Invention Grant
- Patent Title: Quaternary 1, 1'-bis(pyridinium) halides
- Patent Title (中): 第四纪1,1-双（吡啶鎓）卤化物
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Application No.: US49621465Application Date: 1965-08-31
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Publication No.: US3361754APublication Date: 1968-01-02
- Inventor: FRANK PASSAL , DOTY WARREN R
- Applicant: M & T CHEMICALS INC
- Assignee: M & T Chemicals Inc
- Current Assignee: M & T Chemicals Inc
- Priority: US49621465 1965-08-31; US25520163 1963-01-31; US824060 1960-02-12
- Main IPC: C07D213/16
- IPC: C07D213/16 ; C07D213/20 ; C07D401/06 ; C07D401/14 ; C25D3/18
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