Marifu refinery

Marifu is a medium sized complex refinery located on the Inland Sea of Japan.

The refinery is 100% owned and operated by Eneos.

Refinery configuration

Complexity: 10.2

Major process units:

Atmospheric distillation - 120 kbpd

Vacuum distillation - 75 kbpd   

Coker - 22 kbpd 

RCC - 30 kbpd    

Reformer - Continuous (CCR) unit - 27 kbpd

Naphtha hydrotreater  

Kerosene hydrotreater   

Distillate hydrotreater   

VGO hydrotreater   

Aromatics extraction   

Hydrogen production   

Asphalt plant  

Location

6-chōme-1-1 Waki, Kuga-gun, Yamaguchi 740-0061, Japan

Website 

Refinery history

1950 - Refinery commissioned by Koa Oil

1970 - VGO hydrotreater commissioned

2002 - Koa Oil merged with Nippon Oil

2010 - Nippon Refining merged into JX

2017 - JX and Tonen General merge to form JXTG