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公开(公告)号:US3034985A
公开(公告)日:1962-05-15
申请号:US13674061
申请日:1961-09-08
Applicant: SASKATCHEWAN POTASH
Inventor: SCHOELD EDMUND A
IPC: B03D1/01
CPC classification number: B03D1/01 , B03D2201/02 , B03D2203/10
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公开(公告)号:US3030088A
公开(公告)日:1962-04-17
申请号:US78204958
申请日:1958-12-22
Applicant: SASKATCHEWAN POTASH
Inventor: AARON DEVINE HAROLD , LLOYD MCLAUGHLIN ASA
IPC: E21C35/193
CPC classification number: E21C35/1936
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公开(公告)号:US3019890A
公开(公告)日:1962-02-06
申请号:US72746658
申请日:1958-04-09
Applicant: SASKATCHEWAN POTASH
Inventor: KNILL RAYMOND R , LLOYD MCLAUGHLIN ASA , PRIESNITZ FREDERICK J , STEVENS CONDER LORY , HAWORTH RUSSELL G
CPC classification number: B65G21/10 , B65G21/04 , B65G21/06 , B65G21/14 , B65G2201/04
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公开(公告)号:US2771353A
公开(公告)日:1956-11-20
申请号:US19607450
申请日:1950-11-16
Applicant: SASKATCHEWAN POTASH
Inventor: DOUGLASS EMORY W , DUNN PARKER S
IPC: C01D3/26
CPC classification number: C01D3/26
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公开(公告)号:US2662742A
公开(公告)日:1953-12-15
申请号:US6638848
申请日:1948-12-20
Applicant: SASKATCHEWAN POTASH
Inventor: DOUGLASS EMORY W , DUNN PARKER S
CPC classification number: B01J2/00 , C01D3/08 , Y10S165/078
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公开(公告)号:US2652150A
公开(公告)日:1953-09-15
申请号:US1884748
申请日:1948-04-03
Applicant: SASKATCHEWAN POTASH
Inventor: WEINIG ARTHUR J
IPC: B03D1/008
CPC classification number: B03D1/016 , B03D1/008 , B03D2201/02 , B03D2203/10
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37.
公开(公告)号:US2211397A
公开(公告)日:1940-08-13
申请号:US8172936
申请日:1936-05-25
Applicant: SASKATCHEWAN POTASH
Inventor: WEINIG ARTHUR J
IPC: B03D1/02
CPC classification number: B03D1/02
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