Lake Charles (P66) refinery
Also known as:
Conoco Westlake
The Phillips 66's Lake Charles refinery is a large, high conversion refinery located on the Calcasieu River in Westlake, Louisiana in the US.
It is 100% owned and operated by Phillips 66.
The refinery primarily processes heavy sour crude oil.
The refinery is adjacent to the Excel Paralubes lubricants plant, owned by Phillips 66 and Flints Hills. VGO from the refinery feeds the lubricants plants, which is also operated by Phillips 66.
Refinery configuration
Complexity: 10.1
Major process units:
Atmospheric distillation - 273 kbpd
Vacuum distillation - 132 kbpd
Coker - 65 kbpd - Conoco technology. Produces graphite, anode coke, and fuel coke. Two units:
Train A (~50 kbpd) - 4 drums
Train B (~ 20 kbpd) - 4 drums
Visbreaker - 12 kbpd
FCC - 52 kbpd
Reformer - 48 kbpd - Continuous
Naphtha hydrotreater - 50 kbpd
Kerosene hydrotreater - 28 kbpd
Distillate hydrotreater - 62 kbpd
VGO hydrotreater - 50 kbpd
Resid hydrotreater - 14 kbpd
FCC gasoline hydrotreater - 64 kbpd
Alkylation - 9 kbpd - Sulfuric acid
C5/C6 Isomerization - 25 kbpd
Asphalt plant - 7 kbpd
Pet coke - 23 kbpd
Calciner - 822 kt/d
Sulfur plant - 440 t/d
Land - 690 Acres
Lubricants plant (Excel Paralubes)
Lubes hydrocracker - 32 kbpd - UOP Unicracking process
Isodewaxing - 20 kbpd
Sulfur plant - 185 t/d
Refinery history
1941 - Built by Conoco
1957 - First coker added with 2 drums
1981 - Dupont acquires Conoco
1983 - Coker expanded to 4 drums
1986 - Calciner added (833 kt/d)
1995 - Pennzoil and Conoco form JV to produce lubes at Westlake (Lake Charles)
1997 - Lubricants plant added, $500MM. Additional $250MM spend expanding the refinery's atmospheric distillation (40 kbpd), Vacuum (60 kbpd) and reforming (34 kbpd - platformer).
1998 - Dupont IPOs Conoco
2002 - Conoco and Phillips merge
2002 - Thermal cracker shut down (11 kbpd)
2005 - FCC gasoline hydrotreater added
2006 - Hydrocracker and baseoil plant transfered to Excel Paralubes
2012 - ConocoPhillips separates businesses and Phillips 66 retains refineries
2015 - Asphalt plant started
2019 - C5 isomerization unit (25 kbpd) added. $200MM project.