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公开(公告)号:US3531252A
公开(公告)日:1970-09-29
申请号:US3531252D
申请日:1966-10-17
Applicant: CALGON C0RP
Inventor: RIVERS HUBERT M
CPC classification number: G01N27/021 , Y10T137/034 , Y10T137/2509 , Y10T436/15 , Y10T436/203332
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公开(公告)号:US3527571A
公开(公告)日:1970-09-08
申请号:US3527571D
申请日:1968-07-23
Applicant: CALGON C0RP
Inventor: NEUBERGER EDMOND D , RIVERS HUBERT M
CPC classification number: G01N27/07
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