<http://webisa.webdatacommons.org/36151511>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/461275005>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/36151511> .
<http://webisa.webdatacommons.org/36151511>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/36151511>	<http://www.w3.org/ns/prov#value>	"In a preferable procedure for practicing the invention, the smectite mineral is crushed, ground, slurried in water and screened to remove grit and other impurities." .