发明名称 |
CONTINUOUS TEMPERATURE MEASURING DEVICE AND RH APPARATUS INCLUDING THE SAME |
摘要 |
A Ruhrstahl-Heraeus (RH) apparatus for performing a vacuum degassing process of molten metal includes a sensor hole formed at a lower vessel of a vacuum vessel; a continuous temperature measuring device mounted on the sensor hole and including a light-to-temperature converter measuring temperature based on received light, a light guide rod receiving light from a measurement target, an optical fiber transferring the light received by the light guide rod to the light-to-temperature converter, a connector connecting the optical fiber to the light guide rod while maintaining straightness of the optical fiber, a primary protection tube enclosing an outer peripheral surface of the light guide rod, a flexible heat resistant tube protecting the optical fiber, and a joint connected to the flexible heat resistant tube and provided with a cooling gas injection tube; and a cooling gas supply unit supplying cooling gas to the cooling gas injection tube. |
申请公布号 |
US2016376671(A1) |
申请公布日期 |
2016.12.29 |
申请号 |
US201415039494 |
申请日期 |
2014.11.24 |
申请人 |
WOOJIN ELETRO-NITE INC. ;HERAEUS ELECTRO-NITE INTERNATIONAL N.V. |
发明人 |
YOU Jong-An;PARK Kwang-Sun;KIM Yeong-In |
分类号 |
C21C5/46;G01K7/02;C21C7/10;G01K11/32 |
主分类号 |
C21C5/46 |
代理机构 |
|
代理人 |
|
主权项 |
1. A continuous temperature measuring device comprising:
a light-to-temperature converter measuring temperature based on received light; a light guide rod receiving light from a measurement target; an optical fiber transferring the light received by the light guide rod to the light-to-temperature converter; a connector connecting the optical fiber to the light guide rod while maintaining straightness of the optical fiber; a primary protection tube enclosing an outer peripheral surface of the light guide rod; and a flexible heat resistant tube protecting the optical fiber. |
地址 |
Pyeongtaek-si, Gyeongi-do KR |