国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D007/24（2）
发明人 CHENG C（3）
公开年 2023（2）
申请年
专利权人

Wet and corrosion resistant coating is used for positive temperature coefficient (PTC) ceramic heater comprises PTC ceramic heater subjected for spraying treatment, deposition treatment, secondary spray coating and baking sequentially.

CHENG W, CHENG C

Preparation method for composite plate strip material, involves taking two single corrugated surface metal plate strip materials, and matching corrugation surfaces of two of single steel sheet metal sheet strip material.

HU H, CHENG C, LI S, LIU H, ZHOU Y, GUO X, ZHANG X, ZHANG Y, ZHAO J, SONG K, HUANG T

Graphene-lubricating wearable anticorrosion oil pipe, has adhesive layer, and oil pipe body whose inner wall is formed with lubricating wearable anticorrosive layer, where thickness of protecting layer is in specific range.

CHENG C