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A laboratory fractionating column

✍ Scribed by H.T. Clarke; E.J. Rahrs

Book ID
104124865
Publisher
Elsevier Science
Year
1923
Tongue
English
Weight
41 KB
Volume
196
Category
Article
ISSN
0016-0032

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## Abstract This paper discusses a method of reducing heat losses from laboratory fractionating columns. A differential thermocouple in the lagging detects radial heat flow and controls the current passing through an electrical heater winding in the lagging, by means of a galvanometer, lamp and pho