Drilling Industry Glossary
packer
pay/pay sand/pay section
PDC bit
pH
perforate
permeability
pick up
pick up weight
pig
pigging
pipe
plastic viscosity (PV)
plug
plug and abandon (P&A)
pore pressure
porosity
possum belly
potassium (K+)
ppb
ppg
primary cement job
production casing
pulsation dampener
pumping schedule table
Perforate
A perforation refers to a hole punched in the casing or liner within an oil or gas-bearing formation utilizing a perforating gun lowered down the hole and fired electrically from the surface. The perforations permit production from a formation that has been cased off.
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