B - Operations – Transporting – 22 – F
Patent
B - Operations, Transporting
22
F
B22F 1/00 (2006.01) C23C 4/04 (2006.01)
Patent
CA 2674928
The invention relates to a formulation which contains at least one hard material powder and at least two binder metal powders. Said formulation is characterized in that the cobalt is completely contained in the first binder metal powder and is prealloyed with one or more elements of groups 3 to 8 of the periodic system of elements, which are elements of the fourth period, and that at least one additional binder metal powder of the group of elementary powders including Fe, Ni, Al, Mn, Cr or the alloys thereof with each other is contained therein and the additional binder metal powders do not contain any cobalt in non-prealloyed form.
Formulation contenant au moins une poudre de substance dure et au moins 2 poudres métalliques liantes, caractérisée en ce que le cobalt est complètement contenu dans la première poudre métallique liante et préallié avec un ou plusieurs éléments des groupes 3 à 8 du système périodique des éléments, ces éléments appartenant à la quatrième période, et en ce que ladite formulation contient au moins une autre poudre métallique liante du groupe des poudres Fe, Ni, Al, Mn, Cr ou leurs alliages, les autres poudres métalliques liantes ne contenant pas de cobalt dans une forme non préalliée.
Clauswitz Kai-Uwe
Gries Benno
Mende Bernd
Schrumpf Frank
Fetherstonhaugh & Co.
H.c. Starck Gmbh
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