国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J020/22（2）
发明人 LIU Q（2）
公开年
申请年 2022（2）
专利权人

Preparing modified coal gangue adsorbent in wastewater treatment, by calcining coal gangue and acidifying, using anhydrous ethanol as solvent, using water as solvent, adding graphene oxide, stirring, adding silanized gangue, stirring, activating arginine, and adding gangue/graphene oxide.

LAI Y, DENG X, HUANG Q, LIU Q, ZHU G, XIAO Y, CAI Z, ZHONG C, WU J, CAI J, LUO T

Preparing fine-grained high-purity oxygen-free copper plate comprises e.g. cleaning hearth of electron beam cooling bed smelting furnace, heating hot-pressed slab, milling milled hot-rolled billet up and down, annealing semi-finished sheet material, and cutting according to product shape.

WANG W, WANG C, LIU X, LIU Q, ZHOU B, WANG J, SUN J, LIANG X, WANG Q