DK264884A - Fremgangsmaade til forbehandling af slam til forbedring af flokkulerings- og/eller afvandingsopfoerslen i en efterfoelgende afvandingsanordning - Google Patents

Fremgangsmaade til forbehandling af slam til forbedring af flokkulerings- og/eller afvandingsopfoerslen i en efterfoelgende afvandingsanordning Download PDF

Info

Publication number: DK264884A
Authority: DK; Denmark
Prior art keywords: added; flucculation; slam; preparing; improve
Prior art date: 1983-05-30

Application number

DK264884A

Other languages

English (en)

Other versions

DK264884D0 (da

Inventor

Michel Schweizer

Erwin Puschenjak

Original Assignee

Voest Alpine 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.)

1983-05-30

Filing date

1984-05-29

Publication date

1984-12-01

1984-05-29 Application filed by Voest Alpine Ag filed Critical Voest Alpine Ag

1984-05-29 Publication of DK264884D0 publication Critical patent/DK264884D0/da

1984-12-01 Publication of DK264884A publication Critical patent/DK264884A/da

Links

238000000034 method Methods 0.000 title abstract 2
238000012279 drainage procedure Methods 0.000 title 1
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
239000007788 liquid Substances 0.000 abstract 2
239000003921 oil Substances 0.000 abstract 2
239000006259 organic additive Substances 0.000 abstract 2
239000010802 sludge Substances 0.000 abstract 2
239000007787 solid Substances 0.000 abstract 2
239000002671 adjuvant Substances 0.000 abstract 1
239000003570 air Substances 0.000 abstract 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
230000003311 flocculating effect Effects 0.000 abstract 1
230000016615 flocculation Effects 0.000 abstract 1
238000005189 flocculation Methods 0.000 abstract 1
239000007800 oxidant agent Substances 0.000 abstract 1
239000001301 oxygen Substances 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1
229920000867 polyelectrolyte Polymers 0.000 abstract 1
238000002203 pretreatment Methods 0.000 abstract 1
239000002699 waste material Substances 0.000 abstract 1

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
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- 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
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Treatment Of Sludge (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)

DK264884A 1983-05-30 1984-05-29 Fremgangsmaade til forbehandling af slam til forbedring af flokkulerings- og/eller afvandingsopfoerslen i en efterfoelgende afvandingsanordning DK264884A (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AT197683		1983-05-30
AT197483		1983-05-30

Publications (2)

Publication Number	Publication Date
DK264884D0 DK264884D0 (da)	1984-05-29
DK264884A true DK264884A (da)	1984-12-01

Family

ID=25597315

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK264884A DK264884A (da)	1983-05-30	1984-05-29	Fremgangsmaade til forbehandling af slam til forbedring af flokkulerings- og/eller afvandingsopfoerslen i en efterfoelgende afvandingsanordning

Country Status (6)

Country	Link
EP (1)	EP0127604B1 (da)
AT (1)	ATE27136T1 (da)
DD (1)	DD218609A5 (da)
DE (1)	DE3463644D1 (da)
DK (1)	DK264884A (da)
HU (1)	HU194130B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT388724B (de) *	1985-06-12	1989-08-25	Voest Alpine Ag	Verfahren zur herstellung eines veredelungsproduktes aus klaerschlaemmen
RU2116267C1 (ru) *	1997-04-01	1998-07-27	Закрытое акционерное общество "Химтэк Инжиниринг"	Способ обработки отстоя сточных вод
CN108467775B (zh) *	2018-06-06	2023-09-12	长春工程学院	微氧化法废机油再生装置及再生工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE135830C (da) *
US3530067A (en) *	1968-06-06	1970-09-22	Fmc Corp	Method of treating sewage
US4196077A (en) *	1972-08-07	1980-04-01	Exxon Research & Engineering Co.	Sewage sludge dewatering
JPS5245582A (en) *	1975-10-09	1977-04-11	Tokai Denka Kogyo Kk	Solid-liquid separation method of organic waste fluid sludge
US4210531A (en) *	1977-12-15	1980-07-01	American Cyanamid Company	Process for dewatering mineral concentrates

1984
- 1984-05-15 EP EP84890087A patent/EP0127604B1/de not_active Expired
- 1984-05-15 DE DE8484890087T patent/DE3463644D1/de not_active Expired
- 1984-05-15 AT AT84890087T patent/ATE27136T1/de not_active IP Right Cessation
- 1984-05-28 DD DD84263451A patent/DD218609A5/de unknown
- 1984-05-29 DK DK264884A patent/DK264884A/da not_active Application Discontinuation
- 1984-05-29 HU HU842073A patent/HU194130B/hu unknown

Also Published As

Publication number	Publication date
DE3463644D1 (en)	1987-06-19
HU194130B (en)	1988-01-28
ATE27136T1 (de)	1987-05-15
EP0127604A1 (de)	1984-12-05
EP0127604B1 (de)	1987-05-13
DD218609A5 (de)	1985-02-13
HUT40378A (en)	1986-12-28
DK264884D0 (da)	1984-05-29

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Legal Events

Date	Code	Title	Description
1987-02-16	AHB	Application shelved due to non-payment
1990-01-15	AHB	Application shelved due to non-payment