国家/地区 中国（34） 世界知识产权组织（3）
IPC部 C（23） H（16） B（10）
IPC大类 H01（16） C23（12） C25（8）
C01（7） B22（6） C22（5）
B21（2）
IPC小类 C23C（12） H01H（8） C01B（7）
C25D（7） H01B（7） B22F（6）
C22C（4） B21C（2）
IPC C23C016/26（12） C25D003/46（7） C25D015/00（7）
H01B013/00（6） C23C016/44（5） C22C001/05（4）
H01B001/02（4） H01B001/04（4） B22F001/16（3）
C01B032/19（3） C22C009/00（3） H01H001/027（3）
B22F007/04（2） C01B032/186（2） C01B032/194（2）
发明人 MA Y（15） HU Y（8） LIN J（8）
LIN R（8） QIAN T（8） SHEN H（8）
SHEN Q（8） WANG C（8） XU Z（8）
ZENG L（8） ZHENG J（8） ZHOU J（8）
OTHER I R N（7） CAO H（6） LV X（6）
公开年 2022（22） 2023（5） 2017（3） 2018（2）
申请年 2021（13）  2022（8）  2020（6）  2016（3）  2017（2） 
专利权人 ZHEJIANG CHINT ELECTRICS CO LTD（34）

Welding structure of contact, has graphene layer that is set on outer surface of exposed portion, so that when welding, graphene layer is propped against conductive portion of contact.

HUANG H, WANG J, LI Z, GONG Y

Composite profile for cable core material, has adjacent two graphene areas connected by connecting part graphene along width direction of graphene, where size of graphene connecting part is less than graphene of distribution sub-area.

HUANG H, WANG J, LI Z, GONG Y

Electric contact contact conductor, has middle layer covering base body, first anti-corrosion layer covering middle layer, and second anti- corrosion layers covering first and middle layers, where first layer is silver-graphene-organic layer.

WANG J, HUANG H, LI Z

Preparing copper rare earth graphene electrical contact material comprises e.g. mixing copper rare earth alloy powder and silicon powder to obtain mixed powder, carrying out chemical vapor deposition, separating silicon powder in mixed powder, sintering, extruding and drawing preform.

CAO H, MA Y

Contact structure for use in pulse relay, has movable contact comprising movable conductive plate, where contact and contact are coated with electroplated layer that comprises layer of metal-graphene composite plating layer.

YANG Y, WANG L, JIANG G

Preparing metal-based graphene composite material, comprises mixing graphene slurry and metal powder to form mixed slurry, and forming mixed slurry into metal-based graphene composite material by chemical vapor deposition in oxygen-free environment.

QIAN T, CAO H, SHEN H, LV X, MA Y

Growing single-layer graphene useful in semiconductor device involves fixing copper foil on cathode, placing in acidic electrolyte, applying voltage between working and counter electrodes, placing copper foil and growing single layer graphene on both sides of copper foil by chemical vapor deposition.

SHEN H, MA Y

Preparing electric contact conductor, used in graphene method, used for agglomeration, involves pressing metal granules into metal framework with through-hole, filling graphene into throughhole to form prefabricated structure, and extruding and stretching pre-built structure to form electric contact.

WANG J, HUANG H, LI Z

Welding device for soldering graphene silver point, has second electrode that is opposite to end face of second electrode and driving assembly drives cotton wheel to rotate and polish second electrode.

HUANG Q, GAO Y, LI L

Corrosion-resistant paint used in e.g. petrochemical industry, comprises resin, dispersant, defoamer, co-solvent, wetting agent, zinc powder, graphene, curing agent, sealant and water.

SHI J, ZHAO D