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TOOL DESCRIPTION
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3VSP 3-AXIS GEOPHONE
4CAL 4 ARM CALIPER
AC   ACOUSTIC LOG 
AGN  AIRGUN
AP   AUTOMATIC DIFF PRSSR VALVE
BAL  BOND ATTENUATION LOG
BPS  FMT BYPASS SUB
BRDL CABLEHEAD WITH 85 FEET OF BRIDLE MATERIAL AND SP ELECTRODE
CAL  CALIPER
CBIL CIRCUMFERENTIAL BOREHOLE IMAGING LOG
CBL  CEMENT BOND LOG
CCL  CASING COLLAR LOCATOR
CDB  DUMP BAILER
CDL  COMPENSATED DENSITY LOG
CENT CENTRALIZER
CH   CABLEHEAD WITH SP ELECTRODE BUTTON
CHL  CHLORINE LOGGING TOOL
CHTS CABLEHEAD TENSION MEASUREMENT
CMI  COMPACTION MONITORING INSTRUMENT
CN   COMPENSATED NEUTRON LOG
CO   CARBON/OXYGEN LOG
DAC  DIGITAL ARRAY ACOUSTILOG LOG
DAL  DIGITAL ACOUSTIC LOG
DCEN DE-CENTRALIZER
DEL2 200MHz DIELECTRIC LOG
DEL4 47MHz DIELECTRIC LOG
DEN  NON-COMPENSATED DENSITY LOG
DFS  DISPLACEMENT FLUID SAMPLER
DHPA DOWNHOLE POWER ADAPTOR
DIFL DUAL INDUCTION FOCUS LOG
DIP  DIPLOG
DLL  DUAL LATEROLOG
DMAG DIGITAL MAGNELOG
DPIL DUAL PHASE INDUCTION LOG
DSL  DIGITAL SPECTRALOG
DVRT DIGITAL VERTILOG
FCON WELLBORE FLUID CONDUCTIVITY (SALINITY) LOG
FDDP FLUID DENSITY FROM DIFFERENTIAL PRESSURE LOG
FDN  FLUID DENSITY LOG
FMCS FLOWMETER - CONTINUOUS SPINNER
FMFI FLOWMETER - FOLDING IMPELLER
FMT  FORMATION MULTI-TESTER
FPI  FREE POINT INDICATOR (PIPE RECOVERY)
FS   BOREHOLE FLUID SAMPLER
GP   GRAVEL PACK (SHAKER)
GR   GAMMA RAY LOG
GRC  PRESSURE (GRC STRAIN GAUGE)
GRN  GAMMA RAY/NEUTRON COMBINATION
HDIL HIGH DEFINITION INDUCTION LOG
HDIP 6-ARM (HEX) DIPLOG
HDLL HIGH DEFINITION LATEROLOG
HP   PRESSURE (HP QUARTZ GAUGE)
HOIS SURFACE SYSTEM PANEL (HOIST/DEPTH)
HTD  HIGH TEMPERATURE DENSITY LOG
HYDL HYDROLOG
IEL  INDUCTION ELECTROLOG
ISSB MASS-ISOLATION JOINT
JBSK JUNK BASKET
KNJT KNUCKLE JOINT
LL3  LATERALOG (3 ELECTRODE)
M5M7 CROSSOVER POINT FOR M5 TO M7 OR M7 TO M5
MAC  MULTIPLE ARRAY ACOUSTIC LOG
MAC2 MULTIPLE ARRAY ACOUSTIC LOG
MAG  MAGNELOG (ANALOG)
MCFM MULTI-CAPACITANCE FLOW METER
MFC  MULTI-FINGER CALIPER
MFP  CONTINUOUS MAGNETIC FREE POINT SENSOR
ML   MINILOG
MLL  MICRLATEROLOG
MRIL MAGNETIC RESONANCE IMAGING LOG
MSI  MULTIPARAMETER SPECROSCOPY INSTRUMENT
MSL  MICRO SPHERICAL LATEROLOG WITH CALIPER
MST  HEAVY-WALLED DRILL PIPE SEVERING WITH SYNCHRONIZED DETONATION
NEU  SINGLE DETECTOR NEUTRON
NFL  TRACER/FLO-LOG
NIR  NEAR INFARED INSTRUMENT
NLL  NEUTRON LIFETIME LOG
NO   NUCLEAR ORIENTATOR
ORIT ORIENTATION LOG
PDK  PULSE/DECAY PULSED NEUTRON LOG
PFC  PERFORATING FORMATION CORRELATION LOG
PHT  PHOTON LOG
PNHI PULSED NEUTRON HOLDUP INDICATOR
POS  POWERED ORIENTAION SWIVEL
PROX PROXIMITY LOG
PRSM PRISM LOG (MULTIPLE ISOTOPE TRACING)
RCI  RESERVOIR CHARACTERIZATION INSTRUMENT
RCOR ROTARY SIDEWALL CORING TOOL
ROLR ROLLER BODY
RPL  PANEX PRESSURE GAUGE
RPM  MULTI-PURPOSE SMALL DIAMETER PULSED NEUTRON LOGGING INSTRUMENT
SBT  SEGMENTED BOND TOOL
SG   STRAIN GAUGE
SGEO SURFACE GEOPHONE
SJ   SILVER JET PERFORATOR
SK   SELECTKONE PERFORATOR
SL   SPECTRALOG
SLAP SIMULTANEOUS LOGGING AND PERFORATING
SLKP SLIMKONE PERFORATOR
SNKB SINKER BAR
SON  SONAN (NOISE LOG)
SPCR SPACER BAR
SPDK SPECTRAL PULSE/DECAY PULSED NEUTRON LOG
SPSB SP (SPONTANEOUS POTENTIAL) SUB
SRPL SURFACE RECORDED PRESSURE LOG
SSP  SEMI-SELECT PERFORATOR
STAR SIMULTANEOUS ACOUSTIC-RESISTIVITY IMAGING LOG
STFP PIPE FREE POINT INDICATOR
SUB  GYRO DATA INTERCONNECT
SUB  AC/DC SWITCHING CIRCUIT TO RUN PHOTON & GRAVEL PACK IN COMBO.
SWC  SIDEWALL CORGUN
SWN  SIDEWALL NEUTRON
SWVL SWIVEL
TBFS THROUGH TUBING FLUID SAMPLER
TBRT THIN-BED RESISTIVITY LOG
TCAL THROUGH TUBING CALIPER
TCP  TUBING-CONVEYED PERFORATING
TCR  THROUGH CASING RESISTIVITY
TEMP TEMPERATURE LOG
TILT TRANSVERSE INDUCTION LOG
TMFP MAGNA-TECTOR FREE POINT INDICATOR
TPFM THERMAL PULSE FLOWMETER
TTRM TEMPERATURE, TENSION AND MUD RESISTIVITY SUB
VRT  VERTILOG
VSP  VERTICAL SEISMIC PROFILE
VTLN VERTILINE
WCAL BOWSPRING 6-ARM CALIPER
WESB SIDE ENTRY SUB FOR PIPE CONVEYED LOGGING
WHI  WATER HOLD-UP INDICATOR
WTS  WIRELINE TRANSMISSION SYSTEM DOWNHOLE TELEMETRY REPEATER
WTSP WIRELINE TRANSMISSION SYSTEM SURFACE PANEL
WTSS WIRELINE TRANSMISSION SYSTEM SWITCHING SUB
XMAC CROSS MULTIPOLE ARRAY ACOUSTILOG
ZDL  Z-DENSITY LOG