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MIGRATION AND ACCUMULATION - Coggle Diagram
MIGRATION
AND
ACCUMULATION
Factors
of
Migration
Porosity
Permeability
Driving forces (Pressure)
3 Types
of
Migration
Primary
Source Rock
----->
Reservoir Rock
Short
Distance
Transportation;
Diffusion
/
Molecular Solution
Secondary
Permeable Bed
----->
Trap
Transportation;
Buoyancy
/
Hydrodynamic Process
Oil saturation
>40%
required
Tertiery
Movement
of
Oil and Gas Accumulation
into either,
Fresh Trap
Seepage
Dissipation
Alteration
Same
Transportation
Difference in
Rate
of
Petroleum Supply