Petroleum pitch preparation

Details Petroleum pitch preparation Petroleum pitch preparation

C - Chemistry, Metallurgy

10

C

196/38

C10C 3/04 (2006.01) C10C 3/00 (2006.01) C10G 9/00 (2006.01)

Patent

CA 1044166

PETROLEUM PITCH PREPARATION Abstract of the Disclosure A process having a specified sequence of steps for preparing a petroleum pitch binder suitable for electrodes used in smelying aluminum is disclosed, in which a decant oil petroleum fraction is oxy-activated under specified conditions of temperature, pressure, and time, then heat treated under other specified conditions, and finally distilled under specified conditions to form a petroleum pitch having desired properties.

221756

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