国家/地区 中国（8） 美国（5） 世界知识产权组织（3） 澳大利亚（2） 韩国（2）
IPC部 B（13）
IPC大类 C02（13）
IPC小类 C02F（13）
IPC C08K003/04（8） C02F001/44（5） C02F001/28（4）
B01D069/02（3） B01J020/30（3） C08J009/28（3）
B01D021/00（2） B01D021/26（2） B01D035/02（2）
B01D039/14（2） B01D061/58（2） B01D067/00（2）
B01D069/12（2） B01D071/02（2） B01D071/40（2）
发明人 JAMISON D E（2） PEARL W C（2） SHUMWAY W W（2）
SONG S（2） WANG X（2） ZHU C（2）
公开年 2021（13）
申请年 2020（8）  2021（4） 
专利权人 CHINA PETROL.（2） CHINA PETROL.（2） HALLIBURTON .（2） SINOPEC BEIJ.（2）

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

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

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

Adsorbent material for removing contaminants from water, includes graphene oxide plates cross-linked by branched polymer nanoparticles.

GEITNER N

Preparing graphene nano-sheet porous photo-thermal conversion material useful in photo-thermal conversion e.g. seawater desalination comprises dispersing graphite powder in high molecular monomer and performing monomer polymerization.

CHEN J, WANG X, ZHANG T, WANG A, JI W, XU N

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

Preparing graphene composite ion exchange resin comprises passing graphene composite ion exchange resin through graphene composite copolymerized white ball, mixing and reacting with sulfonating agent and post-processing.

SHEN X, YING Y, LI H, PENG Z, SHI H