C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C02
TREATMENT WATER, WASTE WATER AND SEWAGE (distilling, filtering, separating B01)
 C02D
WATER IMPREGNATED WITH CARBON DIOXIDE OR OTHER GASES
 C02D 1/00
Water impregnated with carbon dioxide or other gases (non-alcoholic beverages in general A23; medicinal baths A61H 33/00; medicinal water A61K, e.g. A61K 33/00, A61K 41/00; charging liquids with gases, combined with bottling apparatus B67; drawing-up devices B67D)
 C02D 1/02
·  Manufacture, Treatment
 C02D 1/04
·  ·  Devices therefor
 C02D 1/08
·  ·  ·  using gas capsules
 C02D 1/10
·  ·  Chemicals for producing carbonated water