<http://webisa.webdatacommons.org/prov/419051201>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/320284405> .
<http://webisa.webdatacommons.org/320284405>	<http://www.w3.org/ns/prov#value>	"Carbon blacks presently in broad commercial use for such application as tire tread have been used successfully, as well as carbon blacks heretofore considered unsuitable for commercial use in known production apparatus and methods." .
<http://webisa.webdatacommons.org/320284405>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/320284405>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .