Y is an anion, Z is a melt-producing compound, m' is greater than zero and less...http://www.google.com/patents/US4392983?utm_source=gb-gplus-sharePatent US4392983 - Transition metal composition, production and useAdvanced Patent SearchPublication numberUS4392983 APublication typeGrantApplication numberUS 06/285,526Publication dateJul 12, 1983Filing dateJul 21, 1981Priority dateJul 21, 1980Fee sta