About: http://webisa.webdatacommons.org/51478344

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	The invention concerns improvements in emissions control, especially from internal combustion engines such as diesel and other lean-burn engines.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es