国家/地区 中国（4） 欧洲专利局（EPO）（2） 印度（2） 日本（2） 韩国（2） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B22（5）
IPC小类 B22C（5） B22D（3）
IPC B22C009/02（5）
发明人
公开年 2021（5）
申请年 2019（2）  2020（2） 
专利权人

Forming foundry casting element, comprises forming aqueous slurry comprising solid inorganic binder material or its precursor, shaping slurry using pattern, curing shaped slurry, and removing pattern from casting element.

RIMAN R E, BLINN K, LEHMANN R E, BULLING K

Three dimensional printing coated silica sand useful for optical fiber laser processing, comprises raw sand, binder, coupling agent, curing agent, lubricant and fiber laser modifier; raw sand is foundry silica sand.

YAO P, LANG C, YAO S

Device for quality improvement in automated machine casting process by identifying cast parts through pattern recognition and structure recognition, comprising filling desired casting molds and monitoring by means of sensors and cameras.

BRENNINGER H, GEIB S W

Aluminum alloy sand casting based heat preservation device has circulating mechanism that is fixedly provided in middle portions of upper and lower ends of heat storage box, and air pipe box that is fixedly installed in heat storage boxes.

MA S

Sand mold used for sand casting method, comprises sand particles; adhesive containing water glass positioned between sand particles to impart adhesive force to maintain sand-shaped shape, and nanostructures dispersed in water glass.

LEE K I, LEE C S, KWONWOO S, KIM S M