| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for producing a novel filter utilizing waste plant material. SOLUTION: This method for producing porous filter is constituted in such a manner that bean-curd refuse, sawdust, waste paper and chaff are used as the main raw material, water is added to an oxidation reagent or a binder, a kneaded matter is prepared, thereafter, the kneaded matter is immediately charged into high temperature and pressure equipment, a prescribed heat and pressure are applied while cabonizing the kneaded matter and the cabonized kneaded matter is cooled after the application of heat and pressure is completed.</p> |
