国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4） E21（2）
IPC小类 C01B（4）
IPC C01B032/194（4）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Magnetic response intelligent optical material based on graphene nano sheet used in field of intelligent window, optical switch, antipseudo and information encryption comprises graphene nano sheet, magnetic nano particles and liquid medium.

LU X, HUO X, WEN X, WEI C, LI J, WEI W

Dry-grained rock slab comprises green body layer, base glaze layer, and dry-grain surface which is formed by spraying dry-grain glaze including transparent frit, wear-resistant dry particles, printing paste and deionized water.

MAI W, WANG J, YE J, WANG L, LU P

Integrated profile control and displacement agent used in crude oil production, comprises plugging agent, surfactant, nano-active agent, auxiliary agent and water.

ZHAO C, WU W, WANG Y

Cavity power section used for mud motor, comprises rotor and stator comprising metal outer tubular and graphene-enhanced elastomeric stator inner liner in which elastomeric material of liner comprises graphene particles and rubber.

SICILIAN J A, SICILIAN Y A