-
公开(公告)号:US2221162A
公开(公告)日:1940-11-12
申请号:US22352738
申请日:1938-08-06
Applicant: TEXAS CO
Inventor: ASHBURN HARRY V , ALSOP WILLIAM G
IPC: C10M141/10
CPC classification number: C10M141/10 , C10M2207/125 , C10M2207/129 , C10M2207/16 , C10M2215/04 , C10M2215/042 , C10M2215/06 , C10M2215/062 , C10M2215/26 , C10M2219/082 , C10M2219/086 , C10M2223/10 , C10N2210/01 , C10N2210/02 , C10N2270/02
-
公开(公告)号:US2244416A
公开(公告)日:1941-06-03
申请号:US24436038
申请日:1938-12-07
Applicant: TEXAS CO
Inventor: ASHBURN HARRY V , ALSOP WILLIAM G
IPC: C10M137/08
CPC classification number: C10M137/08 , C10M2207/021 , C10M2217/044 , C10M2217/045 , C10M2223/10
-