-
公开(公告)号:US1936093A
公开(公告)日:1933-11-21
申请号:US48948330
申请日:1930-10-17
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: C08K5/06 , C09D101/08
CPC classification number: C08K5/06 , C09D101/08
-
22.Polybasic acid-polyhydric alcohol ether resin and process for preparing same 失效
Title translation: 多元酸 - 多元醇醚树脂及其制备方法公开(公告)号:US1909197A
公开(公告)日:1933-05-16
申请号:US29583728
申请日:1928-07-27
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: C08G63/672
CPC classification number: C08G63/672
-
23.
-
公开(公告)号:US2412887A
公开(公告)日:1946-12-17
申请号:US56888244
申请日:1944-12-19
Applicant: INT NICKEL CO , DU PONT
Inventor: HUSTON FREDERICK P , BURROWS LAWTON A , LAWSON WALTER E
IPC: F22B7/16
CPC classification number: F22B7/16
-
公开(公告)号:US2410047A
公开(公告)日:1946-10-29
申请号:US42615042
申请日:1942-01-09
Applicant: DU PONT
Inventor: BURROWS LAWTON A , LAWSON WALTER E
CPC classification number: F16B19/125 , H01R4/08 , Y10T29/49805
-
公开(公告)号:US2403932A
公开(公告)日:1946-07-16
申请号:US50299343
申请日:1943-09-18
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: C01B21/36
CPC classification number: C01B21/36
-
公开(公告)号:US2357589A
公开(公告)日:1944-09-05
申请号:US45172042
申请日:1942-07-21
Applicant: DU PONT
Inventor: HOLMES HARRISON H , LAWSON WALTER E
IPC: E21B43/04
CPC classification number: E21B43/04
-
公开(公告)号:US2062918A
公开(公告)日:1936-12-01
申请号:US1348535
申请日:1935-03-28
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: C07C69/003
CPC classification number: C07C69/003
-
公开(公告)号:US2049207A
公开(公告)日:1936-07-28
申请号:US71537734
申请日:1934-03-13
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: C10G73/00
CPC classification number: C10G73/00
-
公开(公告)号:US1953083A
公开(公告)日:1934-04-03
申请号:US46080030
申请日:1930-06-12
Applicant: DU PONT
Inventor: LAWSON WALTER E
IPC: D21H17/34
CPC classification number: D21H17/34 , Y10T428/24455 , Y10T428/2911
-
-
-
-
-
-
-
-
-