About: http://webisa.webdatacommons.org/268401665

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	Such a shell is particularly desirable when there is only a screen or a resin coated screen, since such screens are often damaged during transit down a wellbore.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es