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Improved electric resistance heating element and electric resistance heating furnace using the same as heat source
Improved electric resistance heating element and electric resistance heating furnace using the same as heat source
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机译:改进的电阻加热元件和使用其作为热源的电阻加热炉
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摘要
An improved electric resistance heating element (H) made of a carbon material, provided around its surface with a layer (9) essentially comprising carbon fiber, and an improved electric resistance heating furnace using the heating element.
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