国家/地区 中国（4）
IPC部 C（4）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC
发明人 WANG M（4）
公开年 2023（4）
申请年 2021（2） 
专利权人 CHINA PETROL.（2） SINOPEC RES .（2）

Silane modified oxidation graphene-fly ash-based grouting material for plugging tunnel-rich water-rich crushing belt, comprises cement, desulfurization gypsum, fly ash, silane modified multi-layer oxidation graphene alkali excitation material.

CHEN X, HU X, LI X, CHEN H, WANG M, GUAN X, LING X

Super frost-resistant and water-resistant artificial roadside stone useful as boundary of road, green belt or sidewalk, comprises cement, white cement, gravel, yellow sand, quartz sand, pigment, reinforcing agent and water.

GUO T, YU K, WANG M, BIAN D, WANG Z, LI X, YU H

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