Improvements in process of making butter from artificial cream from milk

摘要

199,636. North, C. E. Aug. 15, 1922. Butter is obtained from artificial cream, prepared by emulsifying milk oil and a soluble dried skim milk powder with water at about 100‹ F., and subsequently cooling to 55‹ F., by submitting the emulsion to violent agitation in a horizontal ice-cream freezer provided with an internal paddle, rotated at about 700 revolutions per minute and maintained at about 55‹ F.