国家/地区 中国（4）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B035/622（3） C04B035/83（3） F16D065/12（3）
C04B035/532（2）
发明人
公开年 2023（4）
申请年 2022（2）  2023（2） 
专利权人

Modified chopped carbon fibers used for forming carbon-ceramic brake disc, comprise polyacrylonitrile carbon fibers as chopped carbon fibers including surface modification group comprising thiourea group and aromatic ring, and having preset length.

TANG B, ZHU K, ZHOU G, XIANG L

Mortar lining material useful for ductile cast iron pipe lining for sewage, comprises high aluminum cement, granulated blast furnace slag micro powder, silicon ash, sand, water reducing agent, retarder, graphene oxide, and water.

WANG Y, MA Z, ZHAO H, WANG J

Carbon/ceramic brake disc with sandwich structure useful for vehicle brake parts, comprises e.g. friction function layer, a mechanical function layer and a friction function layer, which are connected by mortise and tenon and carbon cloth composite layer and short fiber layer.

LI Z, CHENG K, KANG W, LI R, LI Q, HOU W, CHENG H, ZHAO D, HUANG F

Manufacturing composite fiber preform, preferably carbon-carbon composite material for disc brakes, involves winding composite fiber fabric around core to form composite fiber preform comprising multiple layers defining annulus extending along central axi.

TANG L G, GLEN S, PIAO Y, MURDIE N, JAMES M C, MERDEY N, GUERON S, TANG L