Patent search ap:("STANDARD OIL DEV CO") AND inv:"EWING SCOTT P" Page 1

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发明授权
Cathodic protection of tank bottoms 失效
Title translation: 阴极保护罐底

公开(公告)号：US2672587A

公开(公告)日：1954-03-16

申请号：US32066052

申请日：1952-11-15

Applicant: STANDARD OIL DEV CO

Inventor： EWING SCOTT P

IPC: C23F13/02

CPC classification number: C23F13/06 , C23F13/04

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