国家/地区 美国（6） 中国（5） 世界知识产权组织（4）
IPC部 C（12）
IPC大类 C09（12）
IPC小类 E21B（12）
IPC C09K008/80（4） E21B043/267（3） C08K003/04（2）
C09K008/508（2） C09K008/512（2） C09K008/66（2）
C09K008/68（2） E21B021/00（2） E21B047/11（2）
发明人 ALSHARAEH E（2） KRISHNAN M R（2） LIU F（2）
公开年 2023（12）
申请年 2022（7）  2023（3）  2021（2） 
专利权人 SAUDI ARABIA.（4） ARAMCO SERVI.（2） UNIV ALFAISA.（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

Syntactic foam comprises matrix material and multiple microspheres embedded within matrix material, where multiple microspheres comprises metallic glass material.

SINGH A, SHUKLA S

Pre-flush chemical used in scale inhibitor squeeze treatment, comprises carbon compound, surfactant, and solvent.

ZAINAL S, RAZALI N, RODZALI M A, MUHSAN A S, MOHAMED D F H

Liquid bridge plug useful for segmented water plugging in horizontal-wells or layered water plugging in vertical-wells, comprises e.g. methacrylamide, galactomannanase, polyacrylamide, N, N-methylenebisacrylamide, thiourea, graphene oxide, and sodium chloride.

TONG J

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

Composition of matter used for determining the drilling depth of various drill cuttings, comprise core-shell quantum dot particle having an inorganic core and an organic shell, and drilling fluid, where inorganic core is cadmium-containing chalcogenide.

MARSALA A F, SOLOVYEVA V, ALJABRI N M

Composition useful for conductive propping agent, comprises aggregate core, high molecular material, conductive agent, curing agent and surface modifying agent, where high molecular material includes thermoplastic resin and water-soluble high molecular material.

NIU Y, ZHOU Y, LIU F, LI Y, XU Q

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

Oil-displacing agent comprises graphene oxide-carbon nanotube compound, where graphene oxide-carbon nanotube composite is sheet-fibrous composite structure, and prepared by mixing graphene oxide powder and carbon nanotube powder, stirring and grinding in powder state to obtain mixed powder.

LU X, WANG M

Preparation of high-performance thread used in oil and gas application, by processing steel threads, spraying polyurea elastomer on surface of external thread, curing polyurea elastomer, applying long-chain polymer glue on surface of thread and spraying solid lubricating particles on polymer glue.

SI X, WANG K, LI H, FANG X, YANG T, LV S, LUO Y, ZHANG X, NAN B, YANG Z, TUO C, ZHANG Y