IT986540B - PROCESS FOR THE RECOVERY OF VALUABLE SUBSTANCES FROM INDUSTRIAL WASHING BATHS - Google Patents

PROCESS FOR THE RECOVERY OF VALUABLE SUBSTANCES FROM INDUSTRIAL WASHING BATHS

Info

Publication number
IT986540B
IT986540B IT68847/73A IT6884773A IT986540B IT 986540 B IT986540 B IT 986540B IT 68847/73 A IT68847/73 A IT 68847/73A IT 6884773 A IT6884773 A IT 6884773A IT 986540 B IT986540 B IT 986540B
Authority
IT
Italy
Prior art keywords
recovery
valuable substances
industrial washing
washing baths
baths
Prior art date
Application number
IT68847/73A
Other languages
Italian (it)
Original Assignee
Hager & Elsaesser
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 Hager & Elsaesser filed Critical Hager & Elsaesser
Application granted granted Critical
Publication of IT986540B publication Critical patent/IT986540B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/20—Regeneration of process solutions of rinse-solutions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/08—Specific process operations in the concentrate stream
    • 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/22—Chromium or chromium compounds, e.g. chromates
IT68847/73A 1972-06-21 1973-06-20 PROCESS FOR THE RECOVERY OF VALUABLE SUBSTANCES FROM INDUSTRIAL WASHING BATHS IT986540B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2230243 1972-06-21

Publications (1)

Publication Number Publication Date
IT986540B true IT986540B (en) 1975-01-30

Family

ID=5848331

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68847/73A IT986540B (en) 1972-06-21 1973-06-20 PROCESS FOR THE RECOVERY OF VALUABLE SUBSTANCES FROM INDUSTRIAL WASHING BATHS

Country Status (6)

Country Link
JP (1) JPS4984904A (en)
AT (1) AT337655B (en)
CH (1) CH574261A5 (en)
DE (1) DE2230243B1 (en)
FR (1) FR2189523A1 (en)
IT (1) IT986540B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5523112B2 (en) * 1974-09-06 1980-06-20
JPS5910430B2 (en) * 1976-04-19 1984-03-08 日本ペイント株式会社 Phosphate film chemical conversion treatment method
DE2855529A1 (en) * 1978-12-22 1980-06-26 Babcock Brown Boveri Reaktor METHOD AND DEVICE FOR DEBORATING PRIMARY COOLING AGENTS OF A WATER-COOLED CORE REACTOR SYSTEM
JPS57207585A (en) * 1981-06-15 1982-12-20 Teijin Ltd Treatment of rinsing water for plating
DE4229061C2 (en) * 1992-09-01 1995-04-20 Sep Tech Studien Process for the recovery of aqueous process liquids from surface treatment baths
DE10240350B4 (en) * 2002-08-28 2005-05-12 Atotech Deutschland Gmbh Apparatus and method for regenerating an electroless plating bath
EP1884278A1 (en) * 2006-07-24 2008-02-06 ATOTECH Deutschland GmbH Apparatus and method for rinsing of liquid from work pieces
JP6001404B2 (en) * 2012-09-28 2016-10-05 Ｄｏｗａテクノロジー株式会社 Method for recovering silver from plating wastewater
DE102013214981A1 (en) * 2013-07-31 2015-02-05 Krones Ag Process and apparatus for the treatment of valuable materials for mines

Also Published As

Publication number Publication date
CH574261A5 (en) 1976-04-15
JPS4984904A (en) 1974-08-15
AT337655B (en) 1977-07-11
FR2189523B3 (en) 1976-06-18
FR2189523A1 (en) 1974-01-25
ATA539973A (en) 1976-11-15
DE2230243B1 (en) 1973-10-04

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