JPH02121197U - - Google Patents
Info
- Publication number
- JPH02121197U JPH02121197U JP1989028252U JP2825289U JPH02121197U JP H02121197 U JPH02121197 U JP H02121197U JP 1989028252 U JP1989028252 U JP 1989028252U JP 2825289 U JP2825289 U JP 2825289U JP H02121197 U JPH02121197 U JP H02121197U
- Authority
- JP
- Japan
- Prior art keywords
- stirring blade
- draft tube
- suction
- suction port
- hollow shaft
- 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
Links
- 238000003756 stirring Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000005273 aeration Methods 0.000 claims 1
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989028252U JPH0641679Y2 (ja) | 1989-03-13 | 1989-03-13 | 曝気装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989028252U JPH0641679Y2 (ja) | 1989-03-13 | 1989-03-13 | 曝気装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02121197U true JPH02121197U (nl) | 1990-10-01 |
JPH0641679Y2 JPH0641679Y2 (ja) | 1994-11-02 |
Family
ID=31251468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989028252U Expired - Fee Related JPH0641679Y2 (ja) | 1989-03-13 | 1989-03-13 | 曝気装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0641679Y2 (nl) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6250721U (nl) * | 1985-09-20 | 1987-03-30 |
-
1989
- 1989-03-13 JP JP1989028252U patent/JPH0641679Y2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6250721U (nl) * | 1985-09-20 | 1987-03-30 |
Also Published As
Publication number | Publication date |
---|---|
JPH0641679Y2 (ja) | 1994-11-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |