BE831009A - PROCESS FOR THE CONTINUOUS ELIMINATION OF IRON SALTS POLLUTING THE GALVANIZING BATHS - Google Patents

PROCESS FOR THE CONTINUOUS ELIMINATION OF IRON SALTS POLLUTING THE GALVANIZING BATHS

Info

Publication number
BE831009A
BE831009A BE157989A BE157989A BE831009A BE 831009 A BE831009 A BE 831009A BE 157989 A BE157989 A BE 157989A BE 157989 A BE157989 A BE 157989A BE 831009 A BE831009 A BE 831009A
Authority
BE
Belgium
Prior art keywords
polluting
iron salts
continuous elimination
galvanizing baths
galvanizing
Prior art date
Application number
BE157989A
Other languages
French (fr)
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE831009A publication Critical patent/BE831009A/en

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
    • C02F1/66—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
BE157989A 1974-07-09 1975-07-04 PROCESS FOR THE CONTINUOUS ELIMINATION OF IRON SALTS POLLUTING THE GALVANIZING BATHS BE831009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7423787A FR2277910A1 (en) 1974-07-09 1974-07-09 Removing iron salt contaminants from galvanising baths - by oxidn. at acid pH and filtering off ferric hydroxide

Publications (1)

Publication Number Publication Date
BE831009A true BE831009A (en) 1976-01-05

Family

ID=9141053

Family Applications (1)

Application Number Title Priority Date Filing Date
BE157989A BE831009A (en) 1974-07-09 1975-07-04 PROCESS FOR THE CONTINUOUS ELIMINATION OF IRON SALTS POLLUTING THE GALVANIZING BATHS

Country Status (4)

Country Link
BE (1) BE831009A (en)
CH (1) CH606487A5 (en)
DE (1) DE2527346A1 (en)
FR (1) FR2277910A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849004C2 (en) * 1978-11-11 1980-07-31 Th. Goldschmidt Ag, 4300 Essen Process for the production of iron and aluminum-free zinc chloride solutions
FR2520007B1 (en) * 1982-01-15 1990-11-02 Asturienne Mines Comp Royale PROCESS FOR THE CONTINUOUS REGENERATION OF FLUXING BATHS IN STEEL GALVANIZATION OF STEEL PARTS
US4465593A (en) * 1982-03-23 1984-08-14 Environmental Technology (U.S.), Inc. Recovery of metal from waste water by chemical precipitation
BE1006337A3 (en) * 1992-11-06 1994-07-26 Mechim Engineering Sa Method for maintaining a bath fluxing a line galvanizing.
ES2168073B1 (en) * 2000-07-25 2003-11-01 Moltta Consultadoria E Marketi PROCEDURE FOR THE RECOVERY OF DECAPANT BATHROOMS AND INSTALLATION FOR YOUR PRACTICE.
DE102012013588A1 (en) * 2012-06-15 2013-12-19 Ram Engineering + Anlagenbau Gmbh Plant for the continuous treatment of iron containing flux
CN109467243A (en) * 2018-10-31 2019-03-15 徐州瑞马智能技术有限公司 A kind of hot galvanizing waste water treatment system and method

Also Published As

Publication number Publication date
FR2277910B1 (en) 1980-03-07
CH606487A5 (en) 1978-10-31
DE2527346A1 (en) 1976-01-29
FR2277910A1 (en) 1976-02-06

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEGREMONT

Effective date: 19880731