(19)
(11) EP 3 336 222 A1

(12) EUROPEAN PATENT APPLICATION

(43) Date of publication:
20.06.2018 Bulletin 2018/25

(21) Application number: 17000883.3

(22) Date of filing: 25.05.2017
(51) International Patent Classification (IPC): 
C25D 3/56(2006.01)
C25D 5/48(2006.01)
C25F 1/06(2006.01)
C23F 1/28(2006.01)
 C25D 5/36(2006.01)
C25D 7/00(2006.01)
C25F 3/06(2006.01)
B32B 15/01(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 14.12.2016 PL 41980416

(71) Applicant: Leann Stañozyk Spólka Akcyjna
76-200 Slupsk (PL)

(72) Inventors:
  • STANCZYK, Lukasz
    76-251 Kobylnica (PL)
  • JÓZWIAK, Krzysztof
    93-410 Lódz (PL)
  • LABEDZ, Janusz
    02-495 Warszawa (PL)
  • GULBINSKI, Boguslaw
    04-994 Warszawa (PL)
  • TRZCINSKI, Piotr
    95-035 Ozorków (PL)
  • MAJCHRZYK, Damian
    98-275 Deboleka (PL)

(74) Representative: Niburska, Danuta 
Al. 3 Maja 68 B
76-200 Slupsk
76-200 Slupsk (PL)

   


(54) PRODUCTION OF A PROTECTIVE COATING OF DETAILS AND CONTAINERS FOR LOGISTICS AND INTERNAL TRANSPORT


(57) The invention solves the problem of production of the protective coating on a steel surface of details and containers for logistics and internal transport characterized by the fact that before coating, details and/or containers undergo the preparatory process which comprises the preliminary decreasing and acid etching, electrochemical degreasing and so prepared containers and/or details are coated with zinc- nickel coating by means of electrolysis with the nickel condensation in the electrolysis to the level of 13-20% Ni and current density from 2,5 to 3,5 A/dm2 at the temp. 30-40° for 60-80 min., and after coating is done, passivation without chromium is performed and the process of drying.


Description


[0001] 


















Claims

1. 




 





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