国家/地区 中国（5） 澳大利亚（2） 巴西（2） 加拿大（2） 欧洲专利局（EPO）（2） 印度（2） 韩国（2） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC B01J021/04（5）
发明人 CHEN C（2） SHEEHAN S W（2）
公开年 2021（2）
申请年 2017（2）  2021（2） 
专利权人 AIR HOLDINGS.（2）

Preparation of 2,4'-difluorobenzophenone involves adding fluorobenzene and catalyst, heating, dripping o-fluorobenzoyl chloride, heat-preserving, placing in kettle filled with water, leaving still for layering, and distilling oil layer.

CAO F, YI G, LI X

Modified copper-zinc-alumina catalyst used in composition for reducing carbon dioxide for preparing liquid product mixture, contains copper, zinc, aluminum, oxygen, elements chosen from cobalt, iron or nickel and optionally elements chosen from e.g. manganese, silver, niobium and zirconium.

SHEEHAN S W, CHEN C, CLOTH T

Catalyst useful for converting hydrogen gas and carbon dioxide into other materials comprises molybdenum, first element including group metal, second element including e.g. sulfur, carbon, and oxygen and optionally least one group IA metals.

SHEEHAN S W, CHEN C, CHEN Q

Preparation of superfine modified fly ash, graphene oxide and palladium hydrogenation catalyst, involves adding fly ash to ball mill, adding surfactant and ball milling, and dissolving sodium metasilicate nonahydrate and potassium hydroxide.

TANG K, YAN J, KE S, XIANG Y, SUN Y, XU X

Graphene-doped catalyst for hydrogenation of carbon dioxide into methanol, comprises copper, zinc, aluminum, and graphene.

MA Q, GENG M, ZHAO T, ZHANG J, FAN S, FAN H, LI P