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公开(公告)号:US2375530A
公开(公告)日:1945-05-08
申请号:US49173243
申请日:1943-06-21
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C07C59/185 , C10G33/04
CPC classification number: C10G33/04 , C07C59/185
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公开(公告)号:US2375531A
公开(公告)日:1945-05-08
申请号:US49173343
申请日:1943-06-21
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C07C59/185 , C10G33/04
CPC classification number: C10G33/04 , C07C59/185
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公开(公告)号:US2340308A
公开(公告)日:1944-02-01
申请号:US44446842
申请日:1942-05-25
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US2340306A
公开(公告)日:1944-02-01
申请号:US44075042
申请日:1942-04-27
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US2375532A
公开(公告)日:1945-05-08
申请号:US49265043
申请日:1943-06-26
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US2340307A
公开(公告)日:1944-02-01
申请号:US44075142
申请日:1942-04-27
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C10G33/04
CPC classification number: C10G33/04
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公开(公告)号:US2340305A
公开(公告)日:1944-02-01
申请号:US44074942
申请日:1942-04-27
Applicant: PETROLITE CORP
Inventor: DE GROOTE MELVIN , BERNHARD KEISER , WEBSTER GROVES , WIRTEL ARTHUR F
IPC: C10G33/04
CPC classification number: C10G33/04
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