| Patents for F25C 3 - 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 (1,063) |
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| 10/13/1994 | CA2159108A1 Spraying nozzle and device for spraying a mixture of water and aiar using said nozzle |
| 09/15/1994 | WO1994020222A1 Mounting for a pressurised air/water mixture spraying device |
| 09/15/1994 | CA2157933A1 Mounting for a pressurized air/water mixture spraying device |
| 09/07/1994 | CN2176520Y Snow-flakes maker |
| 09/01/1994 | WO1994019655A1 Improved snow gun |
| 09/01/1994 | CA2156422A1 Improved snow gun |
| 08/03/1994 | EP0609140A1 Process and plant for making snow |
| 07/26/1994 | US5331826 Ice rink making equipment and process for resurfacing ice |
| 07/13/1994 | EP0605824A1 Snow gun |
| 07/12/1994 | US5327738 Method of forming and maintaining artificial snow layer |
| 07/12/1994 | US5327737 Method and apparatus for heat exchange, where channels, e.g. tubes, are secured in recesses in heat-isolating boards |
| 07/06/1994 | CN2171090Y 造雪机 Snowmaking machine |
| 06/29/1994 | EP0603182A1 Liquid chiller |
| 06/21/1994 | US5322218 Method and apparatus for making snow |
| 05/18/1994 | EP0597099A1 Method and installation for gas generation |
| 05/11/1994 | WO1994010516A1 Snowmaking gun |
| 05/11/1994 | WO1994010515A1 Pneumatic ice making device |
| 05/11/1994 | DE4243731C1 Snow-generating gun for ski slopes - controls water-supply valve electronically dependent on difference between temperatures detected by two sensors |
| 05/05/1994 | CA2082140A1 Snowmaking gun |
| 04/12/1994 | US5301512 Method and apparatus for making snow |
| 03/29/1994 | US5297731 Snow making apparatus |
| 03/09/1994 | EP0585938A1 Artificial snow and method for producing the same |
| 03/01/1994 | US5289973 Snowmaking method and device |
| 02/22/1994 | CA2027028C Method and apparatus for making snow |
| 02/17/1994 | WO1994003764A1 Low-pressure automatic programmable artificial snow making plant |
| 02/08/1994 | US5284202 Compressor aftercooler apparatus for use in low temperature operations, and method of use |
| 12/28/1993 | US5272883 Method and apparatus for maintenance of indoor ski slopes |
| 11/30/1993 | US5266367 Artificial snow granule |
| 11/16/1993 | US5261245 Method for making ice slab and/or artificial snow |
| 11/02/1993 | US5257484 Shelters for automatic snow-covering installations |
| 10/28/1993 | WO1993021470A1 Method and installation for gas generation |
| 10/28/1993 | CA2115359A1 Method of gas generation and plant for effecting same |
| 10/12/1993 | US5251689 Rollable heat exchanger |
| 09/07/1993 | US5241830 Method of forming and maintaining artificial snow layer |
| 07/27/1993 | US5230218 Snow making equipment |
| 05/19/1993 | EP0541867A1 Method of forming artificial snow surface, ice crusher machine used in the method and method of maintaining snow surface |
| 05/12/1993 | EP0418379B1 Snow gun |
| 05/05/1993 | CN1071748A Integral screw rod compression refrigerating ice making machine set |
| 04/08/1993 | DE4131858A1 Adjustable mount for snow cannon - involves housing for air blower borne on slide, housing being pivotable relatively to slide around horizontal axis and rotatable around vertical axis. |
| 04/08/1993 | DE4131857A1 Snow cannon with cylindrical housing open on both sides - contains air blower and compressor for producing compressed air, together with nozzle crown discharging water and air mixt. |
| 03/30/1993 | CA1315112C Snowmaking process and apparatus |
| 03/04/1993 | WO1992022777A3 A full-range, high-efficiency liquid chiller |
| 01/19/1993 | US5180106 Snow making machine |
| 01/19/1993 | US5180105 Snow making apparatus |
| 01/07/1993 | EP0504337A4 Method and apparatus for making snow |
| 01/05/1993 | US5176320 Device and method for measuring and controlling the water content in man made snow |
| 12/23/1992 | WO1992022777A2 A full-range, high-efficiency liquid chiller |
| 12/23/1992 | EP0510017A4 Snow making apparatus |
| 12/10/1992 | WO1992022026A1 A method and an arrangement for measuring and adjusting the ice temperature of artificial ice rinks |
| 12/10/1992 | CA2110181A1 A method and an arrangement for measuring and adjusting the ice temperature of artificial ice rinks |
| 12/08/1992 | US5169783 Mixing ice nuclei derived from algae fungus with water solution |
| 12/01/1992 | US5167367 Snowmaking apparatus and methods |
| 10/28/1992 | EP0510017A1 Snow making apparatus and method |
| 10/14/1992 | EP0508752A1 Method of forming an artificial snow layer |
| 10/13/1992 | US5154348 Snow-gun oscillation control apparatus |
| 09/23/1992 | EP0504337A1 Method and apparatus for making snow |
| 09/02/1992 | EP0501482A1 Method for making ice slab and artificial snow |
| 08/11/1992 | US5136849 Snow composition and method for making artificial snow |
| 08/06/1992 | WO1992012765A1 Ice climbing wall |
| 08/04/1992 | US5135167 Snow making, multiple nozzle assembly |
| 07/15/1992 | EP0494380A1 Snowmaking apparatus and methods |
| 07/12/1992 | CA2057958A1 Snowmaking apparatus and methods |
| 06/11/1992 | WO1992009857A1 Ice making water treatment |
| 05/29/1992 | WO1992008936A1 Snowmaking method and device |
| 04/08/1992 | EP0479641A1 Shelter for automatic snow-making systems |
| 04/07/1992 | US5102044 Method for producing snow and apparatus therefor |
| 04/07/1992 | US5102043 Method and apparatus for producing snow using ultrasonic waves |
| 04/07/1992 | CA1298477C Feeding device for snow making guns in artificial snow making facilities on ski slopes |
| 04/06/1992 | WO1992006340A1 Method and apparatus for making snow |
| 04/06/1992 | CA2068417A1 Method and apparatus for making snow |
| 04/04/1992 | CA2052674A1 Enhanced shelters for automatic snow making facilities |
| 03/19/1992 | WO1992004585A1 Snow gun having optimized mixing of compressed air and water flows |
| 02/25/1992 | US5090619 Snow gun having optimized mixing of compressed air and water flows |
| 01/28/1992 | US5083707 Nucleator |
| 01/15/1992 | EP0461160A4 Snowmaking method and device |
| 12/18/1991 | EP0461160A1 Snowmaking method and device |
| 12/03/1991 | CA1292711C Ice making method using ice nucleating microorganisms |
| 11/05/1991 | US5062279 Artificial snowfall system |
| 10/24/1991 | CA2015259A1 Snow making machine |
| 10/16/1991 | EP0418379A4 Snow gun |
| 08/08/1991 | WO1991011669A1 Automated snow-making system |
| 08/07/1991 | EP0440257A1 Artificial snow granule, snow quality improver and method for making the same |
| 08/07/1991 | EP0440256A1 Snow composition and method for making artificial snow |
| 07/16/1991 | US5031832 Automated snow-making system |
| 07/11/1991 | WO1991010104A1 Snow making apparatus |
| 07/10/1991 | EP0436523A1 Use of a heat exchanger |
| 04/02/1991 | US5004151 Method and apparatus for making snow |
| 03/28/1991 | DE3931398A1 Snow-making process and apparatus |
| 03/27/1991 | EP0418379A1 Snow gun. |
| 02/19/1991 | US4993635 Portable snow making tower |
| 01/29/1991 | CA1279489C Snow gun |
| 12/28/1990 | WO1991000488A1 Method and apparatus for heat exchange, where channels, e.g. tubes, are secured in recesses in heat-isolating boards |
| 12/28/1990 | CA2062813A1 Method and apparatus for heat exchange where channels, e.g. tubes, are secured in recesses in heat-isolating boards |
| 11/28/1990 | EP0399946A1 Method for making artificial snow |
| 11/06/1990 | CA1275815C Method and apparatus for making snow |
| 11/06/1990 | CA1275814C Method for insulating an ice rink |
| 10/21/1990 | CA2014568A1 Method of producing artificial snow |
| 10/18/1990 | WO1990012264A1 Snow gun |
| 10/10/1990 | CA2008867A1 Snow gun |
| 09/19/1990 | EP0232273B1 Method for making artificial snow |