EG12563A - Improvements in or relating to the purification of waste water - Google Patents

Improvements in or relating to the purification of waste water

Info

Publication number
EG12563A
EG12563A EG28877A EG28877A EG12563A EG 12563 A EG12563 A EG 12563A EG 28877 A EG28877 A EG 28877A EG 28877 A EG28877 A EG 28877A EG 12563 A EG12563 A EG 12563A
Authority
EG
Egypt
Prior art keywords
purification
relating
waste water
waste
water
Prior art date
Application number
EG28877A
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/en
Priority claimed from DE2638910A external-priority patent/DE2638910C2/en
Application filed by Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of EG12563A publication Critical patent/EG12563A/en

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
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • 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
    • C02F3/04—Aerobic processes using trickle filters
    • 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)
  • 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)
  • Treatment Of Water By Ion Exchange (AREA)
  • Detergent Compositions (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
EG28877A 1976-05-15 1977-05-14 Improvements in or relating to the purification of waste water EG12563A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2621698A DE2621698C3 (en) 1976-05-15 1976-05-15 Apparatus and method for purifying waste water
DE2638910A DE2638910C2 (en) 1976-08-28 1976-08-28 Method and device for treating waste water

Publications (1)

Publication Number Publication Date
EG12563A true EG12563A (en) 1979-03-31

Family

ID=25770460

Family Applications (1)

Application Number Title Priority Date Filing Date
EG28877A EG12563A (en) 1976-05-15 1977-05-14 Improvements in or relating to the purification of waste water

Country Status (16)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439036A1 (en) * 1978-10-19 1980-05-16 Caviem Clarifier for water contg. mineral wastes - has feed box mixing in flocculant and filtration tank with detachable filter
JPS55129192A (en) * 1979-03-23 1980-10-06 Hoechst Ag Method and device for purifying waste water
CH660588A5 (en) * 1982-10-26 1987-05-15 Sulzer Ag METHOD FOR REMOVING DYE, PIGMENT AND / OR OPTICAL BRIGHTENER FROM SEWAGE.
JPH0688037B2 (en) * 1983-08-03 1994-11-09 栗田工業株式会社 How to treat human waste
JPS6094408A (en) * 1983-10-28 1985-05-27 Sumitomo Chem Co Ltd Treatment of polymer slurry
EP0344152B1 (en) * 1986-10-29 1990-12-19 MERAI, Josef Process and installation for dewatering waste water sludge
JPH02164499A (en) * 1988-12-15 1990-06-25 Nkk Corp Treatment of organic waste water
FR2648309B1 (en) * 1989-06-16 1991-12-27 So Ge Val Sa PROCESS FOR THE TREATMENT OF PIG HOLDERS AS WELL AS INSTALLATION ALLOWING THE IMPLEMENTATION OF THIS PROCESS

Also Published As

Publication number Publication date
BR7703125A (en) 1978-03-28
SE7705632L (en) 1977-11-16
CH637905A5 (en) 1983-08-31
DK212277A (en) 1977-11-16
JPS52139257A (en) 1977-11-21
ES458813A1 (en) 1978-03-16
NO771696L (en) 1977-11-16
AU509536B2 (en) 1980-05-15
CA1111158A (en) 1981-10-20
FR2351060A1 (en) 1977-12-09
NL7705328A (en) 1977-11-17
IT1086194B (en) 1985-05-28
FR2351060B1 (en) 1980-03-07
AU2517277A (en) 1978-11-23
GB1583074A (en) 1981-01-21
FI771542A (en) 1977-11-16
AT357115B (en) 1980-06-10
ATA345977A (en) 1979-10-15

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