国家/地区 中国（4） 加拿大（2） 欧洲专利局（EPO）（2） 美国（2） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C04B028/24（4）
发明人
公开年 2021（4）
申请年 2020（3） 
专利权人

Forming foundry casting element, comprises forming aqueous slurry comprising solid inorganic binder material or its precursor, shaping slurry using pattern, curing shaped slurry, and removing pattern from casting element.

RIMAN R E, BLINN K, LEHMANN R E, BULLING K

Preparing graphene composite silicon aerogel heat insulation material, involves mixing ethyl orthosilicate, ethanol and water, soaking fiber felt in graphene-silica gel composite felt, adding n-hexane for solvent replacement, and drying.

CAI J, HUANG W, HE J

High-strength glass fiber composite material comprises glass fiber composed of silicon dioxide, aluminum oxide, spinning fiber includes palmitic acid, stearic acid, additive composed of graphene oxide, sodium bisulfite, paraffin wax.

YU H

Determining integrity of well in oil and gas industries, involves mixing conductive materials into fluid, allowing conductive materials to surface coating, and transmitting data through electrically conductive data conduit coating.

BOUL P J, SANTRA A