国家/地区 韩国（4） 中国（3） 世界知识产权组织（3） 美国（2）
IPC部 C（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/198（4） C01B031/04（2） C01B032/194（2）
C09D005/03（2） C09K008/03（2） C09K008/508（2）
C09K008/584（2） C09K008/60（2） E02D005/28（2）
E21B043/22（2）
发明人 HUANG J（2） LEE S S（2）
公开年 2021（2） 2022（2）
申请年 2020（2）  2021（2） 
专利权人

Manufacturing graphene flakes for producing coated steel pipe piles as construction material, comprises preparing iron-intercalated layered graphite using iron-intercalated layered graphite, and pulverizing using plasma pulverizer.

LEE S S, CHO J S

Ground reinforcement material used for reinforcing ground, comprises gas hydrate-soil mixture.

CHO G C, KANG S J, KANG C W, KANG S, HWAN K C

New gemini surfactant used for used as a particle stabilized emulsion flooding system, which is used in tertiary oil recovery, and as a particle stabilized emulsion flooding system.

YANG S, HUANG J, LIAN L, WANG L, HU W, SONG W, ZHOU W, ZHOU X, HU J, LV W, TIAN M

Graphene oxide Janus nanosheet relatively permeability modifier for reducing water permeability in carbonate formation, comprises graphene oxide nanosheet having first and second sides, first and second alkyl groups and functional group.

LI W, LIANG F, HUANG J

Integrated profile control and displacement agent used in crude oil production, comprises plugging agent, surfactant, nano-active agent, auxiliary agent and water.

ZHAO C, WU W, WANG Y

Use of amino acid-modified graphene oxide as coating agent in water-based drilling fluid for oil and gas drilling, which is prepared by contacting graphene oxide with amino acid in aqueous solvent in the presence of basic compound.

XIAO F, JIANG G, MA G, DENG Y, WANG K, YANG L, LI X, HUANG P, YANG Y, YU Y, GE L

Producing nanoscale graphene useful in graphene composite powder resin for coating surface of steel pipe, steel pipe pile and coated water steel pipe, comprises e.g. mixing interlayer relaxation graphite and an impact beads.

JONG S C, LEE S S

Nanohybrid containing photocatalyst useful in road facilities including e.g. soundproof membrane, filters and electrodes in optical-based devices, comprises ruthenium oxide nanosheet, graphene nanosheet and optically active quantum dot.

HWANG S J, LEE J M, LIM J H, YUN S S, JO H J

Sponge like nanomaterial obtained from graphene oxide by sonicating graphene oxide in deionized water solution and freezing, used e.g. as supercapacitor, in construction of lithium battery and separating oil from water.

CHIU G, YU A