Process for producing petroleum needle coke

Details Process for producing petroleum needle coke Process for producing petroleum needle coke

1993-06-04

1997-12-09

Myers, Helane

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Plural serial stages of chemical conversion

208131, 208132, 208 44, C10G 5700

Patent

active

056956312

ABSTRACT:
Disclosed herein are a process for producing needle coke, which comprises reducing the ash content in a heavy oil obtained from fluid catalytic cracking of petroleum or in a hydrocarbon material mainly composed of said heavy oil to not more than 0.01 wt % by means of (1) filtration, (2) centrifugation, (3) electrostatic aggregation or (4) a combination thereof, and coking the thus treated heavy oil or hydrocarbon material with an ash content of not more than 0.01 wt %; and a needle coke produced by coking a heavy oil obtained from fluid catalytic cracking of petroleum or a hydrocarbon material mainly composed of said heavy oil.

REFERENCES:
patent: 4111794 (1978-09-01), Pietzka et al.
patent: 4289604 (1981-09-01), Kolling et al.
patent: 4664774 (1987-05-01), Chu et al.
patent: 4997542 (1991-03-01), Couderc et al.
patent: 5128021 (1992-07-01), Romey et al.
patent: 5143689 (1992-09-01), Hauser et al.

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