国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C11D（2）
IPC
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

High air salt concentration galvanized iron art railing forging processing technique involves heating iron rail, separating iron block impurity, immersing iron rail into the oil removing solution, and washing with deionized water.

SONG J

Organogel for removing organic polymers on surface of mural, comprises nano calcium hydroxide powder, graphene quantum dots, epoxy resin and ethyl acetate.

ZHU J