国家/地区 中国（3）
IPC部 C（3） B（2）
IPC大类 B01（2） C07（2）
IPC小类 B01J（2） C07C（2）
IPC B01J023/80（2） C07C029/154（2） C07C031/04（2）
发明人 PENG J（3）
公开年 2017（2）
申请年 2016（2） 
专利权人 UNIV NINGXIA（3）

Preparing graphene quantum dot useful for detecting ferric ions in water, comprises e.g. mixing carbon source material and nitric acid solution, heating, performing suspension centrifugal separation, reacting, filtering and drying.

PENG J, JIN X, SHI J

Catalyst for hydrogenation of carbon dioxide to methanol, comprises metal element which are copper element, zinc element, zirconium element and graphene oxide, where metal element is present in elemental or oxide form.

ZHAO T, ZHANG X, MA Q, ZHANG J, FAN H, PENG J

Catalyst useful for preparing methanol by carbon dioxide hydrogenation, comprises e.g. copper, zinc, aluminum and reduced graphene oxide, metal element is present in elemental or oxide form is copper, zinc oxide, aluminum oxide.

MA Q, ZHANG X, ZHAO T, ZHANG J, PENG J, FAN H