Quality measure for a data context service
Quantification of drilling mud cuttings characteristics as a...
Quantification of the characteristics of porous formations...
Quarry operation
Quick change coupling
Quick flow release valve
Quick latching drill pipe blowout preventer
Quick release blowout preventer bonnet
Quick release blowout preventer bonnet
Quick release drill bit for down-hole drills
Quick release thread protector
Quick-set formation treating methods
Quicksand filter
Quill saver sub