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公开(公告)号:US1850991A
公开(公告)日:1932-03-22
申请号:US12718126
申请日:1926-08-04
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER
IPC: B03D1/012
CPC classification number: B03D1/012 , B03D2201/02 , B03D2201/04 , B03D2203/04 , Y10S209/901
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公开(公告)号:US2162495A
公开(公告)日:1939-06-13
申请号:US18658638
申请日:1938-01-24
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON ELTOFT
IPC: B03D1/012
CPC classification number: B03D1/012 , B03D2203/02
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公开(公告)号:US2162494A
公开(公告)日:1939-06-13
申请号:US74060034
申请日:1934-08-20
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON ELTOFT
CPC classification number: C05B11/02 , B03D1/014 , B03D2203/06
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公开(公告)号:US1795100A
公开(公告)日:1931-03-03
申请号:US24919728
申请日:1928-01-24
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON ELTOFT
IPC: B03D1/02
CPC classification number: B03D1/02
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5.
公开(公告)号:US2205503A
公开(公告)日:1940-06-25
申请号:US25846239
申请日:1939-02-25
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON ELTOFT
CPC classification number: B03D1/021 , B03D1/01 , B03D2203/02 , Y10S209/901 , Y10S209/902
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公开(公告)号:US1976203A
公开(公告)日:1934-10-09
申请号:US60465032
申请日:1932-04-11
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON EITOFT
IPC: B03D1/012
CPC classification number: B03D1/012 , B03D2203/02 , Y10S209/901
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公开(公告)号:US1761546A
公开(公告)日:1930-06-03
申请号:US34383929
申请日:1929-03-01
Applicant: MINERALS SEPARATION NORTH US
Inventor: WILLIAM TROTTER , WRAY WILKINSON ELTOFT
IPC: B03D1/02
CPC classification number: B03D1/021 , Y10S209/902
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