| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily and quickly remove the deposit, etc., on the inner wall of the waste water treating conduit, tank, etc., in the toilet, washroom, cuisine, fire extinguisher, cooler, etc., of the aircraft, ship, vehicle, etc., without disassembling the conduit. SOLUTION: A cleaner A independently arranged at a specified position and in which the soln. tank 5 contg. a cleaning soln. consisting essentially of an org. acid, a separation tank 6, a circulating pump 7, etc., are connected through the conduits 10 and 10' is connected in the middle of the conduit 2 for conducting the waste water from the toilet, washroom, cuisine, fire extinguisher, cooler, etc., set in the aircraft, etc., to a tank 3 to form a closed circuit between both, and the cleaning soln. stored in the soln. tank 5 and consisting essentially of the org. acid is passed through the conduit 2 and tank 3 and circulated to remove the deposit on the inner wall of the conduit 2 and tank 3.</p> |
