国家/地区 中国（2）
IPC部 B（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B028/04（2）
发明人
公开年
申请年
专利权人

Assembled semi-flexible asphalt concrete road bed block used for bearing and fixing sleeper to form road bed, has groove whose bottom part is embedded with bolt, where grooves in each channel bed base body and adjacent grooves in other channel bed base body jointly bear rail bearing.

PENG G, CHENG J, GONG M, DENG C, XIONG Z, ZHU X, CHU C, HONG J

Manufacture of water-purifying concrete comprises spraying surface of concrete with graphene-silicon based nanohybrid material comprising ethyl orthosilicate, graphene oxide, acid, and balance solvent of water and/or absolute ethanol.

HOU P, WANG H, DONG X, XIE N, LI Q, CHEN H, ZHANG L, ZHANG X, DU P, WANG D, CHENG X