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公开(公告)号：US3151226A
公开(公告)日：1964-09-29
申请号：US16549162
申请日：1962-01-11
Applicant: PHILLIPS PETROLEUM CO
Inventor： JONES CHARLES E , SHOLL EDWARD H
CPC classification number: H01H36/006 , H01H19/64
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公开(公告)号：US2934693A
公开(公告)日：1960-04-26
申请号：US68266257
申请日：1957-09-09
Applicant: PHILLIPS PETROLEUM CO
Inventor： REINECKE MARVIN E , SHOLL EDWARD H
IPC: G01N27/42
CPC classification number: G01N27/423
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