国家/地区 美国（3）
IPC部 C（3）
IPC大类 C09（3） E21（3）
IPC小类 C09K（3）
IPC C09K008/80（3）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人 SAUDI ARABIA.（2）

Hydraulic fracturing for oil and gas recovery improvement, involves formulating hydraulic fracturing fluid comprising liquid solvent, one surfactant, liquid phase proppant-forming compound, one curing agent, injecting hydraulic fracturing fluid into wellbore.

GONG W, YIN C, LIU F, YU S, BAI L, HUANG J, LIN L

Producing nanoparticle coated proppant with nanoparticle proppant coating used for increasing rate of hydrocarbon production from subsurface formation, involves reacting nanoparticles with at least one of alkoxysilane solution or halosilane solution to form functionalized nanoparticles.

SAYED M, HAQUE M H, SAINI R K

Coated proppant used for protecting proppant particle, comprises proppant particle, surface copolymer layer surrounding proppant particle, where surface copolymer layer comprises copolymer of monomers chosen from e.g. styrene, methyl methacrylate, ethylene, propylene, butylene, and acrylamides.

LI W, ALSHARAEH E, KRISHNAN M R