国家/地区 中国（4）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09K（4） E21B（4） C04B（2）
IPC C09K008/467（4）
发明人
公开年 2021（4）
申请年 2020（3） 
专利权人

Well wall reinforcing composition for crushing stratum, comprises cement, cementing agent, interface strengthening agent, 1active filling agent, high temperature stabilizer, and water, where cementing agent comprises epoxy resin and epoxy resin emulsifier, plasticizer, and nanomaterials.

ZHANG D, ZHANG F, WU X, SONG B, LIU S, LIU J, LI F, LI D

Plugging method for nano-micron developed shale pores, involves adding high temperature resistant reservoir plugging agent to polyamine water-based drilling fluid base slurry and stirring evenly to make a drilling fluid plugging slurry, plugging performance evaluation test of the leakage slurry.

LV A, GUO W, WAN G, CHEN H, XU C, WANG Y, GONG H, ZHENG H, WU B

Nano plugging agent useful in drilling fluid plugging comprises white oil, graphene, modifier, nano calcium carbonate, nano silica and stabilizer.

JIN X, DENG X, PENG S, TAN W

Determining integrity of well in oil and gas industries, involves mixing conductive materials into fluid, allowing conductive materials to surface coating, and transmitting data through electrically conductive data conduit coating.

BOUL P J, SANTRA A