Technology editor Klaus W. Menze has reviewed issued patents (or paten
t applications). These patents relate specifically to enhanced heat tr
ansfer concepts. The patent review covers calendar years 1993 and 1994
. The referenced patents were mainly obtained from group F28 of the In
ternational Patent Classification. Patent applications and patents had
been reviewed for: DE-Germany JP-Japan US-United States of America EP
-Europe (European Patent Office) WO-World (World Intellectual Property
Organization, Patent Cooperation Treaty - PCT)