-
公开(公告)号：US2199838A
公开(公告)日：1940-05-07
申请号：US15894437
申请日：1937-08-13
Applicant: STANDARD OIL DEV CO
Inventor： WESLEY TYSON CHARLES , HEMMINGER CHARLES E
IPC: B01J38/12
CPC classification number: B01J38/12
-
公开(公告)号：FI22817A
公开(公告)日：1948-04-12
申请号：FI22817D
申请日：1946-02-16
Applicant: STANDARD OIL DEV CO
Inventor： HAVENS HOLT PHILETUS , DUER REEVES EDWAED , WESLEY TYSON CHARLES
IPC: C21B13/02
-
Search Results
2
records
(took 0.029 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
