About: http://webisa.webdatacommons.org/213201278

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	FIG. 2 is a vertical cross-section of a rotating annular joint fitted to the loading device for a shaft furnace as in FIG. 1;
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com