714
a PORE TYPES
MATRIX
b MULTI-PHASE
PORE FILLINGS
DEAD-END
PORE
ISOlATED
' - - _ - ' '-_--J PORE
C
INCREASING OlL SATURATION
\
BUOYANCY
INSULAR
)!:;:j(a~'{? (RESIDUAL)
OlL
Chapter 14 Hydrocarbons and Coal
dOlL AND GAS
IN RESERVOIRS
e PRIMARY AND SECONDARY HYDROCARBON MIGRATION
LlMITED BURIAL DEPTH
GREATER BURIAL DEPTH
. . . . . . . . . . . . .
. . ............... . . . ... . . . . ........ .. .. . GAS OlL· · ··· · · · ···· · · · · ·· · ·· · · ···
. '.' -: . SEAL : : -: -: -: -: -: -: -: -: -: -: -: .
'
.. : : :: SECONDARX, ~IGRA TIÖN
f
CLAYEY SOURCE ROCK WITH
THIN SANDV INTERBEDS:
HIGHLY EFFECTIVE DRAINAGE
THICK HOMOGENOUS CLAYEY
SOURCE ROCK:
RESTRICTED DRAINAGE