-
公开(公告)号：US1871878A
公开(公告)日：1932-08-16
申请号：US39132129
申请日：1929-09-09
Applicant: STANDARD OIL CO
Inventor： CAHOON SIDNEY E , WILLIAM BACHELDOR
CPC classification number: B01D33/21 , B01D33/463 , B01D33/466 , B01D37/02
Search Results
1
records
(took 0.012 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
