| 1/00 | Production of ice (F25C 3/00 takes precedence) |
| 1/02 | Production of ice (F25C 3/00 takes precedence) Production of natural ice, i.e. without refrigeration |
| 1/04 | Production of ice (F25C 3/00 takes precedence) by using stationary moulds |
| 1/06 | Production of ice (F25C 3/00 takes precedence) by using stationary moulds open or openable at both ends |
| 1/08 | Production of ice (F25C 3/00 takes precedence) by immersing freezing chambers or plates into water |
| 1/10 | Production of ice (F25C 3/00 takes precedence) by using rotating or otherwise moving moulds (F25C 1/08 takes precedence) |
| 1/12 | Production of ice (F25C 3/00 takes precedence) by freezing water on cooled surfaces, e.g. to form slabs |
| 1/14 | Production of ice (F25C 3/00 takes precedence) by freezing water on cooled surfaces, e.g. to form slabs to form thin sheets which are removed by scraping or wedging, e.g. in the form of flakes |
| 1/16 | Production of ice (F25C 3/00 takes precedence) by partially evaporating water in a vacuum |
| 1/18 | Production of ice (F25C 3/00 takes precedence) of a particular transparency or translucency, e.g. by injecting air |
| 1/20 | Production of ice (F25C 3/00 takes precedence) of a particular transparency or translucency, e.g. by injecting air by agitation |
| 1/22 | Production of ice (F25C 3/00 takes precedence) Construction of moulds; Filling devices therefor (metering by volume in general G01F) |
| 1/24 | Production of ice (F25C 3/00 takes precedence) Construction of moulds; Filling devices therefor (metering by volume in general G01F) for refrigerators, e.g. freezing trays |
| 3/00 | Methods or apparatus specially adapted for the production of ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Production of artificial snow (foundations or pavings for artificial surfaces for outdoor or indoor practice of snow or ice sports E01C 13/1; working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes E01H 4/00) |
| 3/02 | Methods or apparatus specially adapted for the production of ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Production of artificial snow (foundations or pavings for artificial surfaces for outdoor or indoor practice of snow or ice sports E01C 13/1; working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes E01H 4/00) for ice rinks |
| 3/04 | Methods or apparatus specially adapted for the production of ice or snow for winter sports or similar recreational purposes, e.g. for sporting installations; Production of artificial snow (foundations or pavings for artificial surfaces for outdoor or indoor practice of snow or ice sports E01C 13/1; working on surfaces of snow or ice in order to make them suitable for traffic or sporting purposes E01H 4/00) for sledging trails or ski trails; Production of artificial snow |
| 5/00 | Working, storing or distribution of ice |
| 5/02 | Working, storing or distribution of ice Tools or machines for disintegrating, removing, or harvesting ice |
| 5/04 | Working, storing or distribution of ice Tools or machines for disintegrating, removing, or harvesting ice without the use of saws |
| 5/06 | Working, storing or distribution of ice Tools or machines for disintegrating, removing, or harvesting ice without the use of saws by deforming bodies with which the ice is in contact, e.g. by inflatable members |