Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Powder pretreatment
Reexamination Certificate
2006-07-07
2009-06-09
King, Roy (Department: 1793)
Powder metallurgy processes
Powder metallurgy processes with heating or sintering
Powder pretreatment
C419S026000
Reexamination Certificate
active
07544322
ABSTRACT:
Hollow metal spheres are heated in a high vacuum in the presence of an organic substance, at a temperature at least equal to the melting point of a eutectic between carbon and the metallic constituents of the said spheres.
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Search Report for France patent application No. 0507256, published Apr. 10, 2006, 1 pg.
Bacos Marie-Pierre
Josso Pierre
Nadler Jason
Paun Florin
Christie Parker & Hale LLP
King Roy
Mai Ngoclan T
ONERA (Office National d'Etudes et de Recherches aerospatiales)
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