Casing

https://www.wikidata.org/wiki/Q5048830

Field Hierarchy

Parent
Physics 33.7M papers	Engineering 25.7M papers	Geology 10.6M papers	Mechanical engineering 5.6M papers
Petroleum engineering 512k papers		Geophysics 463k papers
Current
Casing 33k papers
Child
Gravimeter 4,228 papers

Trends

Notes

History