CH525164A - Process for cleaning acidic wastewater - Google Patents

Process for cleaning acidic wastewater

Info

Publication number
CH525164A
CH525164A CH901271A CH901271A CH525164A CH 525164 A CH525164 A CH 525164A CH 901271 A CH901271 A CH 901271A CH 901271 A CH901271 A CH 901271A CH 525164 A CH525164 A CH 525164A
Authority
CH
Switzerland
Prior art keywords
acidic wastewater
cleaning acidic
cleaning
wastewater
acidic
Prior art date
Application number
CH901271A
Other languages
German (de)
Inventor
Hoeke Bert
Original Assignee
Krupp Gmbh
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 Krupp Gmbh filed Critical Krupp Gmbh
Publication of CH525164A publication Critical patent/CH525164A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • 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
    • 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
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
CH901271A 1970-06-24 1971-06-21 Process for cleaning acidic wastewater CH525164A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702031189 DE2031189A1 (en) 1970-06-24 1970-06-24 Acid waste water purification process, involves, adding calcium carbonate and carbon dioxide, adding milk of lime, subjecting in reactor, and rapid decarbonisation process

Publications (1)

Publication Number Publication Date
CH525164A true CH525164A (en) 1972-07-15

Family

ID=5774828

Family Applications (1)

Application Number Title Priority Date Filing Date
CH901271A CH525164A (en) 1970-06-24 1971-06-21 Process for cleaning acidic wastewater

Country Status (5)

Country Link
BE (1) BE768629A (en)
CH (1) CH525164A (en)
DE (1) DE2031189A1 (en)
LU (1) LU63403A1 (en)
NL (1) NL7108132A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140444A2 (en) * 1983-10-17 1985-05-08 DHV Raadgevend Ingenieursbureau BV A process for removing of heavy metals from water in particular from waste water

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0140444A2 (en) * 1983-10-17 1985-05-08 DHV Raadgevend Ingenieursbureau BV A process for removing of heavy metals from water in particular from waste water
EP0140444A3 (en) * 1983-10-17 1985-06-05 Dhv Raadgevend Ingenieursbureau Bv A process for removing of heavy metals from water in particular from waste water

Also Published As

Publication number Publication date
DE2031189A1 (en) 1971-12-30
LU63403A1 (en) 1971-09-22
NL7108132A (en) 1971-12-28
BE768629A (en) 1971-11-03

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Legal Events

Date Code Title Description
PL Patent ceased