. Condensed milk and milk powder, prepared for the use of milk condenseries, dairy students and pure food departments. Condensed milk. EVAPORATKD ]\IlI,K—HOMOGENIZING 127 Kinds of Homogenizers.—There are nt this time three make? of homogenizers in use in this ciiuntr\', name!}', tlie "Haulin" homogenizer, the "Progress" hiimogenizcr and the "\'; In the Gaulin homogenizer, the milk is frirced, 1»}' means of single-acting i)umps, against an agate A-ah'e ^\•hich presses against a ground ^'al\-c seat. The milk has to pass between the ground surfaces of this
. Condensed milk and milk powder, prepared for the use of milk condenseries, dairy students and pure food departments. Condensed milk. EVAPORATKD ]\IlI,K—HOMOGENIZING 127 Kinds of Homogenizers.—There are nt this time three make? of homogenizers in use in this ciiuntr\', name!}', tlie "Haulin" homogenizer, the "Progress" hiimogenizcr and the "\'; In the Gaulin homogenizer, the milk is frirced, 1»}' means of single-acting i)umps, against an agate A-ah'e ^\•hich presses against a ground ^'al\-c seat. The milk has to pass between the ground surfaces of this "\-ah-e and \'alve seat. In the Progress homogenizer the IionKjgenizing pi-inciple consists of forcing the milk, by means of single acting pumps, between a series nf discs with "round surfaces. The discs lie. rigf. 48. The Progress homogrenizer Courtesy of Davis-Watkins Dairymen's Mfg. Co, 0 H-I1S73A Fig;. 49. Homog'enizing' discs and screw mechanism flat one upon the other, they are enclosed in a cylinder and are held in place by a rod running througli their center. The discs are pressed against each other by a hea\-}- spiral scre\v, which regulates the pressure to \\hich the milk is subjected. The milk passes from the center to the periphery of the discs. The discs used in this machine are of two types. One t)pe has very fine irregular grooves. The milk shoots through these grooves against hard shoulders. The other type of discs has smooth surfaces but their area of contact is narro\\-. The milk passes through these smooth Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hunziker, Otto Frederick, b. 1873. La Fayette, Ind. , The author
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Keywords: ., bookauthorhunziker, bookcentury1900, bookdecade1920, bookyear1920
