DE9303842U1 - Fällmittel zur Ausfällung von Schwermetallen - Google Patents

Fällmittel zur Ausfällung von Schwermetallen

Info

Publication number
DE9303842U1
DE9303842U1 DE9303842U DE9303842U DE9303842U1 DE 9303842 U1 DE9303842 U1 DE 9303842U1 DE 9303842 U DE9303842 U DE 9303842U DE 9303842 U DE9303842 U DE 9303842U DE 9303842 U1 DE9303842 U1 DE 9303842U1
Authority
DE
Germany
Prior art keywords
precipitation
heavy metals
precipitating agent
precipitating
agent
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.)
Expired - Lifetime
Application number
DE9303842U
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to DE9303842U priority Critical patent/DE9303842U1/de
Priority claimed from DE4302910A external-priority patent/DE4302910C1/de
Publication of DE9303842U1 publication Critical patent/DE9303842U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00—Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/02—Thiourea
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/64—Heavy metals or compounds thereof, e.g. mercury
    • 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
    • C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
    • 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
    • A62D2101/20—Organic substances
    • A62D2101/24—Organic substances containing heavy metals
    • 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
    • A62D2101/43—Inorganic substances containing heavy metals, in the bonded or free state
DE9303842U 1993-02-02 1993-02-02 Fällmittel zur Ausfällung von Schwermetallen Expired - Lifetime DE9303842U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9303842U DE9303842U1 (de) 1993-02-02 1993-02-02 Fällmittel zur Ausfällung von Schwermetallen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4302910A DE4302910C1 (de) 1993-02-02 1993-02-02 Fällmittel zur Ausfällung von Schwermetallen, ein Verfahren zu dessen Herstellung sowie dessen Verwendung
DE9303842U DE9303842U1 (de) 1993-02-02 1993-02-02 Fällmittel zur Ausfällung von Schwermetallen

Publications (1)

Publication Number Publication Date
DE9303842U1 true DE9303842U1 (de) 1993-08-19

Family

ID=25922727

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9303842U Expired - Lifetime DE9303842U1 (de) 1993-02-02 1993-02-02 Fällmittel zur Ausfällung von Schwermetallen

Country Status (1)

Country Link
DE (1) DE9303842U1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1059112A2 (de) * 1999-03-31 2000-12-13 McDermott Technology, Inc. Verfahren und Vorrichtung zur Entfernung von Quecksilber aus Industriegasen
CN115490315A (zh) * 2022-08-31 2022-12-20 中国环境科学研究院 一种去除水体重金属和/或砷的方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1059112A2 (de) * 1999-03-31 2000-12-13 McDermott Technology, Inc. Verfahren und Vorrichtung zur Entfernung von Quecksilber aus Industriegasen
EP1059112B1 (de) * 1999-03-31 2009-06-24 McDermott Technology, Inc. Verfahren zur Entfernung von Quecksilber aus Abgasen
CN115490315A (zh) * 2022-08-31 2022-12-20 中国环境科学研究院 一种去除水体重金属和/或砷的方法
CN115490315B (zh) * 2022-08-31 2023-10-13 中国环境科学研究院 一种去除水体重金属和/或砷的方法

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