国家/地区 中国（5）
IPC部 B（5）
IPC大类 B28（5） C04（5）
IPC小类 B28B（5）
IPC B28B013/02（5）
发明人 LI X（2）
公开年 2022（3） 2023（2）
申请年 2021（2）  2022（2） 
专利权人

Gas pressure forming process for carbon fiber composite materials, involves preparing mixed powder, preparing molds, and carrying out mold filling, air pressure forming, carbonization, surface processing and high temperature ceramicization.

DAI X, XIANG L, LI W

Super frost-resistant and water-resistant artificial roadside stone useful as boundary of road, green belt or sidewalk, comprises cement, white cement, gravel, yellow sand, quartz sand, pigment, reinforcing agent and water.

GUO T, YU K, WANG M, BIAN D, WANG Z, LI X, YU H

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

Magnetically oriented dispersion reinforced composite material, prepared by using cement, graphene oxide, magnetic oxide magnetic nanoparticles, water reducing agent and water.

CHEN Y, LI X, LIU S

Concrete wall portion temperature difference generating device has heat collecting system that is provided with blue film plate and red copper flow passage that is set between blue film plate and graphene-concrete wall portion.

TONG Z, MU S, FENG C, FAN Y