国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29C（2）
IPC
发明人
公开年
申请年
专利权人

Root puncture-resistant mildew-resistant waterproof coiled material for planting roof system, includes copper foil layer whose upper and lower surfaces are provided with asphalt coating made of modified asphalt, where upper and lower surfaces of asphalt coating are attached with isolation film.

LU Z, LIANG Z, LIANG B

Preparing high-performance graphene complex phenolic cover plate comprises preparing phenolic plate, cutting prepared phenolic plate, rubbing phenolic plate, and sanding cut surface to obtain processed phenolic plate.

ZOU X