Matches in DBpedia 2016-04 for { ?s ?p <http://dbpedia.org/resource/Category:Oil_wells> }
- Well_kill subject Category:Oil_wells.
- Well_logging subject Category:Oil_wells.
- Well_services subject Category:Oil_wells.
- Well_stimulation subject Category:Oil_wells.
- Wellhead subject Category:Oil_wells.
- Welltec subject Category:Oil_wells.
- Wireline_(cabling) subject Category:Oil_wells.
- Workover subject Category:Oil_wells.
- Category:Hydraulic_fracturing broader Category:Oil_wells.
- Category:Oil_wells_in_Oklahoma broader Category:Oil_wells.