-
公开(公告)号:US3014860A
公开(公告)日:1961-12-26
申请号:US83633359
申请日:1959-08-27
Applicant: SHELL OIL CO
Inventor: TH DOUWES CORNELIS , WEEREN PIETER A VAN
公开(公告)号:US3014860A
公开(公告)日:1961-12-26
申请号:US83633359
申请日:1959-08-27
Applicant: SHELL OIL CO
Inventor: TH DOUWES CORNELIS , WEEREN PIETER A VAN