Patent · US Expired

Method and apparatus for liquid freezing

US4459812A · kind A · utility

3Cited by
3References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 10, 1983
Grant dateJul 17, 1984
Priority date
Expiry dateMar 10, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D17/02
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A method and apparatus for rapidly chilling a cool pack associated with a refrigeration system wherein slush-like medium is introduced into the pack in a first step and frozen to a substantially solid state in a second step.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.