Production of a polycrystalline silicon aluminum alloy by a hot

Details Production of a polycrystalline silicon aluminum alloy by a hot Production of a polycrystalline silicon aluminum alloy by a hot

1982-03-05

1983-09-06

Hunt, Brooks H.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Metal and nonmetal in final product

419 23, 419 31, 419 33, 419 47, 419 48, 420537, 420578, 148403, 75 05B, 357 67R, B22F 100, B22F 314, B22F 904

Patent

active

044029055

ABSTRACT:
The present invention is directed to a process for preparing a body of polycrystalline silicon doped with aluminum comprising melting a mixture of silicon powder and aluminum powder, rapidly quenching the melt, grinding the solidified silicon-aluminum alloy and hot pressing to form a compact.

REFERENCES:
patent: 3925808 (1975-12-01), Rai-Choudhury
patent: 4059441 (1977-11-01), Ray et al.
patent: 4135922 (1979-01-01), Cebulak
patent: 4297135 (1981-10-01), Giessen et al.
Bendijk, A. et al., "Characterization of Al-Si-Alloys Rapidly Quenched from the Melt", J. of Matl. Sci., Nov., 1980, pp. 2803-2810.
Guy, Albert G., Elements of Physical Metallurgy, 2nd Ed. 1967, Addison-Wesley Pblshng. Co., Reading, Mass., pp. 182-188.

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