IT1116823B - IMPROVEMENT IN SLUDGE DIGESTION PROCEDURES - Google Patents

IMPROVEMENT IN SLUDGE DIGESTION PROCEDURES

Info

Publication number: IT1116823B
Authority: IT; Italy
Prior art keywords: improvement; sludge digestion; digestion procedures; procedures; sludge
Prior art date: 1977-10-13

Application number

IT5148278A

Other languages

Italian (it)

Other versions

IT7851482A0 (en

Original Assignee

Union Carbide Corp

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.)

1977-10-13

Filing date

1978-10-12

Publication date

1986-02-10

1978-10-12 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1978-10-12 Publication of IT7851482A0 publication Critical patent/IT7851482A0/en

1978-10-25 Priority claimed from KR1019780003213A external-priority patent/KR830001900B1/en

1986-02-10 Application granted granted Critical

1986-02-10 Publication of IT1116823B publication Critical patent/IT1116823B/en

Links

230000029087 digestion Effects 0.000 title 1
238000000034 method Methods 0.000 title 1
239000010802 sludge Substances 0.000 title 1

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
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
- 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
- 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
- C02F3/30—Aerobic and anaerobic 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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
- 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)
Biodiversity & Conservation Biology (AREA)
Microbiology (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Treatment Of Sludge (AREA)

IT5148278A 1977-10-13 1978-10-12 IMPROVEMENT IN SLUDGE DIGESTION PROCEDURES IT1116823B (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US84190277A	1977-10-13	1977-10-13
US92809978A	1978-07-26	1978-07-26
KR1019780003213A KR830001900B1 (en)	1978-10-25	1978-10-25	Aerobic and Anaerobic Sludge Decomposition

Publications (2)

Publication Number	Publication Date
IT7851482A0 IT7851482A0 (en)	1978-10-12
IT1116823B true IT1116823B (en)	1986-02-10

Family

ID=27348167

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT5148278A IT1116823B (en)	1977-10-13	1978-10-12	IMPROVEMENT IN SLUDGE DIGESTION PROCEDURES

Country Status (13)

Country	Link
JP (1)	JPS5464848A (en)
AT (1)	AT385979B (en)
BR (1)	BR7806742A (en)
CA (1)	CA1115432A (en)
DD (1)	DD140740A5 (en)
DE (1)	DE2844498C2 (en)
DK (1)	DK454978A (en)
ES (2)	ES474110A1 (en)
FR (1)	FR2440920A2 (en)
GB (1)	GB2006743A (en)
IT (1)	IT1116823B (en)
PH (1)	PH17462A (en)
SU (1)	SU973013A3 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2852544C2 (en) *	1978-12-05	1982-11-04	Menzel Gmbh & Co, 7000 Stuttgart	Process for stabilizing and largely sanitizing sewage sludge from sewage treatment plants
US4276174A (en) *	1980-03-26	1981-06-30	Union Carbide Corporation	Control of sludge temperature in autothermal sludge digestion
FR2614888B1 (en) *	1987-05-07	1989-08-18	Jullien Antonin	PROCESS FOR THE METHANIC FERMENTATION OF ORGANIC MATERIALS AND DEVICE FOR IMPLEMENTING SAME
DE3813844C2 (en) *	1988-04-23	1993-12-23	Fuchs Leonhard	Process for decontaminating sewage sludge
AT397382B (en) *	1992-01-14	1994-03-25	Ingerle Kurt Dipl Ing Dr Techn	METHOD FOR DENITRIFYING WASTEWATER
ES2070787B1 (en) *	1993-12-01	1996-01-01	S E De Carburos Metalicos S A	NEW PROCEDURE FOR THE DIGESTION OF SLUDGE IN WASTEWATER TREATMENT TREATMENTS.
JPWO2006011241A1 (en) *	2004-07-30	2008-05-01	永和国土環境株式会社	Wastewater purification equipment
JP4929641B2 (en) *	2005-08-04	2012-05-09	日本下水道事業団	Organic waste liquid treatment equipment
JP4665693B2 (en) *	2005-09-30	2011-04-06	栗田工業株式会社	Method and apparatus for treating organic waste
US8894856B2 (en)	2008-03-28	2014-11-25	Evoqua Water Technologies Llc	Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
KR20100136989A (en)	2008-03-28	2010-12-29	지멘스 워터 테크놀로지스 코포레이션	Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
US8685247B2 (en)	2009-12-03	2014-04-01	Evoqua Water Technologies Llc	Systems and methods for nutrient removal in biological treatment systems
CN103402926A (en)	2010-04-21	2013-11-20	西门子私人有限公司	Methods and systems for treating wastewater
EP2606008A4 (en)	2010-08-18	2014-07-23	Evoqua Water Technologies Llc	Contact-stabilization/prime-float hybrid
US9359236B2 (en)	2010-08-18	2016-06-07	Evoqua Water Technologies Llc	Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
AU2014262972B2 (en)	2013-05-06	2017-09-28	Evoqua Water Technologies Llc	Wastewater biosorption with dissolved air flotation
CN110683724B (en) *	2019-11-13	2022-04-05	湖南军信环保股份有限公司	Treatment method for improving centrifugal dehydration efficiency of anaerobic sludge

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3368967A (en) *	1965-10-19	1968-02-13	Beloit Corp	Process for treatment of sludge and apparatus therefor
DE1584958A1 (en) *	1965-12-20	1970-02-05	Heinrich Onnen	Method and device for cleaning waste water
US3926794A (en) *	1974-06-28	1975-12-16	Union Carbide Corp	Warm sludge digestion with oxygen

1978
- 1978-10-02 CA CA312,460A patent/CA1115432A/en not_active Expired
- 1978-10-04 PH PH21677A patent/PH17462A/en unknown
- 1978-10-11 ES ES474110A patent/ES474110A1/en not_active Expired
- 1978-10-12 IT IT5148278A patent/IT1116823B/en active
- 1978-10-12 GB GB7840379A patent/GB2006743A/en not_active Withdrawn
- 1978-10-12 BR BR7806742A patent/BR7806742A/en unknown
- 1978-10-12 DK DK454978A patent/DK454978A/en not_active Application Discontinuation
- 1978-10-12 DE DE2844498A patent/DE2844498C2/en not_active Expired
- 1978-10-12 AT AT732678A patent/AT385979B/en active
- 1978-10-12 SU SU782676102A patent/SU973013A3/en active
- 1978-10-12 FR FR7829130A patent/FR2440920A2/en active Granted
- 1978-10-12 JP JP12474378A patent/JPS5464848A/en active Pending
- 1978-10-13 DD DD78208442A patent/DD140740A5/en unknown
1979
- 1979-01-05 ES ES476599A patent/ES476599A1/en not_active Expired

Also Published As

Publication number	Publication date
DE2844498A1 (en)	1979-04-19
DD140740A5 (en)	1980-03-26
ATA732678A (en)	1987-11-15
BR7806742A (en)	1979-05-08
SU973013A3 (en)	1982-11-07
DK454978A (en)	1979-04-14
FR2440920A2 (en)	1980-06-06
IT7851482A0 (en)	1978-10-12
CA1115432A (en)	1981-12-29
JPS5464848A (en)	1979-05-25
GB2006743A (en)	1979-05-10
AT385979B (en)	1988-06-10
DE2844498C2 (en)	1985-08-29
FR2440920B2 (en)	1984-06-29
ES476599A1 (en)	1979-07-16
ES474110A1 (en)	1979-07-16
PH17462A (en)	1984-08-29

Publication	Publication Date	Title
IT1102742B (en)	1985-10-07	IMPROVEMENT IN CATHETERS
ES498111A0 (en)	1982-05-16	ELECTROLYSIS DEVICE
IT1104850B (en)	1985-10-28	IMPROVEMENT IN CATHETERS
IT1107684B (en)	1985-11-25	IMPROVEMENT IN CATHETERS
IT1102489B (en)	1985-10-07	IMPROVEMENT IN THE LAMP HOLDER
IT7848121A0 (en)	1978-02-20	IMPROVEMENT IN THERMOSES
IT1102574B (en)	1985-10-07	IMPROVEMENT IN CENTRIFUGAL PURIFIERS
IT7851120A0 (en)	1978-09-18	IMPROVEMENT IN PERFORATING PROJECTILES
IT1102475B (en)	1985-10-07	IMPROVEMENT IN THICKENERS FOR MANGINI
IT1116823B (en)	1986-02-10	IMPROVEMENT IN SLUDGE DIGESTION PROCEDURES
IT1101766B (en)	1985-10-07	IMPROVEMENT IN FILTERS
IT7848952A0 (en)	1978-04-18	IMPROVEMENT IN WASTEWATER PURIFICATION PROCEDURES
IT7950313A0 (en)	1979-09-20	IMPROVEMENT IN POWER UNITS FOR VESSELS
ES491520A0 (en)	1980-12-16	IMPROVEMENTS IN SLUDGE THICKENING DECANTERS
JPS55145401A (en)	1980-11-13	Improvement in power synthesizing or dividing structure
IT1106596B (en)	1985-11-11	IMPROVEMENT IN THE MILLS
MX147698A (en)	1983-01-05	IMPROVEMENTS IN ELECTROLYZING DEVICE
IT1096060B (en)	1985-08-17	ELECTROLYTIC PROCESSING
SE7802885L (en)	1978-09-29	AMINMONOFLUORPHOSPHATES IN DENTISTS
MX145193A (en)	1982-01-13	IMPROVEMENTS IN ELECTROLYTIC CELL
IT1102465B (en)	1985-10-07	IMPROVEMENT IN THE PROCEDURES FOR THE ELECTRODEPOSITION OF MANGANESE
SE7803593L (en)	1978-10-02	CATHIONIC STYRYLGEMNEN
IT1157153B (en)	1987-02-11	IMPROVEMENT IN CATHETERS
IT1106077B (en)	1985-11-11	IMPROVEMENT IN CATHETERS
IT1105252B (en)	1985-10-28	IMPROVEMENT IN NEROFUMO PRODUCTION PROCEDURES