CH550258A - Verfahren zur aufarbeitung von waessrigen alkalischen metallreinigern. - Google Patents

Verfahren zur aufarbeitung von waessrigen alkalischen metallreinigern.

Info

Publication number
CH550258A
CH550258A CH1644170A CH1644170A CH550258A CH 550258 A CH550258 A CH 550258A CH 1644170 A CH1644170 A CH 1644170A CH 1644170 A CH1644170 A CH 1644170A CH 550258 A CH550258 A CH 550258A
Authority
CH
Switzerland
Prior art keywords
processing
aqueous alkaline
alkaline metal
metal cleaners
cleaners
Prior art date
Application number
CH1644170A
Other languages
English (en)
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of CH550258A publication Critical patent/CH550258A/de

Links

Classifications

    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/33—Amino carboxylic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Lubricants (AREA)
  • Detergent Compositions (AREA)
CH1644170A 1969-11-05 1970-11-05 Verfahren zur aufarbeitung von waessrigen alkalischen metallreinigern. CH550258A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87441869A 1969-11-05 1969-11-05

Publications (1)

Publication Number Publication Date
CH550258A true CH550258A (de) 1974-06-14

Family

ID=25363713

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1644170A CH550258A (de) 1969-11-05 1970-11-05 Verfahren zur aufarbeitung von waessrigen alkalischen metallreinigern.

Country Status (8)

Country Link
US (1) US3568834A (de)
JP (1) JPS559466B1 (de)
BE (1) BE758537A (de)
CH (1) CH550258A (de)
DE (1) DE2053793B2 (de)
FR (1) FR2071897A5 (de)
GB (1) GB1331642A (de)
NL (1) NL7016122A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124504A (en) * 1977-05-25 1978-11-07 George Munden Process for treating caustic wash solutions
JPS58146854A (ja) * 1982-02-25 1983-09-01 Toshiba Corp 水質の燃焼分析装置
US5070064A (en) * 1989-08-07 1991-12-03 Exxon Research And Engineering Company Catalyst pretreatment method
US5207917A (en) * 1991-10-08 1993-05-04 Weaver Thomas J M Recycling and recovery of aqueous cleaner solutions
US5501741A (en) * 1994-01-11 1996-03-26 Uss-Posco Process for purifying aqueous rinse solutions used in metal forming operations

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1594398A1 (de) * 1965-03-29 1970-08-06 Dow Chemical Co Gleitmittelstabilisierung zur Rueckgewinnung beim Walzen von Aluminium und dessen Legierungen

Also Published As

Publication number Publication date
JPS559466B1 (de) 1980-03-10
GB1331642A (en) 1973-09-26
NL7016122A (de) 1971-05-07
US3568834A (en) 1971-03-09
DE2053793A1 (de) 1971-05-13
FR2071897A5 (de) 1971-09-17
DE2053793B2 (de) 1979-11-29
BE758537A (fr) 1971-05-05

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Legal Events

Date Code Title Description
PL Patent ceased