国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B035/626（2）
发明人 GUO X（2）
公开年 2021（2）
申请年 2021（2） 
专利权人

Preparation method of nano-combined silicon carbide ceramic powder used in e.g. high temperature corrosion resistance application, involves putting silicon carbide particles into high temperature vacuum atmosphere furnace, heat-treating, cooling, putting into muffle furnace, and heat-treating.

SUN Y, ZENG W, YIN Y, GUO X, WANG J, CHEN Y, SONG Z, LIU S

Carbon fiber preform useful in preparing carbon-carbon composite material has first and second structural units arranged in laminated manner, and bottom and middle part of carbon fiber prefabricated body provided with first structural unit.

LI A, MAO S, JIA L, WANG M, GUO X, ZHANG D