Invention Grant
US3025241A High temperature stable grease compositions thickened with tetraimides of dipyromellitic acid anhydrides
失效
用二偶氮酸酐的四酰亚胺增稠的高温稳定的润滑脂组合物
- Patent Title: High temperature stable grease compositions thickened with tetraimides of dipyromellitic acid anhydrides
- Patent Title (中): 用二偶氮酸酐的四酰亚胺增稠的高温稳定的润滑脂组合物
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Application No.: US2917960Application Date: 1960-05-16
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Publication No.: US3025241APublication Date: 1962-03-13
- Inventor: DREHER JOHN L , GOODRICH JUDSON E
- Applicant: CALIFORNIA RESEARCH CORP
- Assignee: California Research Corp
- Current Assignee: California Research Corp
- Priority: US2917960 1960-05-16
- Main IPC: C07D487/04
- IPC: C07D487/04 ; C07D519/00
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