国家/地区 中国（27） 欧洲专利局（EPO）（2） 美国（2）
IPC部 C（27）
IPC大类 C09（27）
IPC小类 C09D（27）
IPC C09D005/08（27）
发明人 LIU L（2） LIU Z（2） MA X（2）
WANG W（2） ZHOU H（2）
公开年 2021（6） 2022（6） 2017（3） 2018（3） 2019（3） 2020（2） 2023（2）
申请年 2021（9）  2017（5）  2019（4）  2022（4）  2020（2） 
专利权人

Heat exchanger pipeline for use in petrochemical industry, has pipeline main body whose outer surface is covered with two layers of silicon carbon nano modified graphene-corrosion coating that are arranged in laminated manner.

HE W, YANG R, GUO H, GUO J, ZHOU H, LU X, DONG Z, LI D, FAN G, SUN Y

Preparing internal spiral polyvinyl chloride drainage pipe, comprises e.g. bending and spiraling steel wire, extruding, injecting into brushing mechanism, carrying out spiral groove processing, forming inner spiral groove, spraying, extruding, painting and performing preliminary drying.

LIU Z

High temperature resistant and acid-resistant coating applied to tail gas device of calcination rotary kiln comprises steel plate, outer side of steel plate is coated with insulating coating, inner wall of steel plate is coated with inner coating,.

ZHANG W, ZHAO G

Preparing pipe material comprises cleaning mineral-inorganic composite materials, grinding, melting, casting and forming in combination with pipe mold by means of centrifugal casting, demolding and cooling, heating and densifying, and coating anti-corrosion coating.

WANG P

Preparing graphene oxide-epoxy ceramic composite material that is used for preventing corrosion of inner wall of pipeline, involves modifying graphene oxide by nano-zinc oxide, so that carboxyl group on surface of graphene oxide is bonded to hydroxyl group.

SUN T, YAN W, YAN Y

Special high activity tricalcium phosphate with enhanced whiteness brightness of fluorescent paint comprises superfine tricalcium phosphate powder, fluorescent powder, organic high temperature resistant powder, tackifier and preservative.

ZHANG L, XU J

Composite aluminum pipe with G-shaped pipe comprises a steel pipe and an aluminum pipe combined by cold drawing, and a fin connected with aluminum pipe by a groove outside aluminum pipe and a coating layer provided at outer part of G-shaped pipe.

LU Y

Lead-acid storage battery casting flux drying device comprises ventilation block, ventilation pipe, ventilation hole and device body.

SHAO S, MA X

Preparing graphene heat-dissipating paint by adding vermicular graphite to aqueous solution of ammonium carbonate for soaking, filtering, drying, pressing, puffing, adding to oxalic acid and potassium ferrate mixed aqueous solution, performing shearing and stripping treatment, sanding and filtering.

JIAO Y, YANG Z, ZHAO Z, ZHANG Z

Corrosion resistant polyethylene water supply pipe material comprises base layer and anticorrosive graphene coating comprising polyethylene, color master batch, epoxy resin and dispersant.

LIU J, WANG J, LI H