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公开(公告)号:US2668097A
公开(公告)日:1954-02-02
申请号:US15919450
申请日:1950-05-01
Applicant: SHELL DEV
Inventor: HALLIKAINEN KAUKO E , POMPEO DOMENICK J
IPC: G01N27/44
CPC classification number: G01N27/44 , Y10T436/116664
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公开(公告)号:US2654242A
公开(公告)日:1953-10-06
申请号:US17244450
申请日:1950-07-07
Applicant: SHELL DEV
Inventor: FALLGATTER MARVIN B , HALLIKAINEN KAUKO E
IPC: G01N25/58
CPC classification number: G01N25/58
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