Process for making slush
Patent 4488407 Issued on December 18, 1984. Estimated Expiration Date: 
March 23, 2003. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 23, 2003. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2020719 2968164 3068105 3762176 Method and apparatus for making snow produced by cumulative crystallization of snow particles Method and apparatus for making artificial snow Snow making method Method of making artificial snow In-line lin slush making for concrete cooling In-line slush making process Patent #: 4305257 InventorApplicationNo. 06/478148 filed on 03/23/1983US Classes:62/74, Spraying or dripping62/46.1, With sorbing or mixing62/49.1, With measuring62/54.1Cryogen stored in both phases (e.g., as slush or gel)ExaminersPrimary: Tapolcai, William E.Attorney, Agent or FirmInternational ClassesB01F 5/20 (20060101)B01F 5/02 (20060101) B01F 5/00 (20060101) F25C 1/00 (20060101) F25J 1/02 (20060101) F25D 3/10 (20060101) F25J 1/00 (20060101) AbstractA process for making slush is disclosed including the steps of delivering liquid nitrogen in mid-air from a horizontal spray nozzle, and delivering a liquid to be slushed also in mid-air from a plurality of spray nozzles spaced equidistant from each other and equidistant from the horizontal nozzle delivering the liquid nitrogen. | |
