US Patent 7479177 Coating for cold working metals
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Patent Inventor Names
Richard J. Church0
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Patent abstract
The invention involves a composition for forming a combined conversion and lubricating coating on a metal substrate with which the composition is brought into contact. The composition comprises (a) an oxyethylated aliphatic alcohol whose aliphatic hydrocarbon moiety contains 18 or more carbon atoms and (b) dissolved phosphate anions. Preferably the composition also comprises inorganic boron, an alkali metal salt of a fatty acid, and an accelerator for phosphate coating.
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US Patent 07479177 Coating for cold working metals US Patent 7479177 Coating for cold working metals
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Patent Number
074791770
Patent Number
74791770
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Patent Jurisdiction
Patent Number
074791770
Date of Patent
January 20, 2009
0Patent Application Number
107892250
Date Filed
February 27, 2004
0Official Website
Patent Primary Examiner
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US Patent 07479177 Coating for cold working metals
Infobox
Is a
Patent jurisdiction
Patent number
07479177
Date of patent
January 20, 2009
Patent application number
10789225
Date Filed
February 27, 2004
Patent primary examiner
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