国家/地区 中国（11） 韩国（8） 世界知识产权组织（3） 加拿大（2）
IPC部 C（20）
IPC大类 E01（20）
IPC小类 E01C（16） C04B（8） C08L（7）
C08K（6） C09D（5） E01D（5）
C09J（3） E01B（3） H05B（3）
B32B（2）
IPC C08K003/04（5） E01D022/00（4） C08L053/02（3）
C08L095/00（3） C09D007/61（3） C09J011/04（3）
E01C011/26（3） H05B003/20（3） B32B007/025（2）
C04B014/02（2） C04B026/26（2） C04B028/04（2）
C04B041/52（2） C08L009/06（2） C09D005/08（2）
发明人 LIU Z（2） OCK C（2） OK C（2）
公开年 2021（14） 2020（5）
申请年 2020（20）
专利权人

Repairing asphalt pavement layer and rear material by elastic joint, comprises e.g. forming joint opening block having predetermined width in asphalt pavement layer connected to rear part of bridge expansion joint, and forming mixture layer.

MOON E S, MOON Y, KIM D B

Exothermic pavement block for generating heat, has heating mesh that is formed of electrically conductive material and inserted into heating layer, and non-heating layer formed by mortar in which carbon nanomaterials are not mixed.

OH H J, LEE J U, PARK M C, LEE H Y

Surface heating composite sheet useful for constructing snowmelt pavement on a road comprises base sheet made of synthetic resin material, planar heating layer comprising insulating sheet, and conductive paste including carbon nanotubes.

OK C, OCK C

Low noise and anti-skid function asphalt pavement comprises substrate laid with many asphalt mixture layers on top and laid with anticorrosive metal mesh layer and asphalt mixing layer comprises e.g. rubber powder and aggregate.

ZHU J

Graphene mortar composition used for repairing damaged portions of concrete, comprises cement, sand, calcium sulfoaluminate, vinyl acetate copolymer, trimethylol pro, paint, silica fume, silane compound and graphene oxide.

PARK H

Artificial turf system useful in schools comprise base paper, artificial turf liquor made up of pigment, UV stabilizer, flame retardant, thickener, and antifoaming agent, and filler e.g. graphene filled between artificial turf liquor.

KIM S, WOO K, BIN K M

Manufacture of sidewalk block involves injecting mixture containing cement, water reducing agent and activated silica into mold, applying mixture containing polymer powder and artificial aggregate on formed base layer, pressing and curing.

LEE Y, YEOUL L J

Rubber backing plate comprises rubber pads, and rubber pad assembly, where rubber blocks are respectively spliced on both sides of rubber block assembly, and rubber block assembly is formed by splicing second rubber blocks.

SUN H

Graphene anti-corrosion elastic strip, has W-shaped elastic strip main body whose surface is statically sprayed with graphene anti-corrosive powder coating to form anti-corrosion layer of elastic strip.

GUO X, LI D, LIU S, WEI K, CUI J, WEI S, LI C, CUI D

Snow melting pavement construction of road by cutting surface of road pavement to form installation surface, winding prepared planar heating composite sheet, installing on installation surface, and repackaging ascon on composite sheet.

OK C, OCK C