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Method for Cleaning Hot Dip Galvanized Steel Sheet and Cleaning Apparatus Therefor

  • US 20090283110A1
  • Filed: 01/22/2007
  • Published: 11/19/2009
  • Est. Priority Date: 01/26/2006
  • Status: Active Grant
First Claim
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1. A method for cleaning hot dip galvanized steel sheet comprising steps of contacting a strip-shaped hot dip galvanized steel sheet, treated by surface oxidation in advance, with a cleaning liquid for 1 second or more, and then contacting the hot dip galvanized steel sheet with pure water, while continuously transferring the hot dip galvanized steel sheet.

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