FI123332B - Menetelmä veden puhdistamiseksi - Google Patents
Menetelmä veden puhdistamiseksi Download PDFInfo
- Publication number
- FI123332B FI123332B FI20105919A FI20105919A FI123332B FI 123332 B FI123332 B FI 123332B FI 20105919 A FI20105919 A FI 20105919A FI 20105919 A FI20105919 A FI 20105919A FI 123332 B FI123332 B FI 123332B
- Authority
- FI
- Finland
- Prior art keywords
- peracetic acid
- water
- concentration
- dosing
- redox potential
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 80
- 238000000746 purification Methods 0.000 title description 13
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 claims description 164
- 238000000034 method Methods 0.000 claims description 39
- 238000005259 measurement Methods 0.000 claims description 17
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 9
- 239000000460 chlorine Substances 0.000 claims description 9
- 229910052801 chlorine Inorganic materials 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 244000005700 microbiome Species 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 235000019645 odor Nutrition 0.000 description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 230000000711 cancerogenic effect Effects 0.000 description 3
- 231100000315 carcinogenic Toxicity 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000645 desinfectant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 229940088597 hormone Drugs 0.000 description 2
- 239000005556 hormone Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 231100000167 toxic agent Toxicity 0.000 description 2
- QDHHCQZDFGDHMP-UHFFFAOYSA-N Chloramine Chemical class ClN QDHHCQZDFGDHMP-UHFFFAOYSA-N 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000224466 Giardia Species 0.000 description 1
- 241000589248 Legionella Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 241000607142 Salmonella Species 0.000 description 1
- 241000863480 Vinca Species 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000003640 drug residue Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 231100000317 environmental toxin Toxicity 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- 108700012359 toxins Proteins 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000003643 water by type 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group; Thio analogues thereof
-
- 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
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- 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
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/685—Devices for dosing the additives
- C02F1/686—Devices for dosing liquid additives
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/32—Hydrocarbons, e.g. oil
- C02F2101/322—Volatile compounds, e.g. benzene
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/04—Oxidation reduction potential [ORP]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/12—Volatile Fatty Acids (VFAs)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/44—Time
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Plant Pathology (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Immunology (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
- Physical Water Treatments (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20105919A FI123332B (fi) | 2010-08-31 | 2010-08-31 | Menetelmä veden puhdistamiseksi |
RU2013113676/05A RU2565175C2 (ru) | 2010-08-31 | 2011-08-26 | Способ очистки воды |
US13/819,138 US20130220941A1 (en) | 2010-08-31 | 2011-08-26 | Method for purifying water |
PCT/FI2011/050746 WO2012028778A1 (fr) | 2010-08-31 | 2011-08-26 | Procédé de purification de l'eau |
CN2011800418657A CN103097304A (zh) | 2010-08-31 | 2011-08-26 | 用于净化水的方法 |
EP11821169.7A EP2611739A4 (fr) | 2010-08-31 | 2011-08-26 | Procédé de purification de l'eau |
ZA2013/02330A ZA201302330B (en) | 2010-08-31 | 2013-03-28 | Method for purifying water |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20105919A FI123332B (fi) | 2010-08-31 | 2010-08-31 | Menetelmä veden puhdistamiseksi |
FI20105919 | 2010-08-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20105919A0 FI20105919A0 (fi) | 2010-08-31 |
FI20105919L FI20105919L (fi) | 2012-03-01 |
FI123332B true FI123332B (fi) | 2013-02-28 |
Family
ID=42669423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20105919A FI123332B (fi) | 2010-08-31 | 2010-08-31 | Menetelmä veden puhdistamiseksi |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130220941A1 (fr) |
EP (1) | EP2611739A4 (fr) |
CN (1) | CN103097304A (fr) |
FI (1) | FI123332B (fr) |
RU (1) | RU2565175C2 (fr) |
WO (1) | WO2012028778A1 (fr) |
ZA (1) | ZA201302330B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2870226C (fr) | 2012-04-20 | 2020-09-22 | Kemira Oyj | Traitement de l'eau |
US20150005379A1 (en) * | 2013-06-27 | 2015-01-01 | Peroxychem Llc | Wastewater treatment method |
DE102013107245A1 (de) * | 2013-07-09 | 2015-01-15 | Alexander Erdtmann Dosiertechnik GbR (vertr.ber. Gesellsch.: Alexander Erdtmann, 74731 Walldürn) | Verfahren und System zur Behandlung von wässrigen Prozessflüssigkeiten in geschlossenen oder teilgeschlossenen Systemen |
WO2017027982A1 (fr) * | 2015-08-20 | 2017-02-23 | Trojan Technologies | Désinfection de fluide à l'aide d'une exposition à un rayonnement ultraviolet et à un produit désinfectant chimique |
WO2018091784A1 (fr) * | 2016-11-18 | 2018-05-24 | Kemira Oyj | Procédé de traitement d'eaux usées et de boues d'épuration à l'aide d'un acide percarboxylique |
CN111747556A (zh) * | 2019-03-27 | 2020-10-09 | 玄又玄(上海)科技中心(有限合伙) | 粪便污水处理装置和方法 |
CN110146574B (zh) * | 2019-05-30 | 2021-11-05 | 中国环境科学研究院 | 地下水野外过滤采样与动水流指标测定装置及测定方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1043118A1 (ru) * | 1981-12-08 | 1983-09-23 | Украинский Институт Инженеров Водного Хозяйства | Способ обесцвечивани сточных вод красильно-отделочных производств |
US5348664A (en) * | 1992-10-28 | 1994-09-20 | Stranco, Inc. | Process for disinfecting water by controlling oxidation/reduction potential |
RU2071951C1 (ru) * | 1992-11-27 | 1997-01-20 | Акционерное общество "Научно-технический комплекс Союзцветметавтоматика" | Способ автоматического управления процессом очистки стоков промышленных предприятий |
IT1271141B (it) * | 1993-07-29 | 1997-05-27 | Promox S R L | Procedimento per la potabilizzazione delle acque destinate al consumo umano |
DE19844179B4 (de) * | 1998-09-28 | 2004-08-19 | Usf Wallace & Tiernan Gmbh | Verfahren zum Einstellen der Zugabe von Desinfektionsmittel zu Wasser |
DE10237745A1 (de) * | 2002-08-17 | 2004-03-11 | Henkel Kgaa | Steuerung der Biozidzugabe von Prozeßflüssigkeiten |
AU2003295718A1 (en) * | 2002-11-25 | 2004-06-18 | Purstream Technologies, Inc. | Wet and dry weather water flows disinfection system |
US8119412B2 (en) * | 2007-06-05 | 2012-02-21 | Ecolab Usa Inc. | Kinetic determination of peracid and/or peroxide concentrations |
FI20085364A0 (fi) * | 2008-04-24 | 2008-04-24 | Pac Solution Oy | Menetelmä ja koostumus talousveden puhdistamiseksi |
CN101863526A (zh) * | 2010-07-05 | 2010-10-20 | 李朝林 | 紫外催化湿式氧化降解污染物的方法及装置 |
-
2010
- 2010-08-31 FI FI20105919A patent/FI123332B/fi active IP Right Grant
-
2011
- 2011-08-26 CN CN2011800418657A patent/CN103097304A/zh active Pending
- 2011-08-26 EP EP11821169.7A patent/EP2611739A4/fr not_active Ceased
- 2011-08-26 WO PCT/FI2011/050746 patent/WO2012028778A1/fr active Application Filing
- 2011-08-26 RU RU2013113676/05A patent/RU2565175C2/ru active
- 2011-08-26 US US13/819,138 patent/US20130220941A1/en not_active Abandoned
-
2013
- 2013-03-28 ZA ZA2013/02330A patent/ZA201302330B/en unknown
Also Published As
Publication number | Publication date |
---|---|
ZA201302330B (en) | 2014-06-25 |
CN103097304A (zh) | 2013-05-08 |
RU2013113676A (ru) | 2014-10-10 |
WO2012028778A1 (fr) | 2012-03-08 |
RU2565175C2 (ru) | 2015-10-20 |
EP2611739A1 (fr) | 2013-07-10 |
US20130220941A1 (en) | 2013-08-29 |
EP2611739A4 (fr) | 2014-07-30 |
FI20105919L (fi) | 2012-03-01 |
FI20105919A0 (fi) | 2010-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI123332B (fi) | Menetelmä veden puhdistamiseksi | |
US8246829B2 (en) | Systems and methods for water treatment and remediation | |
CN101704609B (zh) | 预臭氧与曝气生物活性炭给水处理方法 | |
US8192626B2 (en) | Wastewater chemical/biological treatment method for open water discharge | |
US11485659B2 (en) | Wastewater treatment apparatus to achieve class B biosolids using chlorine dioxide | |
KR100864806B1 (ko) | 처리효율을 극대화한 고도수처리시스템 | |
CN102276108A (zh) | 一种畜禽沼液净化装置和方法 | |
CN109734248B (zh) | 一种反渗透浓缩水深度处理方法与设备 | |
Böhme | Ozone technology of German industrial enterprises | |
CN106938876B (zh) | 一种矿泉水生产企业清洗废水的预处理方法 | |
KR100296887B1 (ko) | 해산어육상축양장의수질개선방법및그장치 | |
CN104925896A (zh) | 一种led紫外去除水中含氮污染物装置及利用该装置去除水中含氮污染物的方法 | |
CN109574380A (zh) | 一种污水处理工艺 | |
Barbusiński | The full-scale treatment plant for decolourisation of dye wastewater | |
KR100882228B1 (ko) | 과염소산염을 포함한 폐수의 처리 장치 및 그 처리 방법 | |
KR200228702Y1 (ko) | 음용수 제조장치 | |
KR100470215B1 (ko) | 하수처리방법 | |
Pathe et al. | Physico-chemical treatment of wastewater from clusters of small scale cotton textile units | |
Hajiali et al. | Study on oxidation mechanism of ozonated wastewater treatment: color removal and algae elimination | |
Steffen | Water 061-Water Treatment and Disposal II | |
Kumar | Effluents and Waste Water Treatment by Physical, Chemical and Biological Method | |
CN112125480A (zh) | 一种污水处理工艺 | |
JP5950668B2 (ja) | 余剰汚泥の減量化方法 | |
Ratnaweera et al. | Planning of reconstruction of purification facilities of water treatment system in the city of Austin (Norway) | |
CN1648068A (zh) | 生活污水净化再生回用技术 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Ref document number: 123332 Country of ref document: FI Kind code of ref document: B |
|
PC | Transfer of assignment of patent |
Owner name: JK CORPORATION OY |