Metal founding – Means to shape metallic material – Continuous or semicontinuous casting
Patent
1983-11-22
1987-08-25
Doll, John
Metal founding
Means to shape metallic material
Continuous or semicontinuous casting
164429, 118262, 422245, B22D 1101, B22D 1106
Patent
active
046886230
ABSTRACT:
Apparatus for production of semiconductor ribbon materials of the type in which molten material is brought into contact with the surface of a rotating cool wheel or drum wherein the cooling surface of the drum is textured to form a plurality of discrete contacting points to enhance growth of large crystal grains.
REFERENCES:
patent: 3605863 (1971-09-01), King
patent: 4211821 (1980-07-01), Hadni
patent: 4212343 (1980-07-01), Narasimhan
patent: 4289571 (1981-09-01), Jewett
patent: 4333792 (1982-06-01), Smith
Bender David L.
Rea Samuel N.
Wakefield G. Felix
Atlantic Richfield Company
Doll John
Kunemund Robert M.
Metrailer Albert C.
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