CA1111158A - Purification of waste water - Google Patents

Purification of waste water

Info

Publication number
CA1111158A
CA1111158A CA278,336A CA278336A CA1111158A CA 1111158 A CA1111158 A CA 1111158A CA 278336 A CA278336 A CA 278336A CA 1111158 A CA1111158 A CA 1111158A
Authority
CA
Canada
Prior art keywords
waste water
aqueous phase
solids
filter
fabric
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
CA278,336A
Other languages
English (en)
French (fr)
Inventor
Dieter Disselbeck
Karl-Heinz Ott
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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
Priority claimed from DE2621698A external-priority patent/DE2621698C3/de
Priority claimed from DE2638910A external-priority patent/DE2638910C2/de
Application filed by Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of CA1111158A publication Critical patent/CA1111158A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1205Particular type of activated sludge processes
    • C02F3/1215Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D37/00Processes of filtration
    • B01D37/03Processes of filtration using flocculating agents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/04Aerobic processes using trickle filters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Filtration Of Liquid (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Filtering Materials (AREA)
CA278,336A 1976-05-15 1977-05-13 Purification of waste water Expired CA1111158A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEP2621698.8 1976-05-15
DE2621698A DE2621698C3 (de) 1976-05-15 1976-05-15 Vorrichtung und Verfahren zur Reinigung von Abwasser
DE2638910A DE2638910C2 (de) 1976-08-28 1976-08-28 Verfahren und Vorrichtung zum Aufbereiten von Abwässern
DEP2638910.6 1976-08-28

Publications (1)

Publication Number Publication Date
CA1111158A true CA1111158A (en) 1981-10-20

Family

ID=25770460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA278,336A Expired CA1111158A (en) 1976-05-15 1977-05-13 Purification of waste water

Country Status (16)

Country Link
JP (1) JPS52139257A (es)
AT (1) AT357115B (es)
AU (1) AU509536B2 (es)
BR (1) BR7703125A (es)
CA (1) CA1111158A (es)
CH (1) CH637905A5 (es)
DK (1) DK212277A (es)
EG (1) EG12563A (es)
ES (1) ES458813A1 (es)
FI (1) FI771542A (es)
FR (1) FR2351060A1 (es)
GB (1) GB1583074A (es)
IT (1) IT1086194B (es)
NL (1) NL7705328A (es)
NO (1) NO771696L (es)
SE (1) SE7705632L (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439036A1 (fr) * 1978-10-19 1980-05-16 Caviem Dispositif de clarification des eaux chargees et procede s'y rapportant
JPS55129192A (en) * 1979-03-23 1980-10-06 Hoechst Ag Method and device for purifying waste water
CH660588A5 (de) * 1982-10-26 1987-05-15 Sulzer Ag Verfahren zum entfernen von farbstoffen, pigmenten und/oder optischen aufhellern aus abwaessern.
JPH0688037B2 (ja) * 1983-08-03 1994-11-09 栗田工業株式会社 し尿の処理方法
JPS6094408A (ja) * 1983-10-28 1985-05-27 Sumitomo Chem Co Ltd 重合体スラリ−の処理方法
US5160440A (en) * 1986-10-29 1992-11-03 Josef Merai Procedure for the dewatering of sewage sludge and plant for procedure execution
JPH02164499A (ja) * 1988-12-15 1990-06-25 Nkk Corp 有機性排水の処理方法
FR2648309B1 (fr) * 1989-06-16 1991-12-27 So Ge Val Sa Procede de traitement des lisiers de porcherie ainsi qu'installation permettant la mise en oeuvre de ce procede

Also Published As

Publication number Publication date
NO771696L (no) 1977-11-16
SE7705632L (sv) 1977-11-16
GB1583074A (en) 1981-01-21
FI771542A (es) 1977-11-16
AT357115B (de) 1980-06-10
FR2351060A1 (fr) 1977-12-09
IT1086194B (it) 1985-05-28
BR7703125A (pt) 1978-03-28
ES458813A1 (es) 1978-03-16
FR2351060B1 (es) 1980-03-07
EG12563A (en) 1979-03-31
JPS52139257A (en) 1977-11-21
DK212277A (da) 1977-11-16
NL7705328A (nl) 1977-11-17
AU2517277A (en) 1978-11-23
ATA345977A (de) 1979-10-15
CH637905A5 (en) 1983-08-31
AU509536B2 (en) 1980-05-15

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Legal Events

Date Code Title Description
MKEX Expiry