国家/地区 中国（22） 美国（8） 世界知识产权组织（6） 印度（4） 日本（3） 韩国（3） 澳大利亚（2） 加拿大（2） 欧洲专利局（EPO）（2）
IPC部 B（30）
IPC大类 C02（30）
IPC小类 C02F（30）
IPC C02F001/28（14） C08K003/04（11） B01J020/30（10）
C02F101/30（8） C02F001/44（7） B01J020/28（6）
B01D069/02（5） B01J020/26（5） C02F001/30（5）
C02F101/36（5） C02F101/38（5） B01D067/00（4）
C02F101/34（4） C08F002/44（4） C08G083/00（4）
发明人 LI Z（3） CHEN J（2） GUO Z（2）
HU X（2） JAMISON D E（2） LI H（2）
LIU Y（2） LIU Z（2） PEARL W C（2）
SHUMWAY W W（2） SONG S（2） WANG L（2）
WANG S（2） WANG X（2） YANG J（2）
公开年 2021（30）
申请年 2021（15）  2020（13） 
专利权人 CHINA PETROL.（2） CHINA PETROL.（2） HALLIBURTON .（2） SINOPEC BEIJ.（2）

Preparing photocatalytic porous hydrogel comprises e.g. carrying out oil-in-water high internal phase emulsion polymerization of acrylamide and graphene oxide to polymerize, and then loading with nano-titanium dioxide.

JIANG Y, GUO Z

Preparing oil sludge treatment agent comprises introducing cyclodextrin into modified liquid for modified stirring treatment, sending hybrid rectorite into silane coupling agent, mixing modified cyclodextrin, organic nano montmorillonite and hybrid rectorite, and blending.

QI Y, LIU Z, QI B

Self-circulating aquiculture device, comprises fish pond, excrement collector, filter, infrared heating film set at bottom and four sides of fish pond and includes waterproof layer, insulating layer, protective layer, and PET film, and water storage tank.

XU S

Preparation method of graphene-based sponge used for treating sewage, involves performing ultrasonic treatment on the mixture of the graphene oxide dispersion and polyurethane sponge, heating.

WU J, LI C, SONG S, HUO S, LI K, WANG Y

Preparing graphene foam, for dye degradation specifically methylene blue degradation in visible light gets decolorize comprises comprises ammonium chloride and biomass.

WAGHMODE S A, BUTALA D P, DESAI A D

Bio-based foam material having specific pore diameter useful as e.g. electromagnetic shielding material, buffer material, electric heating material, fire-proof material, filtering material and packaging material, comprises a cellulose matrix.

WU 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

Preparing graphene aerogel/iron-zirconium bimetallic metal-organic framework comprises e.g. dispersing zirconium(IV) chloride, iron(III) chloride hexahydrate, 2-aminoterephthalic acid and polyvinylpyrrolidone in N,N-dimethylformamide, adding graphene aerogel, and performing hydrothermal reaction.

ZHANG Y, TANG J, LIU F, WANG L, QIAN J

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