C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C14
SKINS; HIDES; PELTS; LEATHER
 C14B
MECHANICAL TREATMENT AND PROCESSING OF SKINS, HIDES, AND LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES (making leather substitutes B29J 1/04, D06N; making articles from leather B68F; mechanical cleaning of hides or the like D06G; artificial leather D06N)

 C14C
CHEMICAL TREATMENT OF HIDES, SKINS AND LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING (dyeing and bleaching of leather or furs D06)