国家/地区 中国（3）
IPC部 B（3）
IPC大类 F16（3） B05（2）
IPC小类 F16B（3）
IPC B05D003/02（2） B05D005/00（2）
发明人
公开年 2022（2）
申请年 2022（3）
专利权人

Preparing coating for screw thread, comprises e.g. providing workpieces with screw thread, pretreating screw thread part of workpieces with screw thread; sandblasting workpiece with screw thread after pretreatment; and preheating workpiece with screw thread after sandblasting.

SUN J, WANG Y, WANG L, LI R, SONG X, LIU X

Production process of wear-resistant gasket of graphene composite lubricating coating involves pre-treatment of steel raw material for blanking finishing, forming gasket, and cleaning, removing surface oil stain, and heat treatment.

YIN M

Radiating sheet machine processing tool for heat fusion location, has rectangular box whose front side of inner wall close totank placing groove is fixedly installed with refrigerator, where heater and refrigerator are in fixed communication with partition board.

TANG C, LIU F, LIU J, TANG X