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1.
公开(公告)号:US3253879A
公开(公告)日:1966-05-31
申请号:US20741862
申请日:1962-07-03
Applicant: BAYER AG
Inventor: ERNST KOMAREK , GUSTAV MAUTHE , BRUNO ZINZ
IPC: C14C3/28
CPC classification number: C14C3/28
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2.Process for tanning leather with waterinsoluble condensation product of a phenol, formaldehyde, and carboxylic acid 失效
Title translation: 用苯酚,甲醛和羧酸的水不溶性缩合产物鞣皮革的方法公开(公告)号:US2955013A
公开(公告)日:1960-10-04
申请号:US75869258
申请日:1958-09-03
Applicant: BAYER AG
Inventor: MARTIN MEISTER , WOLFHARD LUCK , GUSTAV MAUTHE
IPC: C14C3/18
CPC classification number: C14C3/18
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3.
公开(公告)号:US2997364A
公开(公告)日:1961-08-22
申请号:US69993457
申请日:1957-12-02
Applicant: BAYER AG
Inventor: ERNST KOMAREK , GUSTAV MAUTHE
IPC: C14C3/28
CPC classification number: C14C3/28
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4.Process of retanning leather with condensation products of phenols, amines, and formaldehyde 失效
Title translation: 用酚,胺和甲醛的缩合产物对皮革进行复鞣的方法公开(公告)号:US2890095A
公开(公告)日:1959-06-09
申请号:US41671354
申请日:1954-03-16
Applicant: BAYER AG
Inventor: MARTIN MEISTER , GUSTAV MAUTHE , KURT FABER
IPC: C14C3/18
CPC classification number: C14C3/18
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公开(公告)号:US3101237A
公开(公告)日:1963-08-20
申请号:US9386361
申请日:1961-03-07
Applicant: BAYER AG
Inventor: WOLFHARD LUCK , GUSTAV MAUTHE
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6.Synthetic resin tanning agents containing alkali pretreated sulfite waste liquor and process of preparing same 失效
Title translation: 含碱预处理亚硫酸盐废液的合成树脂鞣剂及其制备方法公开(公告)号:US2857346A
公开(公告)日:1958-10-21
申请号:US48343355
申请日:1955-01-21
Applicant: BAYER AG
Inventor: GUSTAV MAUTHE , RUDOLF FINGADO
IPC: C14C3/24
CPC classification number: C14C3/24
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公开(公告)号:US2798043A
公开(公告)日:1957-07-02
申请号:US49453655
申请日:1955-03-15
Applicant: BAYER AG
Inventor: MARTIN MEISTER , BRUNO ZORN , GUSTAV MAUTHE
IPC: C09K8/20
CPC classification number: C09K8/203
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公开(公告)号:US3346323A
公开(公告)日:1967-10-10
申请号:US33859064
申请日:1964-01-20
Applicant: BAYER AG
Inventor: HEINRICH SPAHRKAS , BERGISCH NEUKIRCHEN , HERBERT KNOPF , KURT FABER , GUSTAV MAUTHE
IPC: C14C3/06
CPC classification number: C14C3/06
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公开(公告)号:US3290162A
公开(公告)日:1966-12-06
申请号:US23454662
申请日:1962-10-31
Applicant: BAYER AG
Inventor: HEINZ ROHLING , EVA SCHONEKERL , GUSTAV MAUTHE
IPC: C14C9/00
CPC classification number: C14C9/00 , Y10T428/31558
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10.Sulfited or aminomethane sulfonated water soluble dicyanodiamide-formaldehyde condensate with waste sulfite liquors or sulfonated aromatic-aldehyde condensate in leather plumping and product thereof 失效
Title translation: 亚硫酸盐或氨基甲烷磺化水溶性二氰二胺 - 甲醛缩合物与废亚硫酸盐液或磺化芳香醛缩合物在皮革中的浸膏及其制品公开(公告)号:US3266864A
公开(公告)日:1966-08-16
申请号:US17159562
申请日:1962-02-07
Applicant: BAYER AG
Inventor: BRUNO ZORN , GUSTAV MAUTHE , WOLFHARD LUCK
IPC: C14C9/00
CPC classification number: C14C9/00
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