国家/地区 中国（3） 韩国（2）
IPC部 B（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B014/06（4）
发明人
公开年 2021（4）
申请年 2020（3） 
专利权人

Lightweight quartz stone plate e.g. double-layer composite plate, comprises quartz powder, fly ash microspheres, unsaturated polyester resin, glass fiber powder, nano graphene powder, accelerator, curing agent and coupling agent.

WANG F, HUA J, XUE G, CHANG X, XUE J

Forming foundry casting element, comprises forming aqueous slurry comprising solid inorganic binder material or its precursor, shaping slurry using pattern, curing shaped slurry, and removing pattern from casting element.

RIMAN R E, BLINN K, LEHMANN R E, BULLING K

High-toughness high-adhesive high-strength hybrid fiber concrete comprises cement, sand, gravel, fly ash, straw ash, silicon ash, nano-silicon, water reducing agent, excitant, antifoaming agent, shrinkage reducing agent and ramie fiber.

ZHENG S, RUAN S, CAO C, YANG J, JI J, ZHENG J, YANG L, LIU X, LI L, LIU H, MING M, DONG L, ZHOU Y, SHANG Z

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