US Patent 7985374 Cadmium-free silver brazing filler metal
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Patent abstract
A cadmium-free silver brazing filler metal containing gallium, indium, nickel and cerium falls into the field of metal material and metallurgy. Its chemical composition includes (by mass percentage) Cu 28.0%-35.0%, Zn 28.0%-38.0%, Ga 0.1%-2.5%, In 0.1%-2.5%, Ni 0.1%-2.5%, Ce 0.002%-0.1%, and Ag in balance.
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Patent Inventor Names
Jianchang Gu0
Liyong Gu0
Songbai Xue0
Wenhua Gu0
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US Patent 07985374 Cadmium-free silver brazing filler metal US Patent 7985374 Cadmium-free silver brazing filler metal
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Patent Number
07985374
Patent Number
7985374
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US Patent 07985374 Cadmium-free silver brazing filler metal
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Is a
Patent jurisdiction
Patent number
07985374
Date of patent
July 26, 2011
Patent application number
12516194
Date Filed
January 22, 2007
Patent primary examiner
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