AT374774B - METHOD FOR COMBINED WASTE RECYCLING / WASTEWATER TREATMENT AND MULTI-STAGE FILTRATION DEVICE FOR CARRYING OUT THE METHOD - Google Patents

METHOD FOR COMBINED WASTE RECYCLING / WASTEWATER TREATMENT AND MULTI-STAGE FILTRATION DEVICE FOR CARRYING OUT THE METHOD

Info

Publication number: AT374774B
Authority: AT; Austria
Prior art keywords: carrying; wastewater treatment; filtration device; waste recycling; stage filtration
Prior art date: 1977-08-12

Application number

AT585178A

Other languages

German (de)

Other versions

ATA585178A (en

Inventor

Adolf H Borst

Original Assignee

Adolf H Borst

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.)

1977-08-12

Filing date

1978-08-11

Publication date

1984-05-25

1977-08-12 Priority claimed from US05/824,148 external-priority patent/US4165289A/en

1978-08-11 Application filed by Adolf H Borst filed Critical Adolf H Borst

1983-10-15 Publication of ATA585178A publication Critical patent/ATA585178A/en

1984-05-25 Application granted granted Critical

1984-05-25 Publication of AT374774B publication Critical patent/AT374774B/en

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
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
- 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
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/002—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal in combination with oil conversion- or refining processes
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- 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
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Oil, Petroleum & Natural Gas (AREA)
Mechanical Engineering (AREA)
General Chemical & Material Sciences (AREA)
Wood Science & Technology (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Water Treatment By Sorption (AREA)
Processing Of Solid Wastes (AREA)
Filtration Of Liquid (AREA)
Carbon And Carbon Compounds (AREA)
Gasification And Melting Of Waste (AREA)
Filtering Materials (AREA)
Treatment Of Liquids With Adsorbents In General (AREA)
Treatment Of Sludge (AREA)

AT585178A 1977-08-12 1978-08-11 METHOD FOR COMBINED WASTE RECYCLING / WASTEWATER TREATMENT AND MULTI-STAGE FILTRATION DEVICE FOR CARRYING OUT THE METHOD AT374774B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/824,148 US4165289A (en)	1975-12-23	1977-08-12	System for the clarification of waste water and utilization of waste products

Publications (2)

Publication Number	Publication Date
ATA585178A ATA585178A (en)	1983-10-15
AT374774B true AT374774B (en)	1984-05-25

Family

ID=25240715

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
AT585078A AT360445B (en)	1977-08-12	1978-08-11	METHOD FOR COMBINED WASTE RECYCLING AND WASTE WATER TREATMENT AND DEVICE FOR IMPLEMENTING THE METHOD
AT585178A AT374774B (en)	1977-08-12	1978-08-11	METHOD FOR COMBINED WASTE RECYCLING / WASTEWATER TREATMENT AND MULTI-STAGE FILTRATION DEVICE FOR CARRYING OUT THE METHOD

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
AT585078A AT360445B (en)	1977-08-12	1978-08-11	METHOD FOR COMBINED WASTE RECYCLING AND WASTE WATER TREATMENT AND DEVICE FOR IMPLEMENTING THE METHOD

Country Status (26)

Country	Link
JP (2)	JPS5463548A (en)
AT (2)	AT360445B (en)
AU (2)	AU520685B2 (en)
BE (2)	BE869693A (en)
BR (2)	BR7805183A (en)
CA (2)	CA1144082A (en)
CH (2)	CH634536A5 (en)
CS (1)	CS215012B2 (en)
DD (2)	DD138883A5 (en)
DE (2)	DE2834717A1 (en)
DK (2)	DK350578A (en)
ES (2)	ES472533A1 (en)
FI (2)	FI782354A (en)
FR (2)	FR2399857A1 (en)
GB (2)	GB2002647B (en)
HU (2)	HU178995B (en)
IL (2)	IL55261A (en)
IT (2)	IT1160588B (en)
NL (2)	NL7808434A (en)
NO (2)	NO151530C (en)
PL (2)	PL118046B1 (en)
PT (2)	PT68416A (en)
SE (2)	SE7808560L (en)
SU (1)	SU1061705A3 (en)
YU (2)	YU192378A (en)
ZA (2)	ZA784336B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3720917A1 (en) *	1987-06-25	1989-01-12	Werner Mueller	Apparatus for detoxifying large amounts of water with the aid of activated charcoal
DE3727004A1 (en) *	1987-08-13	1989-02-23	Pyrolyse Kraftanlagen Pka	METHOD AND INSTALLATION FOR RECOVERING RECYCLABLE GAS FROM MUEL BY PYROLYSIS
DE4225192C2 (en) *	1992-07-30	1996-02-08	Thermoselect Ag	Process for cleaning and recycling carbon from thermal processes
US5723717A (en) *	1995-02-02	1998-03-03	Thermoselect Ag	Procedure for the recovery and/or cleaning of carbon formed as a result of combustion processes
DK0726307T3 (en) *	1995-02-13	2000-07-10	Thermoselect Ag	Process for eliminating residues of organic harmful substances in synthesis gas obtained by waste gasification
FR2751566B1 (en) *	1996-07-26	1998-10-23	Riberry Georges	INSTALLATION FOR CONTINUOUSLY SEPARATING BULK MATERIALS LARGER THAN WATER AND BULK MATERIALS OF LESS DENSITY THAN WATER OR NEIGHBORHOOD THEREOF
DE10346234A1 (en) *	2003-10-06	2005-05-04	Rag Ag	Cleaning conveyor for installation in discharge region of belt conveyor has conveyor belt consisting of water permeable material, and water collecting sump extending between reversing points of conveyor belt
DE102011122170A1 (en) *	2011-12-16	2013-06-20	Aqua-Biocarbon Gmbh	Fixed Bed Reactor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1584866A1 (en)	1966-04-09	1972-06-08	Passavant Werke	Process for cleaning up waste water
US3622509A (en) *	1969-07-24	1971-11-23	Amos J Shaler	Mechanism and method for a char-recycling counterflow water clarifier
US3741890A (en) *	1969-08-06	1973-06-26	Combustion Power	Solid waste disposal and water purification method and apparatus
US3652405A (en) *	1970-06-15	1972-03-28	Texaco Inc	Sewage and municipal refuse liquid phase coking process
CA1051566A (en)	1973-08-22	1979-03-27	National Aeronautics And Space Administration	Raw liquid waste treatment system and process
GB1451498A (en) *	1973-12-27	1976-10-06	Thompson R E S	Process for recovering forest product plant wastes
DE2558703A1 (en) *	1975-12-23	1977-07-07	Adolf H Borst	Sewage and refuse treatment - by filtering through activated carbon produced in integral carbonizing reactor

1978
- 1978-07-28 FI FI782354A patent/FI782354A/en not_active Application Discontinuation
- 1978-07-28 FI FI782355A patent/FI782355A/en not_active Application Discontinuation
- 1978-07-31 ZA ZA00784336A patent/ZA784336B/en unknown
- 1978-07-31 ZA ZA00784337A patent/ZA784337B/en unknown
- 1978-08-01 IL IL5526178A patent/IL55261A/en unknown
- 1978-08-01 IL IL5526078A patent/IL55260A/en unknown
- 1978-08-04 CS CS785120A patent/CS215012B2/en unknown
- 1978-08-08 DK DK350578A patent/DK350578A/en not_active Application Discontinuation
- 1978-08-08 DE DE19782834717 patent/DE2834717A1/en active Granted
- 1978-08-08 DK DK350678A patent/DK350678A/en not_active Application Discontinuation
- 1978-08-08 DE DE19782834718 patent/DE2834718A1/en active Granted
- 1978-08-10 YU YU192378A patent/YU192378A/en unknown
- 1978-08-10 AU AU38807/78A patent/AU520685B2/en not_active Expired
- 1978-08-10 CH CH849978A patent/CH634536A5/en not_active IP Right Cessation
- 1978-08-10 DD DD20721678A patent/DD138883A5/en unknown
- 1978-08-10 DD DD20721778A patent/DD138884A5/en unknown
- 1978-08-10 SE SE7808560A patent/SE7808560L/en unknown
- 1978-08-10 CH CH850278A patent/CH644888A5/en not_active IP Right Cessation
- 1978-08-10 SE SE7808559A patent/SE7808559L/en unknown
- 1978-08-10 YU YU192278A patent/YU40044B/en unknown
- 1978-08-10 AU AU38806/78A patent/AU522793B2/en not_active Expired
- 1978-08-11 AT AT585078A patent/AT360445B/en not_active IP Right Cessation
- 1978-08-11 SU SU782649246A patent/SU1061705A3/en active
- 1978-08-11 HU HUBO001728 patent/HU178995B/en unknown
- 1978-08-11 PT PT6841678A patent/PT68416A/en unknown
- 1978-08-11 CA CA000309146A patent/CA1144082A/en not_active Expired
- 1978-08-11 FR FR7823705A patent/FR2399857A1/en active Granted
- 1978-08-11 JP JP9810278A patent/JPS5463548A/en active Pending
- 1978-08-11 NO NO782736A patent/NO151530C/en unknown
- 1978-08-11 BR BR7805183A patent/BR7805183A/en unknown
- 1978-08-11 AT AT585178A patent/AT374774B/en active
- 1978-08-11 ES ES472533A patent/ES472533A1/en not_active Expired
- 1978-08-11 IT IT6889878A patent/IT1160588B/en active
- 1978-08-11 PT PT6841778A patent/PT68417A/en unknown
- 1978-08-11 ES ES472532A patent/ES472532A1/en not_active Expired
- 1978-08-11 BR BR7805184A patent/BR7805184A/en unknown
- 1978-08-11 CA CA309,145A patent/CA1124183A/en not_active Expired
- 1978-08-11 NO NO782737A patent/NO782737L/en unknown
- 1978-08-11 JP JP9810378A patent/JPS5463462A/en active Pending
- 1978-08-11 BE BE189847A patent/BE869693A/en not_active IP Right Cessation
- 1978-08-11 FR FR7823706A patent/FR2399859B1/en not_active Expired
- 1978-08-11 HU HUBO001729 patent/HU179678B/en unknown
- 1978-08-11 BE BE189848A patent/BE869694A/en not_active IP Right Cessation
- 1978-08-11 IT IT6889778A patent/IT1108568B/en active
- 1978-08-12 PL PL1978209010A patent/PL118046B1/en unknown
- 1978-08-12 PL PL1978209011A patent/PL118042B1/en unknown
- 1978-08-14 GB GB7833201A patent/GB2002647B/en not_active Expired
- 1978-08-14 NL NL7808434A patent/NL7808434A/en not_active Application Discontinuation
- 1978-08-14 GB GB7833202A patent/GB2003128B/en not_active Expired
- 1978-08-14 NL NL7808435A patent/NL7808435A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
PL209011A1 (en)	1979-06-18
FI782354A (en)	1979-02-13
BR7805183A (en)	1979-04-24
NL7808435A (en)	1979-02-14
IL55260A (en)	1982-12-31
IL55261A (en)	1982-12-31
IT1160588B (en)	1987-03-11
BR7805184A (en)	1979-04-24
IT7868898A0 (en)	1978-08-11
YU192378A (en)	1982-10-31
PL118046B1 (en)	1981-09-30
YU40044B (en)	1985-06-30
DE2834717C2 (en)	1987-04-23
IT7868897A0 (en)	1978-08-11
ZA784337B (en)	1979-08-29
FR2399857A1 (en)	1979-03-09
ES472533A1 (en)	1979-10-01
AT360445B (en)	1980-01-12
JPS5463548A (en)	1979-05-22
FI782355A (en)	1979-02-13
BE869693A (en)	1978-12-01
GB2003128B (en)	1982-04-15
CH644888A5 (en)	1984-08-31
FR2399857B1 (en)	1985-02-15
NL7808434A (en)	1979-02-14
DE2834718C2 (en)	1987-04-16
IT1108568B (en)	1985-12-09
DK350578A (en)	1979-02-13
HU178995B (en)	1982-07-28
AU522793B2 (en)	1982-06-24
DD138884A5 (en)	1979-11-28
AU3880678A (en)	1980-02-14
ATA585178A (en)	1983-10-15
DE2834718A1 (en)	1979-02-22
PT68417A (en)	1978-09-01
SE7808560L (en)	1979-02-13
PL118042B1 (en)	1981-09-30
ES472532A1 (en)	1979-10-01
ATA585078A (en)	1980-05-15
FR2399859B1 (en)	1986-04-04
HU179678B (en)	1982-11-29
DK350678A (en)	1979-02-13
CA1124183A (en)	1982-05-25
NO151530C (en)	1985-05-02
SU1061705A3 (en)	1983-12-15
DD138883A5 (en)	1979-11-28
PT68416A (en)	1978-09-01
AU520685B2 (en)	1982-02-18
GB2002647B (en)	1982-08-18
GB2003128A (en)	1979-03-07
PL209010A1 (en)	1979-06-18
ZA784336B (en)	1979-08-29
NO782737L (en)	1979-02-13
CS215012B2 (en)	1982-06-25
JPS5463462A (en)	1979-05-22
DE2834717A1 (en)	1979-02-22
FR2399859A1 (en)	1979-03-09
AU3880778A (en)	1980-02-14
CA1144082A (en)	1983-04-05
NO782736L (en)	1979-02-13
BE869694A (en)	1978-12-01
YU192278A (en)	1983-01-21
CH634536A5 (en)	1983-02-15
GB2002647A (en)	1979-02-28
SE7808559L (en)	1979-02-13
NO151530B (en)	1985-01-14

Publication	Publication Date	Title
ATA904893A (en)	2002-11-15	METHOD FOR FILTERING WASTEWATER AND TREATING ORGANIC WASTE AND DEVICE FOR IMPLEMENTING THE METHOD
AT343560B (en)	1978-06-12	METHOD FOR DISINFECTING WASTE LIQUIDS AND DEVICE FOR CARRYING OUT THE PROCEDURE
AT361409B (en)	1981-03-10	METHOD FOR CLEANING BACH OR RIVER WATER AND DEVICE FOR CARRYING OUT THE PROCESS
AT369673B (en)	1983-01-25	METHOD FOR TREATING SIGNIFICANT WASTE
AT384599B (en)	1987-12-10	METHOD AND DEVICE FOR CLEANING SEWAGE
AT364799B (en)	1981-11-10	METHOD FOR THE ACTIVATED SLUDGE TREATMENT OF WASTEWATER
AT317104B (en)	1974-06-15	METHOD AND DEVICE FOR PURIFYING ORGANICALLY POLLUTED WASTE WATER
AT374774B (en)	1984-05-25	METHOD FOR COMBINED WASTE RECYCLING / WASTEWATER TREATMENT AND MULTI-STAGE FILTRATION DEVICE FOR CARRYING OUT THE METHOD
ATA153878A (en)	1979-12-15	DEVICE AND PROCEDURE FOR SELF-REGULATING MULTI-STAGE BIOLOGICAL CLEANING OF WASTE WATER
ATA259877A (en)	1978-05-15	PROCEDURE FOR NEUTRALIZING ACLALIC WASTE WATER AND DEVICE FOR CARRYING OUT THE PROCESS
ATA450377A (en)	1979-08-15	DEVICE AND METHOD FOR ANAEROBIC PURIFICATION OF WASTE WATER
DD132192A5 (en)	1978-09-06	PROCESS AND DEVICE FOR BIOLOGICAL WASTE CLEANING
AT340963B (en)	1978-01-10	METHOD FOR TOTAL TREATMENT OF AT LEAST PARTLY BIODEGRADABLE WASTE AND DEVICE FOR CARRYING OUT THE METHOD
AT356026B (en)	1980-04-10	METHOD FOR BIOLOGICAL WASTE WATER TREATMENT
AT361865B (en)	1981-04-10	METHOD AND DEVICE FOR WASTE WATER TREATMENT
AT335928B (en)	1977-04-12	METHOD FOR PURIFYING WASTE WATER AND DEVICE FOR IT
AT310688B (en)	1973-10-10	Process and device for the purification of waste water using the activated sludge process
AT333676B (en)	1976-12-10	PROCESS FOR BIOLOGICAL PURIFICATION OF WASTE WATER AND SYSTEM FOR CARRYING OUT THE PROCESS
ATA368778A (en)	1980-05-15	METHOD AND DEVICE FOR PURIFYING POLLUTED WATER
AT360449B (en)	1980-01-12	METHOD AND DEVICE FOR THE BIOLOGICAL CLEANING OF HIGH-LOADED WASTE WATER
AT346256B (en)	1978-11-10	DEVICE FOR THE BIOLOGICAL PURIFICATION OF WASTE WATER
DD133787A1 (en)	1979-01-24	PROCESS FOR THE PROPELLAL DESTRUCTION OF THE SEWAGE SLUDGE ARISING IN BIOLOGICAL WASTE CLEANING PLANTS
ATA425276A (en)	1979-11-15	PROCESS FOR PURIFYING WATER OR WASTE WATER BY ELECTROLYTIC TREATMENT AND DEVICE FOR CARRYING OUT THE PROCEDURE
ATA438975A (en)	1978-07-15	METHOD FOR PURIFYING HIGHLY OIL AND HIGHLY POLLUTED WASTE WATER
AT379787B (en)	1986-02-25	METHOD AND DEVICE FOR TREATING SEWAGE