国家/地区 中国（4）
IPC部 B（4）
IPC大类 B22（4）
IPC小类 B22D（4）
IPC B22C003/00（2） C09D163/00（2）
发明人
公开年 2022（4）
申请年 2022（4）
专利权人

Surface coating of copper roller of belt furnace used for neodymium-iron-boron material, comprises silica gel coating comprising silicate and water catalyzing by acidic catalyst.

QIU X

Processing wear-resistant aluminum alloy shell useful for e.g. high-pressure gas-insulated switchgear, comprises e.g. melting alloy steel, heating hexachloroethane, adding modifier and aluminum-silicon alloy for deterioration treatment, and dispersing amino acid-modified molybdenum disulfide.

YU X, LIN J, ZHOU C

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

Casting ball iron large loader back seat by V method comprises making upper and lower part, heating film to high brightness, spray painting, releasing vacuum of the vacuumbox and closing and fastening upper and lower mold cavities.

CUI M, WANG D, WU Y, WU L