国家/地区 中国（2） 韩国（2）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B014/02（4）
发明人 HAN K T（2）
公开年 2022（2）
申请年 2021（4）
专利权人

Oil well cement retarder useful in the field of oil fields, comprises reinforcing agent, stabilizing agent, tartaric acid, sodium glucoheptonate, sodium gluconate and deionized water.

MU H, MIAO X, WEI H, LIU X, WANG M, ZHOU S, LIU J

Composition useful for repairing concrete structures comprises e.g. cement, aggregate, graphene oxide and (Z)-3-((2-((E)-(4-(diethylamino)phenyl)azo)thieno(2,3-d)thiazol-5-yl)-2-(4-hexoxyphenyl)prop-2-enenitrile.

HAN K T

Composition used for repairing concrete structure, comprises cement and aggregate containing graphene oxide, benzothiazole-based compound, fluoro-phenyl-propylbenzene based compound, and thieno-thiazole based compound.

HAN K T

Concrete hydration temperature regulating agent comprises calcium carbonate, silica fume, sodium citrate, calcium lignosulfonate, gamma-cyclodextrin, pitch-based carbon fiber chopped strand, rubber particle and blend of sorbitan monostearate, ultrafine lithium slag powder and carboxylated graphene.

GUO H