BR8502391A - Tratamento de efluentes de cianeto-ferrocianeto - Google Patents
Tratamento de efluentes de cianeto-ferrocianetoInfo
- Publication number
- BR8502391A BR8502391A BR8502391A BR8502391A BR8502391A BR 8502391 A BR8502391 A BR 8502391A BR 8502391 A BR8502391 A BR 8502391A BR 8502391 A BR8502391 A BR 8502391A BR 8502391 A BR8502391 A BR 8502391A
- Authority
- BR
- Brazil
- Prior art keywords
- ferrocianide
- effluents
- cyanide
- treatment
- ferrocianide effluents
- Prior art date
Links
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
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/903—Nitrogenous
- Y10S210/904—-CN containing
Landscapes
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000455236A CA1234931A (en) | 1984-05-28 | 1984-05-28 | Treatment of cyanide-ferrocyanide effluents |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8502391A true BR8502391A (pt) | 1986-01-21 |
Family
ID=4127946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8502391A BR8502391A (pt) | 1984-05-28 | 1985-05-20 | Tratamento de efluentes de cianeto-ferrocianeto |
Country Status (7)
Country | Link |
---|---|
US (1) | US4615873A (pt) |
AU (1) | AU567476B2 (pt) |
BR (1) | BR8502391A (pt) |
CA (1) | CA1234931A (pt) |
GB (1) | GB2159809B (pt) |
MX (1) | MX164573B (pt) |
ZA (1) | ZA853259B (pt) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4756800A (en) * | 1986-09-03 | 1988-07-12 | The United States Of America As Represented By The Secretary Of Agriculture | Method for producing salts of monoperoxysulfuric acid and simultaneously bleaching pulp |
US4737289A (en) * | 1986-11-26 | 1988-04-12 | Radian Corporation | Process for wastewater treatment |
CA1321429C (en) * | 1987-06-23 | 1993-08-17 | Ernest Goodwin | Process for the removal of cyanide and other impurities from solution |
US5011610A (en) * | 1990-02-02 | 1991-04-30 | The United States Of America As Represented By The United States Department Of Energy | Water treatment method |
US5015396A (en) * | 1990-09-11 | 1991-05-14 | The Boc Group, Inc. | Removal of cyanide from aqueous streams |
US5169615A (en) * | 1990-10-30 | 1992-12-08 | Jennings Melvin A | Processes for removing cyanide from mill tailings |
FR2669460B1 (fr) * | 1990-11-16 | 1993-01-08 | Commissariat Energie Atomique | Procede de separation du ruthenium et eventuellement du cesium et du cobalt presents dans une solution aqueuse telle qu'un effluent provenant d'une installation de retraitement de combustibles irradies. |
US5178775A (en) * | 1990-12-17 | 1993-01-12 | Degussa Ag | Cost effective process for detoxification of cyanide-containing effluents |
US5120453A (en) * | 1990-12-24 | 1992-06-09 | Uop | Oxidative removal of cyanide from aqueous streams |
US5350516A (en) * | 1991-12-27 | 1994-09-27 | Bhadra Amal K | Control of odor and septicity and purification of sewage and wastewater |
US5141647A (en) * | 1991-12-27 | 1992-08-25 | Bhadra Amal K | Control of odor and septicity of sewage |
US5552063A (en) * | 1993-05-12 | 1996-09-03 | Mobil Oil Corporation | Process for treating wastewater containing phenol, ammonia, and cod |
US5482694A (en) * | 1994-08-19 | 1996-01-09 | Canadian Liquid Air Ltd.-Air Liquide Canada Ltee. | Regeneration of cyanide by oxidation of thiocyanate |
US6461521B1 (en) | 2000-11-14 | 2002-10-08 | Inco Limited | Method for treating aqueous streams containing low valent sulfur compounds |
US7285217B2 (en) * | 2003-12-02 | 2007-10-23 | Siemens Water Technologies Corp. | Removing odoriferous sulfides from wastewater |
US7799224B2 (en) | 2008-01-30 | 2010-09-21 | Siemens Water Technologies Corp. | Wastewater treatment methods |
US20110233146A1 (en) * | 2009-09-25 | 2011-09-29 | Siemens Water Technologies Corp. | Synergistic wastewater odor control composition, systems, and related methods therefor |
US8430112B2 (en) | 2010-07-13 | 2013-04-30 | Siemens Industry, Inc. | Slurry feed system and method |
US8968646B2 (en) | 2011-02-18 | 2015-03-03 | Evoqua Water Technologies Llc | Synergistic methods for odor control |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB430235A (en) * | 1935-02-13 | 1935-06-14 | Kamig Oesterreichische Kaolinu | A process for the removal of iron from water and salt solutions |
US3736239A (en) * | 1971-03-18 | 1973-05-29 | Us Interior | Neutralization of metal containing wastes |
US4324666A (en) * | 1980-07-23 | 1982-04-13 | Dutone Corporation | Method of removing ferrocyanide ions from rinse water of an alkaline cyanide metal plating process |
ZA82372B (en) * | 1981-01-28 | 1982-11-24 | Inco Ltd | Process for the removal of canide from aqueous solutions |
GB2091713B (en) * | 1981-01-28 | 1984-03-21 | Inco Ltd | Process for the removal of cyanide from aqueous solutions |
-
1984
- 1984-05-28 CA CA000455236A patent/CA1234931A/en not_active Expired
-
1985
- 1985-04-29 US US06/728,337 patent/US4615873A/en not_active Expired - Lifetime
- 1985-05-01 ZA ZA853259A patent/ZA853259B/xx unknown
- 1985-05-13 GB GB08512062A patent/GB2159809B/en not_active Expired
- 1985-05-17 AU AU42593/85A patent/AU567476B2/en not_active Expired
- 1985-05-20 BR BR8502391A patent/BR8502391A/pt not_active IP Right Cessation
- 1985-05-27 MX MX205403A patent/MX164573B/es unknown
Also Published As
Publication number | Publication date |
---|---|
GB2159809A (en) | 1985-12-11 |
US4615873A (en) | 1986-10-07 |
MX164573B (es) | 1992-09-02 |
GB8512062D0 (en) | 1985-06-19 |
ZA853259B (en) | 1985-12-24 |
CA1234931A (en) | 1988-04-05 |
AU567476B2 (en) | 1987-11-19 |
AU4259385A (en) | 1985-12-05 |
GB2159809B (en) | 1988-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TE | Change of address | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 20/05/2000 |