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Current content: 159 823 134 patent documents

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1 003 170 documents amended

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EP 0197918 B1 19871125 - METHOD OF LIMING HIDES AND SKINS

Title (en)

METHOD OF LIMING HIDES AND SKINS

Publication

EP 0197918 B1 19871125 (DE)

Application

EP 86890089 A 19860402

Priority

AT 100585 A 19850403

Abstract (en)

[origin: EP0197918A1] 1. A process for the liming of skins and hides with an alkaline reducing lime pit, characterised in that liming is carried out with 0.1 to 3.0% by weight of thiourea dioxide (formamidine sulphinic acid), based on the soaked skins and hides.

IPC 1-7

C14C 1/06

IPC 8 full level

C14C 1/06 (2006.01)

CPC (source: EP)

C14C 1/06 (2013.01)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

EP 0197918 A1 19861015; EP 0197918 B1 19871125; AT 381952 B 19861229; AT A100585 A 19860515; DE 3660009 D1 19880107

DOCDB simple family (application)

EP 86890089 A 19860402; AT 100585 A 19850403; DE 3660009 T 19860402