国家/地区 美国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B014/06（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Composite material for repairing pothole and forming structural material, comprises closed cell polyurethane matrix portion, diph-diisocyanate, polyol resin, and particulate portion homogeneously distributed and suspended in the matrix portion, where particulate portion comprises silica.

ESCOBAR H, CHRISTY J

Cementitious material used in plugging well, comprises Portland cement, sand, biochar, aggregate, graphene, silica fume, fly ash, anhydrous calcium sulfate, carbon nanotubes, carbon fullerene, fibers, anhydrous calcium chloride, sodium chloride, retardant, fuel loss additive, extender.

DILLARD R W, MITCHELL I