@misc{swartzel_ball_1992, title={Apparatus for pasteurizing liquid whole egg products}, volume={5105724}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R.}, year={1992} }
 @misc{swartzel_ball_1991, title={Method for pasteurizing liquid whole egg products}, volume={5019407}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R.}, year={1991} }
 @misc{swartzel_ball_hamid-samimi_1991, title={Method for the ultrapasteurization of liquid whole egg}, volume={4994291}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R. and Hamid-Samimi, M.-H.}, year={1991} }
 @misc{swartzel_ball_hamid-samimi_1991, title={Method for the ultrapasteurization of liquid whole egg products}, volume={5019408}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R. and Hamid-Samimi, M.-H.}, year={1991} }
 @misc{swartzel_ball_hamid-samimi_1990, title={Method for the ultrapasteurization of liquid whole egg products}, volume={4957759}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R. and Hamid-Samimi, M.-H.}, year={1990} }
 @misc{swartzel_ball_liebrecht_1990, title={Ultrapasteurization of liquid whole egg products with direct heat}, volume={4957760}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R. and Liebrecht, J. W.}, year={1990} }
 @misc{swartzel_ball_hamid-samimi_1989, title={Method for the ultrapasteurization of liquid whole egg products}, volume={4808425}, publisher={Washington, DC: U.S. Patent and Trademark Office}, author={Swartzel, K. R. and Ball, H. R. and Hamid-Samimi, M.-H.}, year={1989} }