ATA140988A - Einrichtung zum austragen von entwaessertem abwasserschlamm - Google Patents
Einrichtung zum austragen von entwaessertem abwasserschlammInfo
- Publication number
- ATA140988A ATA140988A AT1409/88A AT140988A ATA140988A AT A140988 A ATA140988 A AT A140988A AT 1409/88 A AT1409/88 A AT 1409/88A AT 140988 A AT140988 A AT 140988A AT A140988 A ATA140988 A AT A140988A
- Authority
- AT
- Austria
- Prior art keywords
- wastewater sludge
- draining wastewater
- draining
- sludge
- wastewater
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
- B01D33/042—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering whereby the filtration and squeezing-out take place between at least two filtering bands
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1409/88A AT393266B (de) | 1988-05-30 | 1988-05-30 | Einrichtung zum austragen von entwaessertem abwasserschlamm |
DE8807735U DE8807735U1 (de) | 1988-05-30 | 1988-06-14 | Einrichtung zum Entwässern von Abwasserschlämmen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1409/88A AT393266B (de) | 1988-05-30 | 1988-05-30 | Einrichtung zum austragen von entwaessertem abwasserschlamm |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA140988A true ATA140988A (de) | 1991-02-15 |
AT393266B AT393266B (de) | 1991-09-25 |
Family
ID=3513264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT1409/88A AT393266B (de) | 1988-05-30 | 1988-05-30 | Einrichtung zum austragen von entwaessertem abwasserschlamm |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT393266B (de) |
DE (1) | DE8807735U1 (de) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL286031A (de) * | 1961-11-30 | |||
DE2251211A1 (de) * | 1972-10-19 | 1974-05-02 | Klein Alb Kg | Verfahren und anlage zur mechanischen entwaesserung von abwasserschlamm und dessen aufbereitung |
US4041854A (en) * | 1974-06-10 | 1977-08-16 | Cox Clyde H | Sludge dewatering |
FR2354293A2 (fr) * | 1975-08-19 | 1978-01-06 | Alsthom Cgee | Procede pour le compactage et l'essorage des boues fluides chargees de matieres fibreuses |
US4380496A (en) * | 1979-03-22 | 1983-04-19 | Uop Inc. | Mechanical dewatering process utilizing a nonuniform screw conveyor |
FR2540485A1 (fr) * | 1983-02-04 | 1984-08-10 | Erpac | Epaississeur de boue comportant des moyens de decantation et des moyens d'essorage |
-
1988
- 1988-05-30 AT AT1409/88A patent/AT393266B/de not_active IP Right Cessation
- 1988-06-14 DE DE8807735U patent/DE8807735U1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE8807735U1 (de) | 1988-09-15 |
AT393266B (de) | 1991-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |