NO302354B1 - Fremgangsmåte ved rensing av vann - Google Patents

Fremgangsmåte ved rensing av vann Download PDF

Info

Publication number: NO302354B1
Authority: NO; Norway
Prior art keywords: sludge; hydrolysis; treated; precipitation; denitrification
Prior art date: 1989-01-11

Application number

NO900124A

Other languages

English (en)

Norwegian (no)

Other versions

NO900124D0 (no

NO900124L (no

Inventor

Ingemar Karlsson

Original Assignee

Kemira Kemi Ab

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.)

1989-01-11

Filing date

1990-01-10

Publication date

1998-02-23

1990-01-10 Application filed by Kemira Kemi Ab filed Critical Kemira Kemi Ab

1990-01-10 Publication of NO900124D0 publication Critical patent/NO900124D0/no

1990-07-12 Publication of NO900124L publication Critical patent/NO900124L/no

1998-02-23 Publication of NO302354B1 publication Critical patent/NO302354B1/no

Links

238000000034 method Methods 0.000 title claims abstract description 27
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 9
239000010802 sludge Substances 0.000 claims abstract description 18
238000001556 precipitation Methods 0.000 claims abstract description 10
229910052799 carbon Inorganic materials 0.000 claims abstract description 8
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
238000000354 decomposition reaction Methods 0.000 claims abstract 2
230000007062 hydrolysis Effects 0.000 claims description 15
238000006460 hydrolysis reaction Methods 0.000 claims description 15
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
239000002351 wastewater Substances 0.000 claims description 10
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
229910052782 aluminium Inorganic materials 0.000 claims description 8
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical class [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
238000009388 chemical precipitation Methods 0.000 claims description 8
238000005903 acid hydrolysis reaction Methods 0.000 claims description 5
229910052742 iron Chemical class 0.000 claims description 5
150000003839 salts Chemical class 0.000 claims description 5
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
229910052698 phosphorus Inorganic materials 0.000 claims description 4
239000011574 phosphorus Substances 0.000 claims description 4
239000002253 acid Substances 0.000 claims description 3
230000001580 bacterial effect Effects 0.000 claims description 3
239000011575 calcium Chemical class 0.000 claims description 3
230000003647 oxidation Effects 0.000 claims description 3
238000007254 oxidation reaction Methods 0.000 claims description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical class [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
235000011941 Tilia x europaea Nutrition 0.000 claims description 2
150000004645 aluminates Chemical class 0.000 claims description 2
229910052791 calcium Inorganic materials 0.000 claims description 2
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 2
239000000920 calcium hydroxide Substances 0.000 claims description 2
229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
235000011116 calcium hydroxide Nutrition 0.000 claims description 2
235000012255 calcium oxide Nutrition 0.000 claims description 2
239000000292 calcium oxide Substances 0.000 claims description 2
239000004571 lime Substances 0.000 claims description 2
235000011121 sodium hydroxide Nutrition 0.000 claims description 2
239000004411 aluminium Substances 0.000 claims 1
150000007514 bases Chemical class 0.000 claims 1
150000007522 mineralic acids Chemical class 0.000 claims 1
239000000725 suspension Substances 0.000 claims 1
238000000746 purification Methods 0.000 abstract description 4
239000000126 substance Substances 0.000 abstract description 4
239000010865 sewage Substances 0.000 abstract 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 13
239000011368 organic material Substances 0.000 description 9
229910052757 nitrogen Inorganic materials 0.000 description 5
229910002651 NO3 Inorganic materials 0.000 description 4
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 4
239000003925 fat Substances 0.000 description 4
239000002245 particle Substances 0.000 description 4
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
239000000701 coagulant Substances 0.000 description 3
229910001873 dinitrogen Inorganic materials 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
235000014633 carbohydrates Nutrition 0.000 description 2
150000001720 carbohydrates Chemical class 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
102000004169 proteins and genes Human genes 0.000 description 2
108090000623 proteins and genes Proteins 0.000 description 2
241000894006 Bacteria Species 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
238000005273 aeration Methods 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
210000000170 cell membrane Anatomy 0.000 description 1
238000002144 chemical decomposition reaction Methods 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000002255 enzymatic effect Effects 0.000 description 1
230000007071 enzymatic hydrolysis Effects 0.000 description 1
238000006047 enzymatic hydrolysis reaction Methods 0.000 description 1
239000007789 gas Substances 0.000 description 1
239000012535 impurity Substances 0.000 description 1
150000002505 iron Chemical class 0.000 description 1
150000002506 iron compounds Chemical class 0.000 description 1
-1 iron-phosphorus compound Chemical class 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
244000005700 microbiome Species 0.000 description 1
150000002823 nitrates Chemical class 0.000 description 1
239000011236 particulate material Substances 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
230000001376 precipitating effect Effects 0.000 description 1
239000000047 product Substances 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
238000005979 thermal decomposition reaction Methods 0.000 description 1
239000002023 wood Substances 0.000 description 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
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
- 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
- C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
- 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
- C02F3/302—Nitrification and denitrification treatment
- 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)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Biodiversity & Conservation Biology (AREA)
Microbiology (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Analytical Chemistry (AREA)
Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Removal Of Specific Substances (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Water Treatment By Sorption (AREA)
Activated Sludge Processes (AREA)
Physical Water Treatments (AREA)
Detergent Compositions (AREA)
Treatment Of Water By Ion Exchange (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Treatment Of Sludge (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Confectionery (AREA)

NO900124A 1989-01-11 1990-01-10 Fremgangsmåte ved rensing av vann NO302354B1 (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8900071A SE8900071D0 (sv)	1989-01-11	1989-01-11	Vattenreningsprocess 2

Publications (3)

Publication Number	Publication Date
NO900124D0 NO900124D0 (no)	1990-01-10
NO900124L NO900124L (no)	1990-07-12
NO302354B1 true NO302354B1 (no)	1998-02-23

Family

ID=20374712

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO900124A NO302354B1 (no)	1989-01-11	1990-01-10	Fremgangsmåte ved rensing av vann

Country Status (12)

Country	Link
EP (1)	EP0378521B1 (de)
JP (1)	JP2928569B2 (de)
AT (1)	ATE95806T1 (de)
CA (1)	CA2007455A1 (de)
DE (1)	DE69003820T2 (de)
DK (1)	DK0378521T3 (de)
ES (1)	ES2047309T3 (de)
FI (1)	FI103725B (de)
IE (1)	IE67375B1 (de)
NO (1)	NO302354B1 (de)
PT (1)	PT92827B (de)
SE (1)	SE8900071D0 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE468985B (sv) *	1990-09-07	1993-04-26	Johnson Axel Eng Ab	Foerfarande foer rening av avloppsvatten
ES2038556B1 (es) *	1991-12-23	1994-02-16	Univ Cantabria	Proceso de tratamiento biologico de aguas residuales basado en una biopelicula desarrollada sobre un soporte permeable a gases.
US5481815A (en) *	1993-06-30	1996-01-09	Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of The Environment	System to reduce sediment toxicity
US5700685A (en) *	1993-07-01	1997-12-23	Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of The Environment	System to reduce sediment toxicity
FR2714045B1 (fr) *	1993-12-20	1997-12-05	Lyonnaise Eaux	Procédé d'épuration d'eaux usées avec dénitrification et installations pour sa mise en Óoeuvre.
ES2145686B1 (es) *	1998-01-14	2001-02-01	Univ Cantabria	Proceso de depuracion biologica conjunta de fosforo y materia organica carbonosa, empleando biopelicula fija sobre soporte hidrofobo y permeable al flujo de gases, y con alimentacion de gases de oxigenacion a traves del soporte.
GB9827518D0 (en) *	1998-12-14	1999-02-10	County Environmental Services	Landfill leachate treatment
KR100432321B1 (ko) *	2002-08-13	2004-05-20	엔바이로텍 주식회사	슬러지 분해가용화 방법을 이용한 슬러지 무배출하수고도처리방법
JP4572504B2 (ja) *	2003-03-24	2010-11-04	栗田工業株式会社	生物脱窒方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3586625A (en) *	1969-12-12	1971-06-22	Texaco Inc	Treatment of aqueous streams for removal of nitrogen and phosphorus compounds
JPS5044651A (de) *	1973-08-27	1975-04-22
US3939068A (en) *	1973-12-06	1976-02-17	The United States Of America As Represented By The Secretary Of The Army	Process for treating waste water containing cellulose nitrate particles
JPS51122945A (en) *	1975-04-18	1976-10-27	Ebara Infilco Co Ltd	Process for treating waste water
JPS6028894A (ja) *	1983-07-26	1985-02-14	Kurita Water Ind Ltd	し尿の処理方法
SE456500B (sv) *	1985-09-16	1988-10-10	Boliden Ab	Forfarande for rening av vatten for eliminering av kveve

1989
- 1989-01-11 SE SE8900071A patent/SE8900071D0/xx unknown
1990
- 1990-01-09 DK DK90850009T patent/DK0378521T3/da active
- 1990-01-09 AT AT90850009T patent/ATE95806T1/de not_active IP Right Cessation
- 1990-01-09 DE DE90850009T patent/DE69003820T2/de not_active Expired - Fee Related
- 1990-01-09 ES ES90850009T patent/ES2047309T3/es not_active Expired - Lifetime
- 1990-01-09 EP EP19900850009 patent/EP0378521B1/de not_active Expired - Lifetime
- 1990-01-10 FI FI900142A patent/FI103725B/fi not_active IP Right Cessation
- 1990-01-10 NO NO900124A patent/NO302354B1/no unknown
- 1990-01-10 JP JP164990A patent/JP2928569B2/ja not_active Expired - Fee Related
- 1990-01-10 IE IE9990A patent/IE67375B1/en not_active IP Right Cessation
- 1990-01-10 CA CA 2007455 patent/CA2007455A1/en not_active Abandoned
- 1990-01-10 PT PT92827A patent/PT92827B/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPH02273600A (ja)	1990-11-08
DE69003820D1 (de)	1993-11-18
IE67375B1 (en)	1996-03-20
FI900142A0 (fi)	1990-01-10
ATE95806T1 (de)	1993-10-15
IE900099L (en)	1990-07-11
NO900124D0 (no)	1990-01-10
SE8900071D0 (sv)	1989-01-11
EP0378521A1 (de)	1990-07-18
EP0378521B1 (de)	1993-10-13
PT92827B (pt)	1996-11-29
DE69003820T2 (de)	1994-02-10
FI103725B1 (fi)	1999-08-31
ES2047309T3 (es)	1994-02-16
JP2928569B2 (ja)	1999-08-03
DK0378521T3 (da)	1994-02-14
PT92827A (pt)	1990-07-31
CA2007455A1 (en)	1990-07-11
NO900124L (no)	1990-07-12
FI103725B (fi)	1999-08-31
FI900142L (fi)	1990-07-12

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