Flux and process for hot dip galvanization
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United States of America Patent
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Jul 26, 2005
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app pub date -
May 15, 2003
filing date -
Nov 23, 2000
priority date (Note) -
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Abstract
A flux for hot dip galvanization comprises from 60 to 80 wt % of zinc chloride (ZnCl2); 7 to 20 wt % of ammonium chloride (NH4Cl); 2 to 20 wt % of a fluidity modifying agent comprising at least one alkali or alkaline earth metal; 0.1 to 5 wt % of at least one of the following compounds: NiCl2, CoCl2, MnCl2 and 0.1 to 1.5 wt % of at least one of the following compounds: PbCl2, SnCl2, BiCl3 and SbCl3.
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