GB1152954A - Improvements relating to Anti-Corrosion Treatment of Iron and Steel by an Electrodeposition Process - Google Patents

Improvements relating to Anti-Corrosion Treatment of Iron and Steel by an Electrodeposition Process

Info

Publication number
GB1152954A
GB1152954A GB32126/66A GB3212666A GB1152954A GB 1152954 A GB1152954 A GB 1152954A GB 32126/66 A GB32126/66 A GB 32126/66A GB 3212666 A GB3212666 A GB 3212666A GB 1152954 A GB1152954 A GB 1152954A
Authority
GB
United Kingdom
Prior art keywords
bath
electro
chromating
alkaline
contain
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
Application number
GB32126/66A
Other languages
English (en)
Inventor
Adolf Schwedhelm
Werner Schloesser
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
Publication of GB1152954A publication Critical patent/GB1152954A/en
Expired legal-status Critical Current

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
    • 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
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/20—Pretreatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Treatment Of Metals (AREA)
GB32126/66A 1965-07-20 1966-07-18 Improvements relating to Anti-Corrosion Treatment of Iron and Steel by an Electrodeposition Process Expired GB1152954A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESC037411 1965-07-20

Publications (1)

Publication Number Publication Date
GB1152954A true GB1152954A (en) 1969-05-21

Family

ID=7434265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32126/66A Expired GB1152954A (en) 1965-07-20 1966-07-18 Improvements relating to Anti-Corrosion Treatment of Iron and Steel by an Electrodeposition Process

Country Status (4)

Country Link
CH (1) CH464637A (enrdf_load_stackoverflow)
GB (1) GB1152954A (enrdf_load_stackoverflow)
NL (1) NL6610143A (enrdf_load_stackoverflow)
SE (1) SE332919B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997530A (en) * 1987-11-03 1991-03-05 National Research Development Corporation Coating substrates
CN114776436A (zh) * 2022-05-06 2022-07-22 宁波亚大金属表面处理有限公司 一种表面镀锌加电泳发动机水管

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4997530A (en) * 1987-11-03 1991-03-05 National Research Development Corporation Coating substrates
CN114776436A (zh) * 2022-05-06 2022-07-22 宁波亚大金属表面处理有限公司 一种表面镀锌加电泳发动机水管

Also Published As

Publication number Publication date
SE332919B (enrdf_load_stackoverflow) 1971-02-22
NL6610143A (enrdf_load_stackoverflow) 1967-01-23
CH464637A (de) 1968-10-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
48S Specification amended (sect. 8/1949)
PLNP Patent lapsed through nonpayment of renewal fees