国家/地区 韩国（2）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B022/00（3）
发明人 LEE Y（2） YEOUL L J（2）
公开年 2020（3）
申请年 2019（2） 
专利权人

Producing green environment friendly concrete by using graphene compound mine waste slag comprises e.g. subjecting mine waste to magnetic separation, adding magnetic separation waste to water, and drying suspension.

HUANG Y, YUAN J, FU Z, HUANG X, GUO M

Mortar composition useful for interior and exterior of buildings, comprises loess, artificial aggregate composed of sand, graphene powder, photocatalyst powder i.e. titanium dioxide, anatase and rutile.

LEE Y, YEOUL L J

Producing pedestrian-vehicle passage block, comprises e.g. producing high-strength artificial aggregate comprising cement, sand, graphene, photocatalyst powder, high performance water reducing agent, and crushing.

LEE Y, YEOUL L J