About: http://webisa.webdatacommons.org/311247300

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 is also applicable to refrigeration systems that utilize other types of fluids as the heat-transfer medium, including gaseous fluids such as air.)
http://www.w3.org/ns/prov#wasQuotedFrom	google.com