161669 ⎘
Subject matter not provided for in other groups of this subclass Partitions
Sub-classes:HIGH PRESSURE HEAT TREATMENT APPARATUS
#2HEAT TREATMENT APPARATUS AND HEAT TREATMENT METHOD
#3Convection furnace
#4APPARATUS FOR MANUFACTURING MINERAL FIBER
#5APPARATUS FOR MANUFACTURING MINERAL FIBER
#6METAL MELTING AND HOLDING FURNACE
#7Oven system
#8Nonferrous metal melting furnace and method for melting nonferrous metal
#9Immersion heater for molten metal
#10HORIZONTAL HEAT TREATMENT APPARATUS AND CARBON FIBER PRODUCTION METHOD USING HORIZONTAL HEAT TREATMENT APPARATUS
#11Apparatus for manufacturing mineral fiber
#12Burning apparatus and method for manufacturing reduced iron using the same
#13Metal melting furnace
#14Metal melting furnace vortex chamber body and metal melting furnace using the same
#15Immersion heater for molten metal
#16Gate unit and high temperature oven having the same
#17Device for restricting hot, dust-laden gas flows
#18Continuous heat treatment furnace and utilizing the same, metal tube and heat treatment method
#19Apparatus and method for manufacturing plate glass
#20Suspended refractory curtain
#21Apparatus and method for isolating zones of an industrial furnace
#22CONTINUOUS HEAT TREATMENT FURNACE AND UTILIZING THE SAME, METAL TUBE AND HEAT TREATMENT METHOD
#23Apparatus and method for manufacturing plate glass
#24Heat treatment furnace