国家/地区 中国（4）
IPC部 B（4）
IPC大类 B22（4） C01（4） C22（4）
IPC小类 C01B（4）
IPC C22C023/00（4）
发明人 LI H（2）
公开年 2022（2）
申请年 2022（2） 
专利权人

Preparing graphene liquid drop printing three-dimensional prefabricated reinforced magnesium-based composite material comprises connecting uniformly dispersed low-defect graphene solution, adding graphene ice form in vacuum freeze dryer, vacuumizing carrying out mechanical pressure feeding.

LI H, FU J, ZHOU J, LUO J, ZHANG Q, QI L

Preparing closed cell foam metal composite material comprises adding copper salt, sodium citrate and graphene nanosheets into distilled water, ultrasonically dispersing, adding copper salt, sodium citrate and ceramic particles, coating ceramic particles loaded with copper and proposing crucible.

ZHAO Z, LIU R, YAN P, YANG L, WANG Z, ZHANG Z

Method for Preparing oxidation resistant copper-based surface enhanced Raman scattering substrate, involves adding alloy strip into hydrochloric acid ethanol solution to remove alloy to obtain nano porous copper, carrying out acid washing on nano porous copper, and washing oxide layer off.

LIU J, NING J, ZHANG L, CHEN C, PAN D

Preparation of rare earth-modified graphene reinforced metal matrix composite bar, involves preparing rare earth solution comprising rare earth compound, ammonium chloride, urea, and sodium dimercaptopropane sulfonate.

LI Y, LI H, ZHU J, ZHAO Y, YUAN H, HU Y, XU F