国家/地区 中国（10） 美国（9） 世界知识产权组织（7） 韩国（5） 欧洲专利局（EPO）（3） 印度（2） 日本（2） 新加坡（2） 台湾（2）
IPC部 B（18）
IPC大类 B01（18）
IPC小类 B01D（18）
IPC C02F001/44（18）
发明人 BULLOCK S E（2） JAMISON D E（2） LAI J（2）
LI B（2） LI Y（2） LI Z（2）
PEARL W C（2） SHUMWAY W W（2） WANG X（2）
公开年 2021（7） 2020（3） 2017（2） 2018（2） 2022（2）
申请年 2020（7）  2016（2）  2018（2）  2021（2） 
专利权人 CHINA PETROL.（2） HALLIBURTON .（2） LOCKHEED MAR.（2）

Nanofiltration membrane constructed based on two-dimensional metal-organic framework (MOF) and graphene oxide layer used for separating drinking water from seawater, brackish water or other waste water, comprises composite membrane formed by co-stacking of two-dimensional MOF lamella.

TANG Z, LI L, LIU C, HU F

Polymer solution used for preparing nanofiltration membrane in water treatment, and also in high-temperature separation and desalination, comprises polyaryl ether sulfone block polymer, good solvent, poor solvent and additive.

CAO M

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

Increasing cellulose crystal size by providing mixture of solvent comprising ionic compound and composition comprising cellulose and coagulating mixture with composition comprising hydrogen peroxide and increasing cellulose crystal size.

VERRILL D, LOVE S, HU X, SALAS D L C D

Preparing graphene oxide grafted polyacrylonitrile fiber heavy metal adsorption film comprises e.g. ultrasonically dispersing graphene oxide and chloropropyltriethoxysilane, performing constant temperature reaction and electrospinning.

LI Z

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

Producing polyamide complex membrane using a sulfur-doped nano-carbon material comprises preparing carbon composition by homogeneously mixing a nano-carbon material with sulfur, heating carbon composition, homogenizing, and drying.

SONG P, KIM N, SUK M H, JUNG H W, KIM J, LEE J S

New super-wetting surface as polypropylene surface with micro-nano structure grafted with hydrophilic side groups.

QIAO J, WANG S, ZHANG X, QI G, SONG Z, CAI C, WANG X, LAI J, LI B, JIANG H, RU Y, ZHANG J, GAO J, ZHANG H, HAN P, JIANG C, GUO Z, GUICUN Q, ZHIHAI S, BINGHAI L, JIANMING G, ZHAOYAN G, SOONGHEO W, LIU Y, JIANG X

Photocatalytic and physical adsorption antibacterial regenerated bamboo cellulose film for sewage treatment is prepared by dissolving bamboo cellulose, nano titanium dioxide and nano graphene oxide in 2-methyl-3-ethylimidazolium chloride.

YE M, HUANG J