国家/地区 中国（3）
IPC部 F（3）
IPC大类 F02（3）
IPC小类 F02M（3）
IPC
发明人
公开年 2022（3）
申请年 2021（3）
专利权人

Defrosting device for branch pipe pressure reducing valve, has motor installed on top part of shell, rotating rod installed at bottom output end of motor, where rotating rod and dust-proof net are in same vertical line.

HOU S

Spectrum energy fuel-saving board comprises polypropylene, nylon 66 resin, graphene powder, negative ions powder, tourmaline powder, antioxidant and compatibilizer.

YAN S

Graphene super material quantum energy saving and emission reducing system useful for fuel oil and fuel gas in automobile industry comprises shell composed of upper and lower shells, where shell provided with oil pipe channel and inner part of shell fixedly installed with inner shell.

ZHAO X, LU X