Encyclopedia of Environmental Science and Engineering, Volume I and II

418 FOSSIL FUEL CLEANING PROCESSES

WHOLE CRUDE

(100,000 BPSD)

TWO STAGE

DESALTER

CDS

ISOMAX

REACTOR

HYDROGEN

CDS ISOMAX

SYNTHETIC CRUDE

FRACTIONATOR

0.1% SULFUR

MIDDLE DISTILLATE

(29,600 BPSD)

1% SULFUR

FUEL OIL

(40,000 BPSD)

C 5

C 4

FIGURE 6

REACTORS

FEED

FURNACE

RECYCLE HYDROGEN

ABSORBER

HIGH

PRESSURE

LOW

PRESSURE

SEPARATORS

TO GAS

RECOVERY

LIGHT GASOLINE

HEAVY NAPHTHA

LIGHT GAS OIL

650°F+

BOTTOMS

(1% S)

HDS

H 2

FIGURE 7

C006_002_r03.indd 418C006_002_r03.indd 418 11/18/2005 10:27:10 AM11/18/2005 10:27:10 AM