Collar:
A pipe coupling threaded on the inside.
Collar Definition
Advertisement
Random Definitions
- Abaft
- Martin-decker
- Normal circulation
- Debug
- Stripper head
- Bs or bs&w
- Plastic viscosity
- Back-in unit
- Standing valve
- Water cushion (w/c)
- Proration
- Absolute zero
- Red-lime mud
- Dispersant
- Flow a well hard
- Tubing hanger
- Oil sand
- Gpg
- Zero-zero gel
- Short way
- Pndp
- Channel (formation)
- Gall
- Button up
- Spaghetti