DE2353559A1 - Verfahren zum entfernen von toxischen cyanidionen aus mit cyanid verunreinigten alkalischen waessrigen loesungen - Google Patents

Verfahren zum entfernen von toxischen cyanidionen aus mit cyanid verunreinigten alkalischen waessrigen loesungen

Info

Publication number: DE2353559A1
Authority: DE; Germany
Prior art keywords: iron; cyanide; water; peat; salt
Prior art date: 1972-11-10
Legal status (The legal status 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 status listed.): Pending

Application number

DE19732353559

Other languages

German (de)

English (en)

Inventor

Bernard Coupal

Jean-Marc Lalancette

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Universite de Sherbrooke

Original Assignee

Universite de Sherbrooke

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.)

1972-11-10

Filing date

1973-10-25

Publication date

1974-05-16

1973-10-25 Application filed by Universite de Sherbrooke filed Critical Universite de Sherbrooke

1974-05-16 Publication of DE2353559A1 publication Critical patent/DE2353559A1/de

Status Pending legal-status Critical Current

Links

XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title claims description 25
238000000034 method Methods 0.000 title claims description 15
231100000331 toxic Toxicity 0.000 title claims 2
230000002588 toxic effect Effects 0.000 title claims 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
239000003415 peat Substances 0.000 claims description 23
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 9
150000002505 iron Chemical class 0.000 claims description 5
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 4
229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 4
229910021577 Iron(II) chloride Inorganic materials 0.000 claims description 3
229910002651 NO3 Inorganic materials 0.000 claims description 2
NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 2
PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims 3
239000000243 solution Substances 0.000 claims 3
239000000725 suspension Substances 0.000 claims 2
235000000434 Melocanna baccifera Nutrition 0.000 claims 1
241001497770 Melocanna baccifera Species 0.000 claims 1
239000007864 aqueous solution Substances 0.000 claims 1
239000000203 mixture Substances 0.000 claims 1
150000003839 salts Chemical class 0.000 claims 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
239000002244 precipitate Substances 0.000 description 7
238000006243 chemical reaction Methods 0.000 description 3
229910052742 iron Inorganic materials 0.000 description 3
KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 2
-1 cyanate ions Chemical class 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000009713 electroplating Methods 0.000 description 2
238000001914 filtration Methods 0.000 description 2
LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
239000010842 industrial wastewater Substances 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
DCYOBGZUOMKFPA-UHFFFAOYSA-N iron(2+);iron(3+);octadecacyanide Chemical compound [Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] DCYOBGZUOMKFPA-UHFFFAOYSA-N 0.000 description 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 2
239000002699 waste material Substances 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
229910021575 Iron(II) bromide Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
239000005708 Sodium hypochlorite Substances 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
230000009918 complex formation Effects 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
QPJDMGCKMHUXFD-UHFFFAOYSA-N cyanogen chloride Chemical compound ClC#N QPJDMGCKMHUXFD-UHFFFAOYSA-N 0.000 description 1
229940076136 ferrous iodide Drugs 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
QZRHHEURPZONJU-UHFFFAOYSA-N iron(2+) dinitrate nonahydrate Chemical compound O.O.O.O.O.O.O.O.O.[Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O QZRHHEURPZONJU-UHFFFAOYSA-N 0.000 description 1
SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 1
WOSISLOTWLGNKT-UHFFFAOYSA-L iron(2+);dichloride;hexahydrate Chemical compound O.O.O.O.O.O.Cl[Fe]Cl WOSISLOTWLGNKT-UHFFFAOYSA-L 0.000 description 1
MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 1
CKFMJXZQTNRXGX-UHFFFAOYSA-L iron(2+);diperchlorate Chemical compound [Fe+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O CKFMJXZQTNRXGX-UHFFFAOYSA-L 0.000 description 1
GYCHYNMREWYSKH-UHFFFAOYSA-L iron(ii) bromide Chemical compound [Fe+2].[Br-].[Br-] GYCHYNMREWYSKH-UHFFFAOYSA-L 0.000 description 1
BQZGVMWPHXIKEQ-UHFFFAOYSA-L iron(ii) iodide Chemical compound [Fe+2].[I-].[I-] BQZGVMWPHXIKEQ-UHFFFAOYSA-L 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000012452 mother liquor Substances 0.000 description 1
150000002825 nitriles Chemical class 0.000 description 1
231100000252 nontoxic Toxicity 0.000 description 1
230000003000 nontoxic effect Effects 0.000 description 1
231100000614 poison Toxicity 0.000 description 1
230000007096 poisonous effect Effects 0.000 description 1
239000000047 product Substances 0.000 description 1
239000010865 sewage Substances 0.000 description 1
229910052709 silver Inorganic materials 0.000 description 1
239000004332 silver Substances 0.000 description 1
RVUXIPACAZKWHU-UHFFFAOYSA-N sulfuric acid;heptahydrate Chemical compound O.O.O.O.O.O.O.OS(O)(=O)=O RVUXIPACAZKWHU-UHFFFAOYSA-N 0.000 description 1
ZUUZGQPEQORUEV-UHFFFAOYSA-N tetrahydrate;hydrochloride Chemical compound O.O.O.O.Cl ZUUZGQPEQORUEV-UHFFFAOYSA-N 0.000 description 1
231100000419 toxicity Toxicity 0.000 description 1
230000001988 toxicity Effects 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000003911 water pollution Methods 0.000 description 1

Classifications

- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/33—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemical fixing the harmful substance, e.g. by chelation or complexation
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/45—Inorganic substances containing nitrogen or phosphorus
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides

Landscapes

Chemical & Material Sciences (AREA)
General Health & Medical Sciences (AREA)
General Chemical & Material Sciences (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Hydrology & Water Resources (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Toxicology (AREA)
Chemical Kinetics & Catalysis (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Removal Of Specific Substances (AREA)
Water Treatment By Sorption (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

DE19732353559 1972-11-10 1973-10-25 Verfahren zum entfernen von toxischen cyanidionen aus mit cyanid verunreinigten alkalischen waessrigen loesungen Pending DE2353559A1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US30528772A	1972-11-10	1972-11-10

Publications (1)

Publication Number	Publication Date
DE2353559A1 true DE2353559A1 (de)	1974-05-16

Family

ID=23180182

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE19732353559 Pending DE2353559A1 (de)	1972-11-10	1973-10-25	Verfahren zum entfernen von toxischen cyanidionen aus mit cyanid verunreinigten alkalischen waessrigen loesungen

Country Status (6)

Country	Link
JP (1)	JPS521587B2 (zh)
BE (1)	BE807057A (zh)
DE (1)	DE2353559A1 (zh)
FR (1)	FR2206285A1 (zh)
GB (1)	GB1440503A (zh)
NL (1)	NL7314169A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5629697A (en) *	1979-08-13	1981-03-25	Electroplating Eng Of Japan Co	Regeneration of gold plating liquid
US4312760A (en) *	1980-02-19	1982-01-26	Neville Roy G	Method for the removal of free and complex cyanides from water

1973
- 1973-10-15 NL NL7314169A patent/NL7314169A/xx unknown
- 1973-10-24 GB GB4962773A patent/GB1440503A/en not_active Expired
- 1973-10-25 DE DE19732353559 patent/DE2353559A1/de active Pending
- 1973-11-08 BE BE137523A patent/BE807057A/xx not_active IP Right Cessation
- 1973-11-08 FR FR7339769A patent/FR2206285A1/fr not_active Withdrawn
- 1973-11-10 JP JP12671273A patent/JPS521587B2/ja not_active Expired

Also Published As

Publication number	Publication date
BE807057A (fr)	1974-03-01
JPS49134165A (zh)	1974-12-24
GB1440503A (en)	1976-06-23
JPS521587B2 (zh)	1977-01-17
FR2206285A1 (zh)	1974-06-07
NL7314169A (zh)	1974-05-14

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