Process for producing needle coke

Details Process for producing needle coke Process for producing needle coke

1992-07-14

1994-02-15

Brunsman, David

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208 50, 208 87, C10G 914, C10B 5500

Patent

active

052863719

ABSTRACT:
A process is provided for producing premium and super premium grade needle coke comprising the steps of passing a heavy resid feedstock to a resid hydrotreating reaction zone at resid hydrotreating conditions and producing light resid hydrotreated products and a heavy resid hydrotreated residual product, directing the heavy resid hydrotreated residual product and FCC decanted oil to a solvent extraction process reaction zone at solvent extraction process conditions and producing products comprising a solvent extracted oil and resin stream and a stream comprising asphaltenes, and conveying at least a portion of the solvent extracted oil and resin stream to a delayed coking process at delayed coking conditions and producing liquid products and premium grade coke.

REFERENCES:
patent: 4178229 (1978-05-01), McConaghy et al.
patent: 5013427 (1989-07-01), Mosby et al.

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