|  | F |
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

LIGHTING AND HEATING

|  | F25 |
REFRIGERATION AND COOLING; MANUFACTURE AND STORAGE OF ICE; LIQUEFACTION AND SOLIDIFICATION OF GASES

|  | F25C |
PRODUCTION, WORKING, STORING, OR DISTRIBUTION OF ICE (frozen sweets, including ice-cream, their production Fulltext... Hierarchy... Expanded...A23G 9/00; concentrating solutions by removing frozen solvents Fulltext... Hierarchy... Expanded...B01D 9/04; purification of water by freezing Fulltext... Hierarchy... Expanded...C02B 1/12; refrigeration machines, plants, or systems Fulltext... Hierarchy... Expanded...F25B; solidification of gases or gaseous mixtures Fulltext... Hierarchy... Expanded...F25J; freeze-drying Fulltext... Hierarchy... Expanded...F26B) [2]

|  | F25C |
Note(s) In this sub-class, the term "ice" means any frozen liquid and is to be understood as also covering frozen semiliquids or pasty substances [2]

|  | F25C 1/00 |
Production of ice (Fulltext... Hierarchy... Expanded...F25C 3/00 takes precedence)

|  | F25C 1/02 |
· | production of natural ice, i.e. without refrigeration

|  | F25C 1/04 |
· | by using stationary moulds

|  | F25C 1/06 |
· · | open or openable at both ends

|  | F25C 1/08 |
· | by immersing freezing chambers or plates into water

|  | F25C 1/10 |
· | by using rotating or otherwise moving moulds (Fulltext... Hierarchy... Expanded...F25C 1/08 takes precedence)

|  | F25C 1/12 |
· | by freezing water on cooled surfaces, e.g. to form slabs

|  | F25C 1/14 |
· · | to form thin sheets which are removed by scraping or wedging, e.g. in the form of flakes

|  | F25C 1/16 |
· | by partially evaporating water in a vacuum

|  | F25C 1/18 |
· | Devices for the production of translucent ice, e.g. by injecting air

|  | F25C 1/20 |
· · | by stirring

|  | F25C 1/22 |
· | Construction of moulds; Filling devices therefor (metering by volume in general Fulltext... Hierarchy... Expanded...G01F)

|  | F25C 1/24 |
· · | for refrigerators, e.g. freezing trays

|  | F25C 3/00 |
Production of ice or snow for the purposes specified in the sub-groups

|  | F25C 3/02 |
· | for ice rinks (shape of rinks Fulltext... Hierarchy... Expanded...A63C 19/10; construction of rinks Fulltext... Hierarchy... Expanded...E01C)

|  | F25C 3/04 |
· | for sledging or ski trails; Production of artificial snow (shape of trails Fulltext... Hierarchy... Expanded...A63C 19/10; construction of trails Fulltext... Hierarchy... Expanded...E01C)

|  | F25C 5/00 |
Working or distributing ice

|  | F25C 5/02 |
· | Tools or machines for disintegrating, removing, or harvesting ice

|  | F25C 5/04 |
· · | without the use of saws

|  | F25C 5/06 |
· · · | by deforming bodies with which the ice is in contact, e.g. by inflatable members

|  | F25C 5/08 |
· · · | by heating bodies in contact with the ice

|  | F25C 5/10 |
· · · · | using hot refrigerant; using fluid heated by refrigerant

|  | F25C 5/12 |
· · · | Ice-shaving machines

|  | F25C 5/14 |
· | Tools or machines for shaping or finishing ice pieces, e.g. ice presses

|  | F25C 5/16 |
· | Tools or devices for ice handling not covered by any other sub-class

|  | F25C 5/18 |
· | Storing ice

|  | F25C 7/00 |
( transferred to Fulltext... Hierarchy... Expanded...A23G 9/00 )