ROLLER HEARTH KILN AND WORKPIECE HEATING METHOD USING THE SAME

PROBLEM TO BE SOLVED: To provide a technology related to a roller hearth kiln which can keep cleanliness (USA Federal Standard 209D) within a heating furnace high at a class 10 level.SOLUTION: This roller hearth kiln includes a body part 1 and an outer shell 2. The body part 1 includes low dusting r...

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Bibliographische Detailangaben
Hauptverfasser:	AOKI MICHIRO, TANGE MASAJI, ITO TSUTOMU
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE FURNACES FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL HEATING KILNS LIGHTING MECHANICAL ENGINEERING OPEN SINTERING OR LIKE APPARATUS OVENS RETORTS WEAPONS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a technology related to a roller hearth kiln which can keep cleanliness (USA Federal Standard 209D) within a heating furnace high at a class 10 level.SOLUTION: This roller hearth kiln includes a body part 1 and an outer shell 2. The body part 1 includes low dusting rollers 6 for workpiece conveyance in a furnace interior space in which heat insulating walls formed by filling a metal case with a heat insulating material constitute a ceiling portion 3, a floor portion 4 and right and left wall portions 5. The outer shell 2 covers the entire body part 1. The low dusting roller 6 penetrating roller through-holes 12 formed on the right and left sidewall portions 5 of the body part 1 is supported by a low dusting roller drive part 7 installed in the outer shell 2. A low dusting heater 8 is installed in the furnace interior space.