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Current content: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 0029906 B1 19821229 - METHOD OF REDUCING THE FRICTION IN THE WET STEPS OF LEATHER MANUFACTURE

Title (en)

METHOD OF REDUCING THE FRICTION IN THE WET STEPS OF LEATHER MANUFACTURE

Publication

EP 0029906 B1 19821229 (DE)

Application

EP 80106296 A 19801016

Priority

DE 2942858 A 19791024

Abstract (en)

[origin: EP0029906A1] 1. A process for reducing friction in wet processes of leather production, by the addition of a lubricant, wherein the lubricant employed is from 0.05 to 2 g, per liter of liquor, of a water-soluble polymer having a Fikentscher K value of >150.

IPC 1-7

C14C 1/00; C14C 3/00

IPC 8 full level

C14C 1/00 (2006.01); C14C 3/00 (2006.01)

CPC (source: EP)

C14C 1/00 (2013.01); C14C 3/00 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0029906 A1 19810610; EP 0029906 B1 19821229; AT E2153 T1 19830115; AU 6362380 A 19810430; DE 2942858 B1 19810319; DE 3061516 D1 19830203; JP S5667400 A 19810606

DOCDB simple family (application)

EP 80106296 A 19801016; AT 80106296 T 19801016; AU 6362380 A 19801023; DE 2942858 A 19791024; DE 3061516 T 19801016; JP 14825180 A 19801024