国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2） C09（2）
IPC小类 C01B（2）
IPC C09K008/03（2）
发明人
公开年 2022（2）
申请年
专利权人

Modifying aqueous and oil-based drilling fluids by aza-graphene nanosheets involves preparing aza-graphene nano-sheet with high nitrogen content into aqueous solution and then mixing with the existing aqueous or oil-based drilling fluid, and using inorganic salts.

LIU S, GONG G, CHEN J, LI L, DENG Y, ZHANG Z, LI J, ZHOU C, LUO C, ZHANG H

Preparing modified nano-graphene slurry anti-slump agent useful in micro-fracture pores developed in basalt comprises carrying first contact between nano-graphene and mixed acid, adding potassium chlorate to mixed solution for modification treatment and contacting modified nano-graphene with water.

LI W, DAI F, XIE G, LUO P, ZHANG J, LIU D, BAI Y