国家/地区 中国（5）
IPC部 C（5）
IPC大类 C04（5）
IPC小类 C04B（5）
IPC C04B028/00（2） C04B028/04（2） C04B035/622（2）
发明人 CHEN H（5）
公开年 2023（5）
申请年 2022（4） 
专利权人

Silane modified oxidation graphene-fly ash-based grouting material for plugging tunnel-rich water-rich crushing belt, comprises cement, desulfurization gypsum, fly ash, silane modified multi-layer oxidation graphene alkali excitation material.

CHEN X, HU X, LI X, CHEN H, WANG M, GUAN X, LING X

Cement-based composite material containing coal-based carbon nano multi-crystal, comprises coal-based carbon nano multi-crystal, water, water reducing agent, and cement.

LIU H, CHEN H, ZHANG B

Preparing nano metal toughened silicon carbide ceramic material, comprises dissolving polycarbosilane powder and platinum catalyst in organic solvent, mixing and reacting at constant temperature, rotary evaporating, drying, grinding homogeneous mixture and pouring into mold for compression molding.

DAI J, CHEN H, ZHOU J, MAO S, HU J, HUANG W, YAO R

Water-stop backfill with high thermal conductivity comprises modified expanded perlite, water, cement, yellow sand, and admixture.

HAN Y, CHEN H, YU W, WANG J, WANG H, ZHAN J

Metal ceramic material useful for cutting pick of development machine, comprises diamond, silicon carbide, silicon nitride, amorphous silicon dioxide, cobalt oxide, boron carbide, tungsten graphene, nano iron powder and niobium carbide.

CHEN H, YANG B, HUA J