US 8,569,667 B2
In-shell pasteurization of eggs
Corinda Erasmus, Centurion (South Africa); and Mathys Johannes Rossouw, Cullinan (South Africa)
Assigned to CSIR, Pretoria (South Africa)
Filed by Corinda Erasmus, Centurion (South Africa); and Mathys Johannes Rossouw, Cullinan (South Africa)
Filed on Sep. 21, 2011, as Appl. No. 13/238,328.
Application 13/238,328 is a division of application No. 11/568,095, granted, now 8,071,146, previously published as PCT/IB2005/001079, filed on Apr. 22, 2005.
Claims priority of application No. 200403085A (ZA), filed on Apr. 22, 2004.
Prior Publication US 2012/0067874 A1, Mar. 22, 2012
Int. Cl. H05B 6/64 (2006.01); A23L 3/00 (2006.01)
U.S. Cl. 219—680  [219/679; 426/614; 426/241] 9 Claims
OG exemplary drawing
 
1. An in-shell egg pasteurization installation which includes
a temperature raising stage comprising a microwave cavity or microwave cavity portion into which microwaves can be radiated;
a pasteurization stage comprising a microwave cavity or microwave cavity portion into which microwaves can be radiated;
heating means to provide radiant or conductive heat to an in-shell egg located in the temperature raising stage and to an in-shell egg located in the pasteurization stage, the heating means being configured to heat an in-shell egg located in the temperature raising stage and an in-shell egg located in the pasteurization stage with radiant or conductive heat simultaneously with said in-shell egg located in the temperature raising stage and said in-shell egg located in the pasteurization stage being radiated with microwaves; and
displacement means to provide relative displacement between an in-shell egg and the microwave cavities or microwave cavity portions.