Page 274 - Well Logging and Formation Evaluation

APPENDIX 5

ABBREVIATIONS AND

ACRONYMS

AHD Alonghole (sometimes used in place of measured depth)
AI Acoustic impedance
API American Petroleum Institute (also units used for gamma ray)
AVO Amplitude versus offset (of seismic traces)
B/D Barrels per day
Gas volumetric factor (in scf under standard conditions per scf
B g
in reservoir)
BHA Bottomhole [drilling] assembly
BHT Bottomhole temperature
BOE Barrel of oil equivalent
BOP Blowout Preventer
bopd Barrels of oil per day
BQv The product of B, the equivalent counter-ion conductance, and
Qv, the cation exchange capacity per unit pore volume.
BS Bit size
BU Buildup
BV Bulk volume
BVI Bulk volume of irreducible water
CAL Caliper
CBL Cement bond log
CCL Casing collar locator
CEC Cation exchange capacity
CHP Casing head pressure
COI Cost of information
CPI Computer processed interpretation
DD Driller’s depth
DF Derrick floor

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