Preface List of Participants in International Clean Energy Network Table of Contents Summary Objective of R&D Items and Targets of R&D Summary of FY 1999 results Future development 1999 Annual Summary of Results under Each Individual Subtask Task 1 Study of System Evaluation Task 2 Study of Safety Measures Task 3 Review and Investigation for International Cooperation Task 4 Development of Power Generation Technology Task 5 Development of Hydrogen Vehicle Systems Task 6 Development of PEFC Utilizing Pure Hydrogen Task 7 Development of Hydrogen Refueling Stations Task 8 Development of Hydrogen Production Technology Task 9 Development of Hydrogen Transportation and Storage Technology 9.1 Development of Liquid Hydrogen Transportation and Storage Facilities 9.2 Development of Devices for Common Use 9.3 Conceptual Design of Hydrogen Liquefaction Facilities Task 10 Development of Cryogenic Materials Technology Task 11 Development of Hydrogen Absorbing Alloys for Small Scale Transportation and Storage System Task 12 Investigations and Study of Innovation & Leading Technology