国家/地区 中国（2） 世界知识产权组织（2）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09K（4）
IPC C09K008/68（4）
发明人 ZHANG Y（2）
公开年 2022（4）
申请年 2021（4）
专利权人

Slickwater fracturing fluid comprises brine comprising dissolved solid, anionic friction reducing additive, polysaccharide, and nanomaterial comprising nanoparticle, where nanomaterial is silica, graphene, aluminum, iron, zirconium, titanium, silicon, zirconium oxide and titanium oxide.

NGUYEN P D, XU L, LI C, LI L

Pod-type degradable temporary plugging ball useful in temporary plugging treatment of oil and gas wells in fracturing system, comprises degradable outer shell (comprising e.g. polymerized product of glycolide, lactide, polybutylene succinate prepolymer) and inner core.

LI H, ZHANG Y, SHANG L, HUANG B, LIU J, WANG Y, YANG X, JIANG Q

Method of utilizing modified hydrogel to assist in supporting unconsolidated hydrate reservoir fractures, involves preparing modified high-swelling hydrogel, pressurizing target layer and injecting with pre-fluid to form artificial main fracture, adding hydrogel to sand-carrying liquid and stirring.

LIU C, FAN X, YAN L, LIU S, WANG H, ZHANG Y, ZHOU D, LIU X

Preparing crosslinked hydraulic fracturing fluid by combining hydraulic fracturing fluid having polyacrylamide polymer, guar gum, and/or hydroxypropyl guar gum with coated proppants and crosslinking zirconium oxide crosslinker to polymer.

LI W, ALSHARAEH E, BATAWEEL M A