426 



ENGINEERING ASPECTS OF PASTEURIZATION 



Fig. (1 "^liiiwini; (kad-cnd outlet pipe on round vat holder: (a-a) outlet pipe, (h) outlet valve, 

 (c'-c) test thermometers, (d) round vat holder. 



M 



c- 



FiG. 7. — Showing round vat holder with heating jacket equipped with bottom-outlet llush-type 

 valve: (a) flush valve seat, (h) valve plug, (c) rod, (d) spindle. 



