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公开(公告)号：US2600045A
公开(公告)日：1952-06-10
申请号：US18169650
申请日：1950-08-26
Applicant: SHELL DEV
Inventor： RENE BLONDEAU , OVERBEEK JOHANNES VAN , WHETSTONE RICHARD R
CPC classification number: A01N43/40
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公开(公告)号：US2633418A
公开(公告)日：1953-03-31
申请号：US17412450
申请日：1950-07-15
Applicant: SHELL DEV
Inventor： SCOTT LAWRENCE B , WHETSTONE RICHARD R , OVERBEEK JOHANNES VAN , RENE BLONDEAU
IPC: A01N61/02
CPC classification number: A01N61/02
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