PROCESS FOR PRODUCING A CORROSION-PROTECTED STEEL SHEET

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United States of America Patent

APP PUB NO 20090098295A1
SERIAL NO

11577981

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Abstract

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A process for producing a corrosion-protected steel sheet for coating with an organic coating agent, includes vacuum-coating the steel sheet, which is protected against corrosion with a layer of zinc or zinc alloy, with at least one additional metal or a metal alloy. After vacuum-coating, the steel sheet is subjected to a thermal diffusion treatment and finally cooled down. The process is characterized according to the invention in that cooling takes place with a water-based coolant.

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Patent Owner(s)

  • THYSSENKRUPP STEEL AG

International Classification(s)

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  • 2005 Application Filing Year
  • B05D Class
  • 1531 Applications Filed
  • 531 Patents Issued To-Date
  • 34.69 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2005200620072008200920102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Riemer, Monika Dortmund, DE 2 11
Rogner, Ingo Ingolstadt, DE 14 53
Schuhmacher, Bernd Dortmund, DE 16 64
Schwerdt, Christian Duisburg, DE 7 17

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  • 2 Citation Count
  • B05D Class
  • 4.47 % this patent is cited more than
  • 15 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3751713951312188321001 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8091 - 100100 +0255075100125150175200225250275300325350375400425450475500525550

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