Metal treatment – Process of modifying or maintaining internal physical... – Processes of coating utilizing a reactive composition which...
Reexamination Certificate
2011-03-15
2011-03-15
King, Roy (Department: 1733)
Metal treatment
Process of modifying or maintaining internal physical...
Processes of coating utilizing a reactive composition which...
C148S253000, C148S259000, C148S283000, C106S014050, C106S014110, C106S014120, C106S014130, C106S014340, C106S014350, C106S014410
Reexamination Certificate
active
07905964
ABSTRACT:
Process for the passivation of metallic surfaces, in particular of strip metals, by treatment of the surface with an acidic, aqueous preparation which comprises at least one water-soluble acid group-containing polymer and at least one wax.
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Bertkau Walter
Göthlich Alexander
Heidenfelder Thomas
Witteler Helmut
BASF SE
Connolly Bove & Lodge & Hutz LLP
King Roy
Zheng Lois
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