About: raschig ring

Premodifier: raschig
Head noun: ring

Same concepts
http://dbpedia.org/resource/Raschig_ring

Broader concepts

label	provenance	confidence
random packing	isap:11753939	0.548052
media	isap:88612921	0.468928
packing	isap:11753938	0.291403

Narrower concepts

label	provenance	confidence