国家/地区 韩国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B014/06（2）
发明人
公开年 2021（2）
申请年
专利权人

Repairing concrete structure, comprises e.g. applying surface reinforcement material to concrete structure from which foreign matter is removed, applying surface protective material on repair material application site, and applying ceramic coating material.

PARK J

Manufacture of sidewalk block involves injecting mixture containing cement, water reducing agent and activated silica into mold, applying mixture containing polymer powder and artificial aggregate on formed base layer, pressing and curing.

LEE Y, YEOUL L J