Titanium diboride-graphite composits

Details Titanium diboride-graphite composits Titanium diboride-graphite composits

1980-09-11

1983-03-08

Edmundson, F.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204 67, 20490R, 204291, 2524253, 252506, 252507, 264 295, 264 297, 264 61, 423289, 423297, 501 96, C25B 1104, C25C 312

Patent

active

043760295

ABSTRACT:
A cathode component for a Hall aluminum cell is economically produced from a mixture of a carbon source, preferably calcined petroleum coke, and optionally calcined acicular needle petroleum coke, calcined anthracite coal; a binder such as pitch including the various petroleum and coal tar pitches; titanium dioxide, TiO.sub.2 ; and boric acid, B.sub.2 O.sub.3 or boron carbide, B.sub.4 C; forming said mixture into shapes and heating to a TiB.sub.2 -forming temperature.

REFERENCES:
patent: 2799912 (1957-07-01), Greger
patent: 3202519 (1965-08-01), Scott
patent: 3314876 (1967-04-01), Ransley
patent: 3351429 (1967-11-01), Timms
patent: 3400061 (1968-09-01), Lewis et al.
patent: 3616045 (1971-10-01), Kozar et al.
patent: 3672936 (1972-06-01), Ehrenneich
patent: 3676371 (1972-07-01), Zollner et al.
patent: 4108670 (1978-08-01), Steiger et al.
patent: 4111765 (1978-09-01), DeNora et al.

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