Patent ID: 6250799
Filing Date: 2001-06-26
Classification: G01N

Abstract:
A thermal analyzing apparatus, characterized by having a structure comprising: a first cylindrical furnace tube forming a closed space around a sample, a first heating means for heating the furnace tube, a carrier gas for transferring a gas evolved from the sample from upstream to downstream, a second cylindrical furnace tube, a second heating means for heating the second furnace tube, an integral structure having a downstream opening portion of the first furnace tube joined with a second cylindrical furnace tube side face, a light transmissive window provided in the opening portions at respective ends of the second furnace tube, and a gas discharge section provided in at least one position in the second furnace tube side face, wherein the carrier gas flowed from the downstream opening portion of the first furnace tube and the evolved gas from the sample are passed through an inside of the second furnace tube and discharged to an outside from the gas discharge section provided in the second furnace tube side face.