国家/地区
IPC部 B（2）
IPC大类 B22（2） C22（2）
IPC小类 B22D（2）
IPC C22C001/02（2）
发明人
公开年
申请年
专利权人

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

Treating method of material, involves drying mixture to dry powder, thus forming treated material after mixing solution which excludes silver, iron, pyrite, and graphene into additional mixture if brass and copper granules.

BOURQUE J M