-
公开(公告)号:US2267810A
公开(公告)日:1941-12-30
申请号:US4695835
申请日:1935-10-26
Applicant: UNION OIL CO
Inventor: BRAY ULRIC B , BECKWITH LAWTON B
IPC: C08L95/00
CPC classification number: C08L95/005 , C08L2666/02
-
公开(公告)号:US2158771A
公开(公告)日:1939-05-16
申请号:US7192236
申请日:1936-03-31
Applicant: UNION OIL CO
Inventor: BECKWITH LAWTON B
IPC: C09D195/00 , F16L58/12
CPC classification number: C09D195/00 , F16L58/12 , Y10S138/06
-
公开(公告)号:US2130044A
公开(公告)日:1938-09-13
申请号:US5869036
申请日:1936-01-11
Applicant: UNION OIL CO
Inventor: PHILIP SUBKOW , BECKWITH LAWTON B
IPC: E02B7/06
CPC classification number: E02B7/06
-
公开(公告)号:US2080689A
公开(公告)日:1937-05-18
申请号:US71821334
申请日:1934-03-30
Applicant: UNION OIL CO
Inventor: BRAY ULRIC B , BECKWITH LAWTON B
IPC: B01F3/08
CPC classification number: B01F3/0811
-
-
-