SOIL DISINFECTION HOSE AND METHOD FOR SOIL DISINFECTION BY USING THE SOIL DISINFECTION HOSE

摘要

PROBLEM TO BE SOLVED: To provide a soil disinfection hose made of a soft resin and blasting steam of a temperature sufficiently high for the disinfection of soil from the whole length of the hose without causing the deformation of the hose by the pressure and temperature of the steam with respect to the length of the hose. SOLUTION: An inner hose 4 is inserted into the base end of an outer hose 3 made of a soft resin and having steam blowing holes 7. The base end of the inner hose 4 is connected to a steam supplying port 6 and the tip end of the inner hose 4 has an opening 4a in the outer hose 3. A steam channel 35 is formed between the inner hose 4 and the outer hose 3. The steam channel 35 is connected to the inner hose 4 through the tip opening 4a of the inner hose 4. COPYRIGHT: (C)2003,JPO