US PATENT SUBCLASS 374 / 10
DIFFERENTIAL THERMAL ANALYSIS


Current as of: June, 1999
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374 /   HD   THERMAL MEASURING AND TESTING

10DIFFERENTIAL THERMAL ANALYSIS {2}
11  DF  .~> Detail of electrical heating control
12  DF  .~> Detail of sample holder or support therefor {1}


DEFINITION

Classification: 374/10

DIFFERENTIAL THERMAL ANALYSIS:

(under the class definition) Subject matter which compares simultaneous thermal effects on a test specimen and a reference specimen of an applied variation in temperature.

(1) Note. The reference specimen is usually inert (i.e. undergoes no thermodynamic phase changes) over the temperature range of interest.

(2) Note. The comparison is usually a differential determination of the specimen conditions being monitored (e.g. temperature difference).

(3) Note. The specimens being compared are exposed to similar environmental conditions.

SEE OR SEARCH THIS CLASS, SUBCLASS:

112+, for measurement of temperature difference, in general.