国家/地区 世界知识产权组织（4） 欧洲专利局（EPO）（2） 美国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01D069/02（4）
发明人 FEI F（2） JAMISON D E（2） LIU K（2）
PEARL W C（2） PUGH T（2） SHUMWAY W W（2）
公开年 2021（4）
申请年 2020（2）  2021（2） 
专利权人 G2O WATER TE.（2） HALLIBURTON .（2）

Membrane for pressure-assisted separation of oil and water used in drainage device and fuel tank, comprises at least partially crosslinked active layer arranged on portion(s) of porous substrate layer, and comprising superhydrophilic agent.

LIU K, FEI F, PUGH T

Separation membrane for oil and water separation in fuel tanks, comprises porous substrate layer and active layer comprising hydrophilic agent and superhydrophilic agents.

LIU K, FEI F, PUGH T

System used for treatment of slop water recovered from wellbore operation, comprises treatment unit comprising inlet, filtration medium comprising particulate pack partially coated with zwitterionic polyelectrolyte, and arranged to separate portions of slop water stream comprising water, and outlet.

JAMISON D E, SHUMWAY W W, PEARL W C

Fluid treatment system for treating fracturing fluid or drilling mud, has first filtration medium having first outlet that is provided on first side of first filtration medium, and second outlet that is provided on second side of first filtration medium to opposite first side.

JAMISON D E, SHUMWAY W W, PEARL W C