(19)
(11) EP 0 483 810 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.03.1993 Bulletin 1993/09

(43) Date of publication A2:
06.05.1992 Bulletin 1992/19

(21) Application number: 91118539.5

(22) Date of filing: 30.10.1991
(51) International Patent Classification (IPC)5: C23C 2/26
(84) Designated Contracting States:
DE FR GB

(30) Priority: 31.10.1990 JP 292059/90

(71) Applicant: KAWATETSU GALVANIZING CO., LTD.
Minato-ku, Tokyo (JP)

(72) Inventors:
  • Konishi, Motoyuki
    Chiba-shi, Chiba (JP)
  • Irie, Toshio
    Funabashi-shi, Chiba (JP)
  • I, Kanji
    Yotsukaido-shi, Chiba (JP)
  • Fujisawa, Hideshi c/o Kawatetsu Galvanizing Co.Ltd
    Chiba-shi, Chiba (JP)

(74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät 
Maximilianstrasse 58
80538 München
80538 München (DE)


(56) References cited: : 
   
       


    (54) Method of producing galvanized steel sheets having a good workability


    (57) In a method of producing galvanized steel sheets having a good workability through preliminary treatment step for hot dip galvanizing, hot dip galvanizing treatment step and post treatment step for hot dip galvanizing or further paint finishing treatment step, a surface of the resulting galvanized layer is subjected to a brushing treatment with a metal wire brush at the post treatment step.






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