-
公开(公告)号:US1946118A
公开(公告)日:1934-02-06
申请号:US51437031
申请日:1931-02-09
Applicant: STANDARD OIL CO
Inventor: STOCKDALE THOMAS E , KERANEN GEORGE M
-
公开(公告)号:US2325611A
公开(公告)日:1943-08-03
申请号:US37122140
申请日:1940-12-23
Applicant: STANDARD OIL CO
Inventor: KERANEN GEORGE M
IPC: C10G11/18
CPC classification number: C10G11/18
-
公开(公告)号:US1973533A
公开(公告)日:1934-09-11
申请号:US51041531
申请日:1931-01-22
Applicant: STANDARD OIL CO
Inventor: KERANEN GEORGE M
IPC: F28F9/013
CPC classification number: F28F9/0131
-
-