<http://webisa.webdatacommons.org/311288672>	<http://www.w3.org/ns/prov#value>	"The minimum interior diameter of the eccentric bore 36 is 2.25 inch in order to accomodate instruments and other equipment normally used in drilling operations." .
<http://webisa.webdatacommons.org/prov/193547557>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/311288672> .
<http://webisa.webdatacommons.org/311288672>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/311288672>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .