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 X（2）
公开年
申请年 2022（2）
专利权人

Preparing a graphene-ionic liquid composite sulfur adsorbent useful in methane desulfurization, comprises e.g. adding cationic salt and bromoalkane and reacting, performing suction filtration and washing to obtain cationic bromide and ultrasonic dispersing of graphene oxide in acetone solvent.

JI K, XUN Q, LIU X, WEI Z, ZHU T, WANG K, ZHANG W, XU F, HOU Q

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