tenance and testing functions, communications, and displayUS6231825Jul 29, 1999May 15, 2001Rohm And Haas CompanyFlowing a stream of drying inert gas such as nitrogen gas around a plurality of sodium borohydride dihydrate particles until these particles are converted to sodium borohydride; dehydrationUS6236326Oct 29, 1999May 22, 2001Vtech Telecommunications, Ltd.Method and apparatus for intelligent