国家/地区 美国（3） 中国（2） 印度（2） 世界知识产权组织（2）
IPC部 B（7） C（7） E（2）
IPC大类 B01（7） C02（7） C08（2）
E21（2）
IPC小类 B01D（7）
IPC C02F001/00（7）
发明人 JAMISON D E（2） PEARL W C（2） SHUMWAY W W（2）
公开年 2021（7）
申请年 2020（7）
专利权人 HALLIBURTON .（2）

Water purification device used to remove water contaminants e.g. arsenic, pathogen, and bacteria, comprises housing comprising base, side walls and top wall, and first, second, third and fourth layers.

JINDAL H, SANDHU I S, CHITKARA M, PANDA S N

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

Lid for container, has flexible adapter that is configured to be connected to tap for receiving raw water and passing raw water into water purification unit by using water pressure in water supply line.

SHAH R

Sintered nanoparticle compound useful for sterilizing or treating water, comprises zeolite, silver nitrate, a silver dioxide nanoparticle, and graphene in which the zeolite is a core element impregnated with the silver nitrate and the silver dioxide nanoparticle.

SILVEIRA G R

Preparing sewage filtering material by mixing quartz sand, anthracite particles, graphene, limestone, sieving powder, sodium allyl sulfonate, distearoyl diethylene triamine, and titanium oxide, granulating and layering on fabric.

SUN H, GAO Y, SI Y, SHEN F

Graphene production waste water processing device has gas washing tank whose top end is vertically provided with exhaust pipe opening, and supporting column that is provided at bottom of main tank portion and gas washing tank.

ZHANG H