国家/地区
IPC部 C（2） F（2）
IPC大类 C08（2）
IPC小类 C08L（2）
IPC
发明人 CHEN G（2）
公开年 2023（2）
申请年 2022（2）
专利权人

Double-wall corrugated pipe material outer wall and inner wall, where outer wall comprises e.g. chlorinated polyvinyl chloride resin, grafted polyethylene solubilizer, light shielding agent, ultraviolet light absorber, strengthening agent graphene, lubricant, and nano calcium carbonate.

LUO Q, YE C, ZHENG S, CHEN G, ZHANG S

Power transmission belt used as tooth cover jacket on synchronous belt, comprises belt body, tensile cord embedded in belt body, and jacket defining pulley contact surface.

GAO M, CHEN G, WEBER C