国家/地区 中国（2）
IPC部 A（2）
IPC大类 A01（2） C01（2）
IPC小类 C01B（2）
IPC
发明人 CHEN H（2）
公开年
申请年 2021（2）
专利权人

Special long-life bearing useful for high-power ground plows comprises surface of bearing base used for bearing sequentially provided with co-penetration wear-resistant layer, metal cladding layer and ceramic cladding layer from inside to outside.

ZHOU L, CHEN H, CHEN Q, RONG C

Fertilization method integrating water and fertilizer for facility cultivation comprises fertilizing water-soluble fertilizer through a drip irrigation pipe network.

ZHAO X, QIAN C, WU L, CHEN H, GAO L, YANG L