国家/地区 韩国（2）
IPC部 C（4） E（2）
IPC大类 C04（4） E04（2）
IPC小类 C04B（4）
IPC C04B040/00（4）
发明人 JEONG H I（2） JEONG Y（2）
公开年 2022（4）
申请年 2021（4）
专利权人 JEONG H I（2） JEONG Y（2） KOREA IND TE.（2）

Preparing graphene-nanosheets based concrete additive, comprises e.g. mixing polycarboxylate ether-A to retarder-based salt solution to obtain retarder based solution, and adding Polycarboxylic acid ether-B to the solution.

GEDELA V, NUGURU R, GEDELA V R

Thermal insulation concrete for building construction and thermal device, comprises cement, filler, water, water reducing agent, foam slurry and reinforcing material containing chopped fibers modified by anti-settling agent comprising gel liquid.

CHEN G, WANG M, JIA X

Working method of device, comprises e.g. using corrugating body, material subjected to a undulating body, or material subjected to undulating body and undulating body, with corrugating body provided with magnetic body.

JEONG H I, JEONG Y

Device for construction, has e.g. check valve mounted on injector, cone mesh bar spiral mounted in hollow body and cone-shaped net located inside cone, rod mounted on inner side of cone mesh and additive introduced into hollow body.

JEONG H I, JEONG Y, JUNG Y J