| 摘要 |
PURPOSE:To prevent algae from adhering to the wall face of a water tank by sterilizing the algae in water in a water cleaning apparatus for household use or for business use for water for a pool, water in a water tank for fishes for appreciation, water for cultivating fishes. CONSTITUTION:A nitration module 5 consisting of a nitration bacillus and a mineral substance, and injector 3 feeding air to the nitration module and a module 6 for sterilizing bacilli and algae provided with an ultraviolet lamp with an ultraviolet dose of at least 4.95X10<4>W.s are positioned in a force circulation flow path wherein water 1 in a water tank is forcedly circulated to perform oxidative decomposition of harmful ammonia excreted by fishes with the nitration bacillus to harmless nitric acid and disease germs and algae in water are sterilized and killed by means of the module for sterilizing bacilli and algae. |
