Heat treatment of high-temperature mercurial thermometers (1906)
National Bureau of Standards · leaf 16
the same construc-tion to be subjected to the same treatment. These six are num-bered T. 55332, S52>2>2>^ 55334, 55335, 5533^, and 55337. In regardto all these instruments it was specifically required that the makershould not subject them to any process of aging, but where it wasnecessary… … 202 Bulletin of the Bureau of Standards. [VoL2,no.2. It was necessary to provide some means for maintaining hightemperatures with fair constancy for long periods of time withoutundue attention. The annealing oven, which has been used for allthe experiments of long duration and which is shown in…
Measurements and use of instruments · Thermometry, pyrometry and calorimetry · Heat flow, thermal and thermodynamic processes
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