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1.发明授权Process for the production of addition products of organic isocyanates and organic carbodiimides 失效生产有机异氰酸酯和有机碳二亚胺的加成产物的方法
公开(公告)号：US3065224A
公开(公告)日：1962-11-20
申请号：US8476561
申请日：1961-01-25
Applicant: BAYER AG
Inventor： RUDOLF HOFMANN , ERICH SCHMIDT , ALFRED REICHLE , FRITZ MOOSMULLER
CPC classification number: C07C265/12 , C07C265/14 , C07C267/00
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2.发明授权Continuous treatment of individual stretchable threads, for example artificial silk threads 失效个别可拉伸丝线的连续处理，例如人造丝线
公开(公告)号：US3026167A
公开(公告)日：1962-03-20
申请号：US47706954
申请日：1954-12-22
Applicant: BAYER AG
Inventor： RUDOLF HOFMANN , WILHELM HAGER
IPC: D01D10/04
CPC classification number: D01D10/0445
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