Vol.15 No.1 January 2004

Paper

Analysis of Geographic Attributes and Probabilities Related to Illegal Dumping
……Tomohiro Tasaki, Yasuhiro Matsui, Takatsune Kawahata, Masahiro Osako, Susumu Takagishi and Akihiro Morita　1 abst

Importance of Clarifying Site Characteristics on Stabilization of Waste Deposits
……Kazuo Kamura and Yasuhiro Yamazaki　11 abst

Recovery of Abrasive Grains by Combustion/Thermal Degradation of Waste Grinding Wheels in O2/N2 and Steam/N2 Atmospheres
……Kensaku Sasaki, Yoshihiro Kojima, Hitoki Matsuda, Yoshiharu Terada and Katsuhiro Kano　19 abst

Method of Compost Quality Evaluation Using a Bioassay Test with Hypha（Pleurotus ostreatus）
……Mami Okamoto, Akira Ikeda and Akikuni Ushikubo　28 abst

A Change in the Cr（VI）Leaching Characteristics by the Difference of Pre-treatment Processes for Foundation Improvement Works Using Cement Soil Stabilizer
……Masato Kawaguchi, Motoyuki Asada, Sumio Horiuchi and Masayuki Horio　37 abst

Effects of Basicity and Leachant pH on the Dissolution Rates of Molten Slag
……Toshikatsu Maeda, Tsunetaka Banba and Tsuyoshi Mizuno　45 abst

Characterization for Properties of Polystyrene Recovered from Back Cabinets of Waste TVs
……Toshiaki Miyanaga　52 abst