-
公开(公告)号：US2460811A
公开(公告)日：1949-02-08
申请号：US55142144
申请日：1944-08-26
Applicant: SHELL DEV
Inventor： DAVIES ELWYN P , EGGERTSEN FRANK T
IPC: B01J37/00
CPC classification number: B01J37/00 , B01J37/0009 , Y10S425/101
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
