-
1.Process for making mnal permanent magnet having tetragonal phase 失效
Title translation: 具有四方晶相的永磁体的制造方法公开(公告)号:US3266954A
公开(公告)日:1966-08-16
申请号:US27706263
申请日:1963-06-20
Applicant: PHILIPS CORP
Inventor: PIETER HOKKELING , JACOBUS KOCH ADOLF JOHANNUS , PHILIP MARKS CHRISTIAAN , DER STEEG MICHAEL GOTTFRIED VA , DE VOS KRIJN JACOBUS , HINNE ZIJLSTRA
IPC: H01F1/04
CPC classification number: H01F1/04 , Y10S428/928
-
公开(公告)号:US3116181A
公开(公告)日:1963-12-31
申请号:US202860
申请日:1960-01-12
Applicant: PHILIPS CORP
-
3.Method and device for mass production of castings and products obtained by such methods 失效
Title translation: 通过这种方法获得的铸件和产品的批量生产方法和装置公开(公告)号:US3006045A
公开(公告)日:1961-10-31
申请号:US75611158
申请日:1958-08-20
Applicant: PHILIPS CORP
Inventor: PIETER HOKKELING , JACOBUS KOCH ADOLF JOHANNUS
IPC: B22C9/08
CPC classification number: B22C9/08
-
公开(公告)号:US2837452A
公开(公告)日:1958-06-03
申请号:US55998256
申请日:1956-01-18
Applicant: PHILIPS CORP
-
-
-