EP 3135810 A1 20170301 - PAPER MATERIAL COMPRISING CELLULOSE FIBERS AND LEATHER FIBERS AND PROCESS FOR THE PRODUCTION THEREOF
Title (en)
PAPER MATERIAL COMPRISING CELLULOSE FIBERS AND LEATHER FIBERS AND PROCESS FOR THE PRODUCTION THEREOF
Title (de)
PAPIERMATERIAL MIT ZELLULOSEFASERN UND LEDERFASERN SOWIE VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
MATÉRIAU DE PAPIER COMPRENANT DES FIBRES DE CELLULOSE ET DES FIBRES DE CUIR ET SON PROCÉDÉ DE PRODUCTION
Publication
Application
Priority
IT UB20153307 A 20150831
Abstract (en)
The present invention relates to a composite paper material comprising cellulose fibers and leather fibers. The invention also relates to a process for the production of the above-mentioned paper material.
IPC 8 full level
D21H 13/28 (2006.01); D21H 13/00 (2006.01); D21H 13/34 (2006.01)
CPC (source: EP)
D21H 13/00 (2013.01); D21H 13/28 (2013.01); D21H 13/34 (2013.01)
Citation (search report)
- [XI] US 2104996 A 19380111 - QUINCY IVES CHARLES
- [X] US 2635958 A 19530421 - DIEFFENDERFER DANIEL S, et al
- [X] GB 2045829 A 19801105 - ATO CHIMIE, et al
- [I] US 1269905 A 19180618 - CLAPP ALBERT L [US]
- [I] US 1211837 A 19170109 - FORREST CHARLES N [US]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3135810 A1 20170301; EP 3135810 B1 20230712; ES 2956679 T3 20231226; IT UB20153307 A1 20170303
DOCDB simple family (application)
EP 16186411 A 20160830; ES 16186411 T 20160830; IT UB20153307 A 20150831