About: http://webisa.webdatacommons.org/139021415

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	A process according to claim 11, wherein SO2 is present in less than 100 vppm, SO3 less than 10 vppm, HCl less than 10 vppm, HF less than 10 vppm, and solids such as soot and dust 30 less than vppm.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com