JPS4937462A - - Google Patents
Info
- Publication number
- JPS4937462A JPS4937462A JP47081179A JP8117972A JPS4937462A JP S4937462 A JPS4937462 A JP S4937462A JP 47081179 A JP47081179 A JP 47081179A JP 8117972 A JP8117972 A JP 8117972A JP S4937462 A JPS4937462 A JP S4937462A
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/234—Surface aerating
- B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
- B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/24—Activated sludge processes using free-fall aeration or spraying
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47081179A JPS4937462A (en) | 1972-08-15 | 1972-08-15 | |
| BE2053584A BE814452A (en) | 1972-08-15 | 1974-05-02 | Water purified with dissolved oxygen - to an oxygen content of about three times the normal valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47081179A JPS4937462A (en) | 1972-08-15 | 1972-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4937462A true JPS4937462A (en) | 1974-04-08 |
Family
ID=13739227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47081179A Pending JPS4937462A (en) | 1972-08-15 | 1972-08-15 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS4937462A (en) |
| BE (1) | BE814452A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274970A (en) * | 1975-12-19 | 1977-06-23 | Hitachi Seiki Co Ltd | Arm for transferring tool |
| JPS54112083A (en) * | 1978-02-21 | 1979-09-01 | Houdaille Industries Inc | Tool exchange device for machine tool |
| JPS6133835A (en) * | 1984-03-09 | 1986-02-17 | フリ−ドリツヒ・デツケル・アクチエンゲゼルシヤフト | Device for exchanging tool or similar article to working spindle for machine tool and mounting said spindle |
| JPS61284345A (en) * | 1985-06-10 | 1986-12-15 | Yamazaki Mazak Corp | Tool transfer device |
| JPS62287904A (en) * | 1986-06-06 | 1987-12-14 | Enshu Cloth Kk | Replaceable spindle head type machine tool |
-
1972
- 1972-08-15 JP JP47081179A patent/JPS4937462A/ja active Pending
-
1974
- 1974-05-02 BE BE2053584A patent/BE814452A/en unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274970A (en) * | 1975-12-19 | 1977-06-23 | Hitachi Seiki Co Ltd | Arm for transferring tool |
| JPS6119379B2 (en) * | 1975-12-19 | 1986-05-16 | Hitachi Seiki Kk | |
| JPS54112083A (en) * | 1978-02-21 | 1979-09-01 | Houdaille Industries Inc | Tool exchange device for machine tool |
| JPS6133835A (en) * | 1984-03-09 | 1986-02-17 | フリ−ドリツヒ・デツケル・アクチエンゲゼルシヤフト | Device for exchanging tool or similar article to working spindle for machine tool and mounting said spindle |
| JPS61284345A (en) * | 1985-06-10 | 1986-12-15 | Yamazaki Mazak Corp | Tool transfer device |
| JPS62287904A (en) * | 1986-06-06 | 1987-12-14 | Enshu Cloth Kk | Replaceable spindle head type machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| BE814452A (en) | 1974-09-02 |