国家/地区 美国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09K（2） E21B（2）
IPC
发明人
公开年 2023（2）
申请年 2023（2）
专利权人

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

Preparing polymer-sand nanocomposite lost circulation material for forming barrier to overcome lost circulation in hydrocarbon wellbore, involves combining cross-linker solution and sand particles; combining hydrogel polymer, organic cross-linker and salt; and combining polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A