t

t (pipe)

T-Seal

TA or T/A

T&C

Tachehydrite

TAG (perforating gun)

Tag

Tag Line

Tail Cement

Tail Gas

Tail Pipe

Tailing Rods

Tall Oil

Tally

TAML

Tamp

TAN

Tangible Costs (Drilling)

Tangential Stress (tubing)

Tangential Wave

Tank Battery

Tank Bottoms

Tank Farm

TAP

Tap

TAPS

Taper Tap

Tapered Mill

Tapered String

Tar

Tar Sands

Target (Risk)

TBN

TCF (gas lift)

Tcf (reserves)

TCP

TCP (chemical additive)

TCT

TD

TDH

TDRM

TDS

TDT

Technical Limit

Tectonic Map

TEG

TEL

Telemetry

Telescoping Mast

Tell Tale (gravel packing)

Tell Tale Screen

Temperature Gradient

Temperature Log

Temperature Stability Agents

Temperature Survey

Temporarily abandoned

Ten Round

Tender (ship)

Tensile Extension

Tensile Strength

Tension Set Packer

TEOR

Tertiary

Tertiary Recovery

Test Separator

TFE (elastomer)

TFE

TFL

TG

TGLR

TGS

THAI

THD (subsea)

Therm

Thermal Decay Log

Thermal Decomposition

Thermal Expansion

Thermal Recovery

Thermogenic gas

Thermos Flask

THI

Thickening Time

Thief

Thief Zone

Thin Section

Thinners

Thixotropic

Thorium

THP

Thread Gauge or Thread Form

Thread Protector

Three-D or 3-D seismic

Threshold Velocity

Throttling

Through the Flow Line

Through Tubing

Through Tubing Gun

Throughput

Throw

Thrust Fault

THS

THT

Tie

Tie-Back

TIFL

Tight Formation

Tight Hole

Tight Sand

Tight Spot

TIH

Tip Screen Out

TIV

TIW(tm)

TJ

TKV

TLP

TLV

TMD

TN

TNL

TOC

TOC (shale)

Toe

TOH

TOL (casing string)

Toluene

Tomography

Tongs

TOOH

Tool Joint

Tool Pusher

Top Drive

Top Job

Top Kill

Top Lease

Top Plug

Topographic Map

Top-Set Completion

Topsides

Tornado Chart

Torpedo

Torque

Torsion tester

Tortuosity

Total Depth

Total Dissolved Solids

Total GOR

TOTP

Tour

Township

TP

TPC (lift)

TPC (production)

TPI (pipe and connection)

TPSV

Trace Element (analysis)

Traceability

Tracer (injector)

Tracer Log (fluid movement)

Tracer Log (fracturing)

Track

Tractor

Transient

Transition Zone (flow)

Transitional Spacer

Transmissibility

Traveling Block

Traveling Valve

Treater

Treating Fluid

Treating Iron

Tree Cap

Tree Saver

Trench Magnet

Trend

Triassic

Triaxial

Thribble (old drilling term)

Trip

Trip Gas

Trip In

Trip Margin

Trip Out

Trip Tank

Triple

Triplex Pump

Tripping In

Tripping Out

TRSCSSSV

TRSSSV

TST (geologic)

True Vertical Depth or TVD

TSO

TSR

TSS

TSTM (flow measurement)

TT

TTD

TTFWO

TTGP

TTP (perforating)

TTP (tubular)

TTR

TTRD

Tubing

Tubing Anchor

Tubing Bonnet (wellhead)

Tubing Bowl

Tubing Conveyed

Tubing End Locator

Tubing Hanger

Tubing Head

Tubing Pressure

Tubing Pump

Tubing Retrievable

Tubing Spider

Tubing Tail

Tubing Valve

Tubingless Completion

Tugger

Tungsten Carbide

Turbidity

Turbine Motor

Turbo Drill

Turbulent Flow

Turner Equation

Turnkey (drilling)

Turner Equations

TVD

TVDTR

TWC (core)

TWC (flow path)

TWC (pipe)

Twinning (flow lines)

Twinning (wellbore)

Twist-Off

Two Barrier

TxIA

Type Curve