FR2277910A1 - Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisation - Google Patents
Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisationInfo
- Publication number
- FR2277910A1 FR2277910A1 FR7423787A FR7423787A FR2277910A1 FR 2277910 A1 FR2277910 A1 FR 2277910A1 FR 7423787 A FR7423787 A FR 7423787A FR 7423787 A FR7423787 A FR 7423787A FR 2277910 A1 FR2277910 A1 FR 2277910A1
- Authority
- FR
- France
- Prior art keywords
- galvanising
- baths
- ppte
- oxidn
- filtering
- Prior art date
- 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.)
- Granted
Links
- 238000005246 galvanizing Methods 0.000 title abstract 3
- 239000000356 contaminant Substances 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 title abstract 2
- 239000002253 acid Substances 0.000 title 1
- 229960004887 ferric hydroxide Drugs 0.000 title 1
- 150000002505 iron Chemical class 0.000 title 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 title 1
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 1
- 235000019270 ammonium chloride Nutrition 0.000 abstract 1
- 238000005189 flocculation Methods 0.000 abstract 1
- 230000016615 flocculation Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 239000007800 oxidant agent Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- 239000011592 zinc chloride Substances 0.000 abstract 1
- 235000005074 zinc chloride Nutrition 0.000 abstract 1
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 abstract 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/30—Fluxes or coverings on molten baths
-
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/727—Treatment of water, waste water, or sewage by oxidation using pure oxygen or oxygen rich gas
-
- 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
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- 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
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- 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
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- 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
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
- Chemical Treatment Of Metals (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7423787A FR2277910A1 (fr) | 1974-07-09 | 1974-07-09 | Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisation |
DE19752527346 DE2527346A1 (de) | 1974-07-09 | 1975-06-19 | Verfahren zum kontinuierlichen beseitigen von galvanisierungsbaeder verunreinigenden eisensalzen |
BE157989A BE831009A (fr) | 1974-07-09 | 1975-07-04 | Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisation |
CH891475A CH606487A5 (it) | 1974-07-09 | 1975-07-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7423787A FR2277910A1 (fr) | 1974-07-09 | 1974-07-09 | Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisation |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2277910A1 true FR2277910A1 (fr) | 1976-02-06 |
FR2277910B1 FR2277910B1 (it) | 1980-03-07 |
Family
ID=9141053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7423787A Granted FR2277910A1 (fr) | 1974-07-09 | 1974-07-09 | Procede pour l'elimination en continu des sels de fer polluant les bains de galvanisation |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE831009A (it) |
CH (1) | CH606487A5 (it) |
DE (1) | DE2527346A1 (it) |
FR (1) | FR2277910A1 (it) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2440917A1 (fr) * | 1978-11-11 | 1980-06-06 | Goldschmidt Ag Th | Procede de production de solutions de chlorure de zinc ne contenant ni fer, ni aluminium |
FR2520007A1 (fr) * | 1982-01-15 | 1983-07-22 | Asturienne Mines Comp Royale | Procede de regeneration en continu de bains de fluxage dans la galvanisation au trempe de pieces en acier |
EP0150626A2 (en) * | 1983-12-29 | 1985-08-07 | Environmental Technology (U.S.) Inc. | Recovery of metal from waste water by chemical precipitation |
WO1994011542A1 (fr) * | 1992-11-06 | 1994-05-26 | Um Engineering S.A. | Procede pour entretenir un bain de fluxage d'une ligne de galvanisation |
ES2168073A1 (es) * | 2000-07-25 | 2002-05-16 | Moltta Consultadoria E Marketi | Procedimiento para la recuperacion de baños decapantes e instalacion para su puesta en practica. |
CN109467243A (zh) * | 2018-10-31 | 2019-03-15 | 徐州瑞马智能技术有限公司 | 一种热镀锌废水处理系统和方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012013588A1 (de) * | 2012-06-15 | 2013-12-19 | Ram Engineering + Anlagenbau Gmbh | Anlage zur koninuierlichen Aufbereitung von Eisen enthaltendem Flussmittel |
-
1974
- 1974-07-09 FR FR7423787A patent/FR2277910A1/fr active Granted
-
1975
- 1975-06-19 DE DE19752527346 patent/DE2527346A1/de not_active Withdrawn
- 1975-07-04 BE BE157989A patent/BE831009A/xx not_active IP Right Cessation
- 1975-07-08 CH CH891475A patent/CH606487A5/xx not_active IP Right Cessation
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2440917A1 (fr) * | 1978-11-11 | 1980-06-06 | Goldschmidt Ag Th | Procede de production de solutions de chlorure de zinc ne contenant ni fer, ni aluminium |
FR2520007A1 (fr) * | 1982-01-15 | 1983-07-22 | Asturienne Mines Comp Royale | Procede de regeneration en continu de bains de fluxage dans la galvanisation au trempe de pieces en acier |
EP0084478A2 (fr) * | 1982-01-15 | 1983-07-27 | Asturienne France | Procédé de régénération en continu de bains de fluxage dans la galvanisation au trempé de pièces en acier |
EP0084478A3 (en) * | 1982-01-15 | 1983-08-24 | Asturienne France | Process for continuously regenerating a flux bath in the hot tip galvanizing of steel work pieces |
EP0150626A2 (en) * | 1983-12-29 | 1985-08-07 | Environmental Technology (U.S.) Inc. | Recovery of metal from waste water by chemical precipitation |
EP0150626A3 (en) * | 1983-12-29 | 1987-09-02 | Environmental Technology (U.S.) Inc. | Recovery of metal from waste water by chemical precipitation |
WO1994011542A1 (fr) * | 1992-11-06 | 1994-05-26 | Um Engineering S.A. | Procede pour entretenir un bain de fluxage d'une ligne de galvanisation |
BE1006337A3 (fr) * | 1992-11-06 | 1994-07-26 | Mechim Engineering Sa | Procede pour entretenir un bain de fluxage d'une ligne de galvanisation. |
ES2168073A1 (es) * | 2000-07-25 | 2002-05-16 | Moltta Consultadoria E Marketi | Procedimiento para la recuperacion de baños decapantes e instalacion para su puesta en practica. |
CN109467243A (zh) * | 2018-10-31 | 2019-03-15 | 徐州瑞马智能技术有限公司 | 一种热镀锌废水处理系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
BE831009A (fr) | 1976-01-05 |
DE2527346A1 (de) | 1976-01-29 |
FR2277910B1 (it) | 1980-03-07 |
CH606487A5 (it) | 1978-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |