国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29C（2） C08K（2） C08L（2）
IPC B29C070/54（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing stone ink lubricating bearing useful in ship for bearing gravity load of e.g. tail shaft, comprises e.g. modifying ultra-high molecular thermosetting resin solution using solid lubricant and alkali, impregnating resin solution on frame material, and pressing nanocomposite material sheet.

WANG Z, WANG Y, GUO H, GUO B, FAN K, DONG L, LUO B, CHEN R, LI H, WANG K

Liquid ring type vacuum pump comprises e.g. pump body, pump cover fixed at two ends of the pump body respectively, disc fixed between two pump covers and pump body and impeller fixed on rotating shaft between two discs.

ZHAO X, WANG Q, LIU Y, YUE H, YU S