 1987-06-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721098B2 (pl) * 1974-04-06 1982-05-04

Also Published As

Publication number Publication date
JPS6250721U (pl) 1987-03-30

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