About: http://webisa.webdatacommons.org/46640004

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	It is apparent from the description, especially pages 2 to 4, that the problem underlying the present application concerns the provision, as a water sealing layer, of an alternative composition of expandable clay, e.g. bentonite, hav
http://www.w3.org/ns/prov#wasQuotedFrom	epo.org