国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29B（2）
IPC B29D007/01（2）
发明人 CAO Y（2）
公开年 2021（2）
申请年 2020（2） 
专利权人

Manufacturing bridge deck waterproof material by adhering asbestos fiber nets on upper and lower sides of middle waterproof layer, then bonding bottom and surface waterproof layers, rolling, treating with talc powder, and rewinding.

ZHENG X, CAO Y

Preparation of bipolar plate used in e.g. fuel cell, involves dispersing organic plastic in organic solvent, adding carbon material, stirring, pressing obtained slurry into flat plate, evaporating solvent and applying pressure on plate.

SONG M, GAO X, ZOU Z, LI Y, RONG M, QUAN C, CAO Y, LIU Y, GUO D