国家/地区 美国（2） 世界知识产权组织（2）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 E21B（3）
IPC C08K003/04（2）
发明人
公开年 2023（2）
申请年 2022（3）
专利权人

Oil-resistant rubber core material used in oil-resistant core, comprises rubber matrix, carbon black, vulcanizing agent, anti-aging agent, accelerator, plasticizer, lubricant, and heat-conducting material.

LI C, JIANG L, LIU Q, LI S, REN W, LEI Y, WU Q, TANG G, ZUO X, LIU X

Fluid system component used in fluid transport, fluid control, fluid operations has body containing multidimensional shape defined in orthogonal directions and layers stacked along one of directions.

MARYA M, ZOLFAGHARI A, KARUPPOOR S S

Composition of matter useful for lubricating a tool surface, comprises mono-facial polymer-grafted graphene particle and aqueous-based drilling fluid.

SANTRA A, THAEMLITZ C