PL57542B1 - - Google Patents

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Publication number
PL57542B1
PL57542B1 PL110618A PL11061865A PL57542B1 PL 57542 B1 PL57542 B1 PL 57542B1 PL 110618 A PL110618 A PL 110618A PL 11061865 A PL11061865 A PL 11061865A PL 57542 B1 PL57542 B1 PL 57542B1
Authority
PL
Poland
Prior art keywords
weight
tannin
parts
sulfonic acids
acids
Prior art date
Application number
PL110618A
Other languages
English (en)
Polish (pl)
Inventor
Kremky Wandalin
Kraft Jan
Original Assignee
Instytut Przemyslu Organicznego
Filing date
Publication date
Application filed by Instytut Przemyslu Organicznego filed Critical Instytut Przemyslu Organicznego
Publication of PL57542B1 publication Critical patent/PL57542B1/pl

Links

PL110618A 1965-08-25 PL57542B1 (OSRAM)

Publications (1)

Publication Number Publication Date
PL57542B1 true PL57542B1 (OSRAM) 1969-04-28

Family

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