PL62455B1 - - Google Patents

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Publication number
PL62455B1
PL62455B1 PL108687A PL10868765A PL62455B1 PL 62455 B1 PL62455 B1 PL 62455B1 PL 108687 A PL108687 A PL 108687A PL 10868765 A PL10868765 A PL 10868765A PL 62455 B1 PL62455 B1 PL 62455B1
Authority
PL
Poland
Prior art keywords
leather
mole
tannin
sulfone
formaldehyde
Prior art date
Application number
PL108687A
Other languages
English (en)
Polish (pl)
Inventor
Froelich Jan
Kraft Jan
Original Assignee
Instytut Przemyslu Organicznego
Filing date
Publication date
Application filed by Instytut Przemyslu Organicznego filed Critical Instytut Przemyslu Organicznego
Publication of PL62455B1 publication Critical patent/PL62455B1/pl

Links

PL108687A 1965-05-05 PL62455B1 (de)

Publications (1)

Publication Number Publication Date
PL62455B1 true PL62455B1 (de) 1971-02-27

Family

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