About: http://webisa.webdatacommons.org/224518922

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	The present invention is directed to procedures for repairing or relining of pipelines, and in particular relining of sewer lines, water mains, gas lines and manholes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com