1. Upgrading petroleum residues and heavy oils;Gray,1994
2. Wolff J, Radtke K. Refinery residue based IGCC power plants and market potential. In: Gasification technologies 2001conference, San Francisco, CA; 2001.
3. Combustion characteristics and pollution minimum technology for VR (vacuum residue) fired boiler;Ichinose;JSME Int J,1998
4. Development and operation results of VR firing boiler;Fujimura;Mitsubishi Juco Giho,1999
5. Minoru H. Demonstrative operation plan of asphalt burning power plant in oil refinery. In: 17th WEC congress, Houston, USA; 1998.