IPC-Stelle: D21J 3/00 [Version 2006.01]

SymbolTypTitel
DSKSECTION D — TEXTILES; PAPER
D21USKPAPER
D21KLPAPER-MAKING; PRODUCTION OF CELLULOSE
D21JUKLFIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MÂCHÉ (manufacture of articles by dry processes B27N)
D21J 1/00HGRFibreboard (preparation of pulp compositions or addition of chemical agents D21B, D21C, D21H; formation of the wet web D21F)
D21J 1/02UGR1
.Cutting, e.g. using wet saws
D21J 1/04UGR1
.Pressing
D21J 1/06UGR1
.Drying
D21J 1/08UGR1
.Impregnated or coated fibreboard
D21J 1/10UGR1
.After-treatment
D21J 1/12UGR2
. .Hardening
D21J 1/14UGR2
. .Conditioning
D21J 1/16UGR1
.Special fibreboard
D21J 1/18UGR2
. .Hardboard
D21J 1/20UGR2
. .Insulating board
D21J 3/00HGRManufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
D21J 3/02UGR1
.of rings
D21J 3/04UGR1
.of tubes
D21J 3/06UGR1
.of stoppers
D21J 3/08UGR1
.of bobbins
D21J 3/10UGR1
.of hollow bodies
D21J 3/12UGR1
.of sheets; of diaphragms
D21J 5/00HGRManufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch moulds
D21J 7/00HGRManufacture of hollow articles from fibre suspensions or papier-mâché by deposition of fibres in or on a wire-net mould