|  | C |
SECTION C — CHEMISTRY AND METALLURGY

CHEMISTRY

|  | C02 |
TREATMENT OF WATER, WASTE WATER AND SEWAGE (distilling, filtering, separating Fulltext... Hierarchy... Expanded...B01)

|  | C02D |
WATER IMPREGNATED WITH CARBON DIOXIDE OR OTHER GASES

|  | C02D 1/00 |
Water impregnated with carbon dioxide or other gases (medicinal baths; medicinal water Fulltext... Hierarchy... Expanded...A61K, non-alcoholic beverages in general Fulltext... Hierarchy... Expanded...A23; charging liquids with gases, combined with bottling apparatus Fulltext... Hierarchy... Expanded...B67; drawing-up devices Fulltext... Hierarchy... Expanded...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