CPC Main Group
B22C 15/00 Moulding machines characterised by the compacting mechanism; Accessories therefor
5 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B22C 15/02 Compacting by pressing devices only
- B22C 15/10 Compacting by jarring devices only
- B22C 15/20 Compacting by centrifugal forces only, e.g. in sand slingers
- B22C 15/23 Compacting by gas pressure or vacuum
- B22C 15/28 Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
Top Applicants
Top 10 applicants by patent filingsfor class B22, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 2,157
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 1,633
- SIEMENS DE 1,267
- POSCO (POHANG IRON AND STEEL COMPANY) KR 1,124
- CHINESE ACADEMY OF SCIENCES 1,040
- UNITED TECHNOLOGIES CORPORATION (UTC) US 1,015
- JFE STEEL JP 884
- CENTRAL SOUTH UNIVERSITY 810
- HITACHI METALS JP 641
- SINTOKOGIO JP 624