WCS Glossary
- Blank Casing
- Blank Joint
- Blank Liner
- Blanking Plug
- Blast Joint
- Bleed
- Bleed Off Line
- Bleeding
- Bleeding-Off
- Blender
- Blind Drilling
- Blind Ram Preventer
- Blind Rams
- Blind/Shear Rams
- Block
- Block Valve
- Blooie Line
- Blow Down
- Blow Through
- Blowout
- Blowout Preventer (BOP)
- Blowout Preventer Control Panel
- Blowout Preventer Control Unit
- Blowout Preventer Drill
- Blowout Preventer Rams
- Blowout Preventer Stack
- Body Lock Ring
- Boiler
- Boll Weevil
- Bomb
- Bomb Hanger
- Bonnet
- Booster Pumps
- Boot Basket
- Borehole
- Borehole Pressure
- Bottom Drill
- Bottomhole Assembly (BHA)
- Bottomhole Choke
- Bottomhole Pressure (BHP)
- Bottomhole Pressure Gauge
- Bottoms-Up
- Bourdon Tube
- Bowtie
- Box
- Box Tap
- Bradenhead Squeezing
- Brake Band
- Brake Horsepower (BHP)
- Branch