IPC-Stelle: C14C 3/16 [Version 7 (gültig ab 01.2000)]

SymbolTypTitel
CSKCHEMISTRY; METALLURGY
C14KLSKINS; HIDES; PELTS; LEATHER
C14CUKLCHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING (dyeing or bleaching of leather or furs D06)
C14C 1/00HGRChemical treatment prior to tanning
C14C 1/02UGR1
.Curing raw hides
C14C 1/04UGR1
.Soaking
C14C 1/06UGR1
.Facilitating unhairing, e.g. by painting, by liming
C14C 1/08UGR1
.Deliming; Bating; Pickling; Degreasing
C14C 3/00HGRTanning; Compositions for tanning
C14C 3/02UGR1
.Chemical tanning
C14C 3/04UGR2
. .Mineral tanning
C14C 3/06UGR3
. . .using chromium compounds
C14C 3/08UGR2
. .by organic agents
C14C 3/10UGR3
. . .Vegetable tanning
C14C 3/12UGR4
. . . .using purified or modified vegetable tanning agents
C14C 3/14UGR3
. . .Fat tanning; Oil tanning
C14C 3/16UGR3
. . .using aliphatic aldehydes
C14C 3/18UGR3
. . .using polycondensation products or precursors thereof
C14C 3/20UGR4
. . . .sulfonated
C14C 3/22UGR3
. . .using polymerisation products
C14C 3/24UGR3
. . .using lignin derivatives, e.g. sulfate liquor
C14C 3/26UGR3
. . .using other organic substances, containing halogen
C14C 3/28UGR2
. .Multi-step processes
C14C 3/30UGR2
. .using physical means combined with chemical means
C14C 3/32UGR1
.Recovering tanning agents from leather
C14C 5/00HGRDegreasing leather
C14C 7/00HGRPasting processes (chemical part)
C14C 9/00HGRImpregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
C14C 9/02UGR1
.using fatty or oily materials, e.g. fat liquoring
C14C 9/04UGR1
.Fixing tanning agents in the leather
C14C 11/00HGRSurface finishing of leather
C14C 13/00HGRManufacture of special kinds of leather, e.g. vellum (chamois tanning C14C 3/14)
C14C 13/02UGR1
.Manufacture of technical leather
C14C 15/00HGRApparatus for chemical treatment or washing of hides, skins, or leather