D
SECTION D — TEXTILES; PAPERS
  
PAPER
 D21
PAPER-MAKING; PRODUCTION OF CELLULOSE
 D21G
CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES (winders and rewinders for finished products, means for adjustment of wrinkles or lateral extensions B65H)
 D21G 1/00
Calenders (if restricted to the treatment of particular materials, see the relevant class, e.g. B29D 7/00, D06); Smoothing apparatus
 D21G 1/02
·  Rolls; Their bearings (in general F16C 13/00)
 D21G 3/00
Doctors
 D21G 3/02
·  for calenders
 D21G 3/04
·  for drying cylinders
 D21G 5/00
Safety devices
 D21G 7/00
Damping devices
 D21G 9/00
Other accessories for paper-making machines