API American Petroleum Institute
BG Background gas
BHA Bottom Hole Assembly
BHP Bottom Hole Pressure
BHT Bottom hole temperature
BOP Blow Out Preventer
BPD Barrel Per Day
BPM Barrels Per Minute
BSW Base Sediment and Water
BUR Build Up Rate
BWOC By Weight Of Cement
BWOW By Weight Of Water
CBL Cement Bond Log