CH632979A5 - Process for treating waste water containing heavy metals - Google Patents

Process for treating waste water containing heavy metals Download PDF

Info

Publication number: CH632979A5
Authority: CH; Switzerland
Prior art keywords: waste water; heavy metals; wastewater; heavy metal; poorly soluble
Prior art date: 1975-08-08

Application number

CH1008676A

Other languages

German (de)

English (en)

Inventor

Naotaka Sakakibara

Shigeru Ohno

Shigeki Shimizu

Original Assignee

Nippon Electric Co

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.)

1975-08-08

Filing date

1976-08-06

Publication date

1982-11-15

1976-08-06 Application filed by Nippon Electric Co filed Critical Nippon Electric Co

1982-11-15 Publication of CH632979A5 publication Critical patent/CH632979A5/de

Links

239000002351 wastewater Substances 0.000 title claims description 66
229910001385 heavy metal Inorganic materials 0.000 title claims description 65
238000000034 method Methods 0.000 title claims description 22
229910000859 α-Fe Inorganic materials 0.000 claims description 25
239000000126 substance Substances 0.000 claims description 17
150000001875 compounds Chemical class 0.000 claims description 14
150000004692 metal hydroxides Chemical class 0.000 claims description 11
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
239000007787 solid Substances 0.000 claims description 10
239000013078 crystal Substances 0.000 claims description 9
150000004679 hydroxides Chemical class 0.000 claims description 7
239000002244 precipitate Substances 0.000 claims description 7
239000002253 acid Substances 0.000 claims description 4
229910052742 iron Inorganic materials 0.000 claims description 3
238000003756 stirring Methods 0.000 claims description 3
238000005273 aeration Methods 0.000 claims description 2
150000002500 ions Chemical class 0.000 description 16
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
239000007790 solid phase Substances 0.000 description 8
150000002736 metal compounds Chemical class 0.000 description 7
239000010802 sludge Substances 0.000 description 6
239000002002 slurry Substances 0.000 description 6
239000003513 alkali Substances 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 5
238000005755 formation reaction Methods 0.000 description 5
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 5
239000011133 lead Substances 0.000 description 4
239000011572 manganese Substances 0.000 description 4
238000006386 neutralization reaction Methods 0.000 description 4
238000001556 precipitation Methods 0.000 description 4
238000005406 washing Methods 0.000 description 4
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
239000007864 aqueous solution Substances 0.000 description 3
239000002956 ash Substances 0.000 description 3
239000010949 copper Substances 0.000 description 3
230000005294 ferromagnetic effect Effects 0.000 description 3
239000010881 fly ash Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
238000004064 recycling Methods 0.000 description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
150000004649 carbonic acid derivatives Chemical class 0.000 description 2
150000001805 chlorine compounds Chemical class 0.000 description 2
150000002484 inorganic compounds Chemical class 0.000 description 2
229910010272 inorganic material Inorganic materials 0.000 description 2
229910052745 lead Inorganic materials 0.000 description 2
239000007788 liquid Substances 0.000 description 2
229910052748 manganese Inorganic materials 0.000 description 2
239000000463 material Substances 0.000 description 2
229910052753 mercury Inorganic materials 0.000 description 2
239000000779 smoke Substances 0.000 description 2
150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
229910052725 zinc Inorganic materials 0.000 description 2
MFEVGQHCNVXMER-UHFFFAOYSA-L 1,3,2$l^{2}-dioxaplumbetan-4-one Chemical compound [Pb+2].[O-]C([O-])=O MFEVGQHCNVXMER-UHFFFAOYSA-L 0.000 description 1
QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
239000005751 Copper oxide Substances 0.000 description 1
229910000003 Lead carbonate Inorganic materials 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
239000011358 absorbing material Substances 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
238000003321 atomic absorption spectrophotometry Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910052797 bismuth Inorganic materials 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
229910052793 cadmium Inorganic materials 0.000 description 1
RCTYPNKXASFOBE-UHFFFAOYSA-M chloromercury Chemical compound [Hg]Cl RCTYPNKXASFOBE-UHFFFAOYSA-M 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
238000011109 contamination Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
229940116318 copper carbonate Drugs 0.000 description 1
229910000431 copper oxide Inorganic materials 0.000 description 1
GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000007717 exclusion Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000011790 ferrous sulphate Substances 0.000 description 1
235000003891 ferrous sulphate Nutrition 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
239000002440 industrial waste Substances 0.000 description 1
229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
229940112735 lead carbonate Drugs 0.000 description 1
229910000464 lead oxide Inorganic materials 0.000 description 1
PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 1
239000000696 magnetic material Substances 0.000 description 1
239000006148 magnetic separator Substances 0.000 description 1
239000011656 manganese carbonate Substances 0.000 description 1
229940093474 manganese carbonate Drugs 0.000 description 1
235000006748 manganese carbonate Nutrition 0.000 description 1
229910000016 manganese(II) carbonate Inorganic materials 0.000 description 1
XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
229910000474 mercury oxide Inorganic materials 0.000 description 1
UKWHYYKOEPRTIC-UHFFFAOYSA-N mercury(ii) oxide Chemical compound [Hg]=O UKWHYYKOEPRTIC-UHFFFAOYSA-N 0.000 description 1
229910021645 metal ion Inorganic materials 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
239000002245 particle Substances 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
229910052718 tin Inorganic materials 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
239000010936 titanium Substances 0.000 description 1
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
239000010891 toxic waste Substances 0.000 description 1
238000004056 waste incineration Methods 0.000 description 1
239000002699 waste material Substances 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (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)
Removal Of Specific Substances (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Treatment Of Sludge (AREA)

CH1008676A 1975-08-08 1976-08-06 Process for treating waste water containing heavy metals CH632979A5 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP9652175A JPS599237B2 (ja)	1975-08-08	1975-08-08	固相難溶性化合物を含む排水の処理方法

Publications (1)

Publication Number	Publication Date
CH632979A5 true CH632979A5 (en)	1982-11-15

Family

ID=14167432

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1008676A CH632979A5 (en)	1975-08-08	1976-08-06	Process for treating waste water containing heavy metals

Country Status (6)

Country	Link
JP (1)	JPS599237B2 (ja)
CA (1)	CA1078083A (ja)
CH (1)	CH632979A5 (ja)
DE (1)	DE2635672A1 (ja)
GB (1)	GB1560644A (ja)
NL (1)	NL7608552A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5510785A (en) *	1978-07-10	1980-01-25	Sanyo Electric Co	Radio wave absorber for high frequency heater
JPS57110622U (ja) *	1980-12-24	1982-07-08
JPS60228817A (ja) *	1984-04-27	1985-11-14	Matsushita Electric Ind Co Ltd	温風暖房機
RU2221883C2 (ru) *	2001-10-30	2004-01-20	Воропанова Лидия Алексеевна	Способ извлечения ионов никеля из водных растворов с высоким содержанием солей сульфата натрия
CN111807601A (zh) *	2020-07-20	2020-10-23	上海相出净流环保科技开发有限公司	基于动态原位晶核生长成矿的重金属废水处理方法和处理系统

1975
- 1975-08-08 JP JP9652175A patent/JPS599237B2/ja not_active Expired
1976
- 1976-08-01 NL NL7608552A patent/NL7608552A/xx not_active Application Discontinuation
- 1976-08-05 GB GB3269076A patent/GB1560644A/en not_active Expired
- 1976-08-06 CH CH1008676A patent/CH632979A5/de not_active IP Right Cessation
- 1976-08-06 CA CA258,577A patent/CA1078083A/en not_active Expired
- 1976-08-07 DE DE19762635672 patent/DE2635672A1/de not_active Ceased

Also Published As

Publication number	Publication date
CA1078083A (en)	1980-05-20
GB1560644A (en)	1980-02-06
JPS5220664A (en)	1977-02-16
JPS599237B2 (ja)	1984-03-01
DE2635672A1 (de)	1977-02-17
NL7608552A (nl)	1977-02-10

Legal Events

Date	Code	Title	Description
1996-08-30	PL	Patent ceased

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DE69130905T2 (de)	1999-06-17	Kombinierte filtration und fixierung von schwermetallen
DE2017041B2 (de)	1979-03-29	Verfahren zur Abscheidung von Schwermetallen aus Abwässern
DE3822922C2 (de)	1995-09-21	Verfahren zur Abtrennung von Schwermetallen aus Abwässern durch Sulfidfällung mittels Calciumpolysulfid
DE69201838T2 (de)	1995-07-27	Entfernung von gelösten Chelaten aus wässrigen Lösungen.
DE2461640B2 (de)	1978-05-24	Verfahren zur Ablagerung von MIiH
DE2645549A1 (de)	1977-08-25	Verfahren zur fest-fluessig-trennung bei der behandlung von organischen abwaesserschlaemmen
DE2240549A1 (de)	1973-03-08	Vorrichtung zum gleichmaessigen verteilen von fluessigkeit
DE4013974C1 (ja)	1991-09-19
DE3840323A1 (de)	1990-05-31	Verfahren zum entfernen organischer verbindungen aus wasser
DE1299568B (de)	1969-07-17	Verfahren zum Abtrennen von Radium aus Loesungen
DE2748994A1 (de)	1979-05-03	Verfahren zur behandlung von abfallfluessigkeiten
DE2321594A1 (de)	1974-03-21	Verfahren zur behandlung von abwaessern
CH631683A5 (de)	1982-08-31	Verfahren zur abtrennung von cu++-ionen aus waessrigen loesungen, insbesondere abwasser.
DE69812686T2 (de)	2004-02-12	Verfahren zur entzorgung einer organischen substanz
DE69513641T2 (de)	2000-12-07	Verfahren zur stabilizierung von metallen in asche
DE8915591U1 (de)	1991-02-14	Zusammensetzung zum Behandeln von Metallionen und organische und/oder anorganische Verunreinigungen enthaltendem Wasser
DE69008520T2 (de)	1994-11-24	Verfahren zur rückgewinnung von metallen aus abfallflüssigkeiten.
EP0341490B1 (de)	1991-09-25	Verfahren zur Chromausfällung aus Gerbereiabwässern
DE2449057C3 (de)	1981-04-02	Verfahren zur Reinigung von schwermetall- und giftmetallhaltigen Abgasen
DE2712774C2 (de)	1986-08-21	Verfahren zum Eindampfen zur Trockne von Abwasserkonzentraten zur Gewinnung von Feststoffen daraus in sehr feinteiliger Form
EP0530396A1 (de)	1993-03-10	Verfahren zur Phosphatfällung mit Eisenhydroxid
DE4319974A1 (de)	1994-12-15	Verfahren zur Verringerung der Schadstoffgefährlichkeit von Cr(VI)-kontaminierten festen und flüssigen Abfallstoffen
CA1078083A (en)	1980-05-20	Method of treating waste waters containing solid-phase hard-soluble compounds
DE60116845T2 (de)	2006-08-31	Verfahren zur Behandlung flüssiger Medien, die Schwermetalle und Sulfationen enthalten
EP0779246B1 (de)	1999-03-17	Fällungshilfsmittel zur Behandlung von Abwässern