D
SECTION D — TEXTILES AND PAPER
  
PAPER
 D21
PAPER-MAKING; PRODUCTION OF CELLULOSE
 D21J
FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
 D21J 1/00
Fibreboard (stock preparation or addition of chemical agents D21B, D21C, D21H; formation of the wet web D21F)
 D21J 1/02
·  Cutting, e.g. using wet saws
 D21J 1/04
·  Pressing
 D21J 1/06
·  Drying
 D21J 1/08
·  Impregnated or coated fibreboard
 D21J 1/10
·  After-treatment
 D21J 1/12
·  ·  Hardening
 D21J 1/14
·  ·  Conditioning
 D21J 1/16
·  Special fibreboard
 D21J 1/18
·  ·  Hardboard
 D21J 1/20
·  ·  Insulating board
 D21J 3/00
Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
 D21J 3/02
·  of rings
 D21J 3/04
·  of tubes
 D21J 3/06
·  of stoppers
 D21J 3/08
·  of bobbins
 D21J 3/10
·  of hollow bodies
 D21J 3/12
·  of sheets; of diaphragms
 D21J 5/00
Manufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch moulds
 D21J 7/00
Manufacture of hollow articles from fibre suspensions or papier-mâché by deposition of fibres in or on a wire-net mould