国家/地区 中国（8）
IPC部 C（8）
IPC大类 C04（8） C08（2）
IPC小类 C04B（8）
IPC C04B028/00（3） C04B035/83（2）
发明人 WANG M（8）
公开年 2021（3） 2022（3） 2023（2）
申请年 2021（8）
专利权人 CHINA PETROL.（2） SINOPEC RES .（2） UNIV SHANGHA.（2）

Oil well cement retarder useful in the field of oil fields, comprises reinforcing agent, stabilizing agent, tartaric acid, sodium glucoheptonate, sodium gluconate and deionized water.

MU H, MIAO X, WEI H, LIU X, WANG M, ZHOU S, LIU J

Graphene layer complex used in the field of oil and gas well cementing, comprises graphene oxide and polymer grafted on the graphene oxide, and the polymer comprises a structural unit derived from 2-acrylamide-2-methylpropanesulfonic acid and a structural unit derived from the second monomer.

LIU J, MIAO X, WEI H, ZHOU S, WANG M

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

Regenerated fine aggregate concrete useful for building comprises artificial sand fine aggregate, perlite aggregate, cementing material, cement, superfine mineral powder, water and reinforced mixed material.

WANG M, ZHAO W, WANG Q, XU J, REN R, YAN C, XU B, XU S, YAN X

Preparing a porous material comprises e.g. preparing a solution to be frozen, patterning the surface of the cold source to obtain the surface of the cold source with a micro structure, pouring a solution to be frozen into a freezing mold and performing directional freezing.

GAO W, WANG M, ZHAO N, LI M, BAI H

Preparation of carbon fiber preform involves soaking first modified carbon fiber cloth in dispersion liquid of carbon nanomaterial to obtain second modified carbon fiber cloth, and weaving second modified cloths to obtain final product.

LI A, JIA L, SONG Y, WANG M, ZHANG D

Carbon fiber preform useful in preparing carbon-carbon composite material has first and second structural units arranged in laminated manner, and bottom and middle part of carbon fiber prefabricated body provided with first structural unit.

LI A, MAO S, JIA L, WANG M, GUO X, ZHANG D

Anti-freeze gel-sand gravel composite material for field construction, comprises cement, fly ash, water, sand, pebbles, and additives.

GUO L, ZHONG L, WANG M, SHUAI W, ZHOU Y, WU Z, CHAI Q