国家/地区 韩国（6）
IPC部 C（6）
IPC大类 C04（6） H05（2）
IPC小类 C04B（6）
IPC C04B014/02（2） C04B014/06（2） C04B022/00（2）
C04B022/04（2） C04B022/06（2） C04B022/12（2）
C04B024/12（2） C04B024/26（2） C04B024/38（2）
C04B028/02（2）
发明人 MOON D J（2）
公开年 2022（6）
申请年 2020（6）
专利权人 DOT LTD（2）

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

Method for manufacturing amorphous silicon carbide block heating element, involves re-grinding infusible-treated polycarbosilane powder, and converting polycarbosilane powder into anisotropic silica by thermally decomposing molded body.

YOUN C K, JUYOUNGJUN, JU S H

Composite material for electromagnetic wave shielding, comprises boron nitride nanotubes, reduced graphene oxide and binder.

IK S D, LEE J

Sulfuric acid-resistant repair/reinforcement mortar composition comprises binder containing cement, silica sand, swelling agent, barium carbonate, aluminum powder, polycarboxylic acid water-reducing agent containing triethanolamine.

MOON D J

Mortar composition useful for repairing and reinforcing concrete structure, comprises binder containing cement, silica sand, swelling agent, aqueous colloidal silica solution, aluminum powder, polycarboxylic acid water-reducing agent and reinforcing fiber.

MOON D J

Transparent nano air circulation ventilation structure integrated filter-removable functional mask, has mask body formed with multi nano-sized micro-holes, and filter removal groove formed on side of mask body.

JO S J, HWANG J S