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Class Information
Number: 432/163
Name: Heating > Work chamber having heating means > Combustion products heat work by contact > Plural structurally related work chambers
Description: Apparatus including means forming two distinct work chambers that are parts of the same material heating apparatus.

Sub-classes under this class:

Class Number Class Name Patents
432/164 Connected for serial flow of combustion products 18
432/171 Diverse atmospheres (e.g., directly and indirectly heated, etc.) 18
432/172 Fed with combustion products from a common generator 5

Patents under this class:

Patent Number Title Of Patent Date Issued
8536493 Vertically stacked air impingement tunnel oven Sep. 17, 2013
8042498 Superheated steam generator Oct. 25, 2011
6814573 Vacuum heat-treatment apparatus Nov. 9, 2004
6623269 Thermal treatment apparatus Sep. 23, 2003
6113388 Device for removing carbon deposits on solid objects Sep. 5, 2000
5522724 Process for the multi-stage treatment of lumpy products using process media and device for carrying out the process Jun. 4, 1996
5513983 Apparatus for vitrifying soot preform for optical fiber May. 7, 1996
5098286 Regenerative thermal incinerator apparatus Mar. 24, 1992
4846717 Continuous method and apparatus for the thermal treatment of metallic workpieces Jul. 11, 1989
4579524 Charge forming preheating apparatus and method Apr. 1, 1986
RE31879 Method and arrangement for measuring the concentration of gases May. 7, 1985
4510363 Kiln for hot-pressing compacts in a continuous manner Apr. 9, 1985
4430116 Method and apparatus for heating or heating and reduction raw materials for a metallurgical furnace utilizing waste gases from the same furnace Feb. 7, 1984
4362505 Treatment of articles, for example, concrete articles, and an apparatus for accomplishing same Dec. 7, 1982
4317290 Heat treatment apparatus Mar. 2, 1982
4309171 Billet heating furnace with pressurized entrance seal Jan. 5, 1982
4289483 Apparatus for the mutli-step calcination of cement-clinker Sep. 15, 1981
4040203 Rotating core rods Aug. 9, 1977

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