About: http://webisa.webdatacommons.org/231080458

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Several smaller companies that provide equipment and other services to the industry also develop technology for ultra-deep drilling, although this is generally through contracts with larger companies.
http://www.w3.org/ns/prov#wasQuotedFrom	energybulletin.net