国家/地区 中国（10）
IPC部 B（7） C（4） G（2）
IPC大类 B82（3） C09（3） G01（2）
IPC小类 B82Y（3） C09K（2）
IPC B82Y030/00（3） B82Y040/00（2） C09K008/03（2）
C09K008/035（2）
发明人 FU L（10）
公开年 2021（6） 2020（2） 2022（2）
申请年 2020（10）
专利权人 CHINA PETROL.（2） SINOPEC DALI.（2）

Plugging agent for oil-based drilling fluid comprises organic fiber material, inorganic fiber material, and high-elasticity modified asphalt particles.

XU Q, LIU S, LIU C, FU L

Modified asphalt particles useful in high temperature aqueous drilling fluid, comprise base asphalt, aminated graphene microsheet, rubber powder, reaction accelerator, and additive.

WU X, GUO X, GUO J, FU L

Coating blade, has hard alloy substrate whose two sides are coated with graphene layer that is coated with functional coating, where side of hard alloy substrate is located at back part of knife that is formed with groove that is connected with heat pipe.

ZHANG Q, FU X, FU L

Preparation of nitrogen-boron co-doped graphene nano-belt material with high peroxidase activity, involves preparing graphene oxide nano-belts, and hydrothermally reacting with urea as nitrogen source, and with boric acid sequentially.

YANG G, LUO S, CHEN Q, HE Y, LI X, FU L, QU L

Graphene co-extrusion plastic film manufacturing device, has outer frame fixed on outer side of cam, and connecting rod fixedly connected to side of outer frame, where baffle plate is fixedly connected to another side of connecting rod.

FU L

Self-winding braided sleeve used for aerospace, comprises first tube body, rubber filling layer and second tube body sequentially formed from the inside to the outside, and the first pipe body and the second pipe body include warp yarns.

ZHANG X, ZHAO M, MI C, FU L, WU T, HE X

Drowning-proof wrist-wearing device for child, which has control module connected with electric push rod, and sensing module provided with acceleration sensor, heart rate sensor, blood oxygen sensor, liquid sensor and power supply.

LING C, LING F, XU X, FU L

Graphene glue for sheet-shaped solid, is prepared using graphene, sodium chloride, water, and octadecyltrimethylammonium chloride.

WU Y, FU L

Formation pressure sensor based on grapheme, has graphene film arranged on surface of elastic film deviating from end part of deformation transmission rod, and electrode arranged on surface of graphene film facing away from elastic film.

PANG X, HONG C, GU W, WANG K, XIAO W, FU L, XU Y, JIANG H

Preparation of composite material for preparing composite material-modified glassy carbon electrode, involves adding copper sulfate solution and ascorbic acid solution to processed graphene oxide solution, and reacting in water bath.

FU L, REN Y, LI W