国家/地区 欧洲专利局（EPO）（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B028/02（2） C04B040/00（2） C09K008/467（2）
E21B033/14（2） E21B047/005（2）
发明人 SANTRA A（2）
公开年 2021（3）
申请年 2020（2） 
专利权人 ARAMCO SERVI.（2） SAUDI ARABIA.（2）

Hollow particles used for heat-dissipation fluid composition, comprise inorganic particle layer comprising ceramic particles and conductive carbon-based particles as spherical hollow particles and having empty inner space inside, and polymer coating layer.

KWON K A, CHUN M S, KIM D Y, SEOK C M, KIM D, QUAN W, QUAN J

Sealing propagating cracks in sensor-laden cement sheath involves monitoring electrical resistivity of sensor-laden cement sheath to produce measured value, where sheath comprises conductive sensor, on-demand expanding agent, and cement.

MUSSO S, SANTRA A

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