Chromates, chromic acid or organic salts thereof

Patents Grantslast 30 patents

  • Information Patent Grant

    Weldable black steel sheet

    • Patent number 5,589,279
    • Issue date Dec 31, 1996
    • NKK Corporation
    • Naoto Yoshimi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Organic composite coated steel strip having improved corrosion resi...

    • Patent number 5,482,787
    • Issue date Jan 9, 1996
    • Kawasaki Steel Corporation
    • Shigeko Sujita
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3891471

    • Patent number 3,891,471
    • Issue date Jun 24, 1975
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...