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Class Information
Number: 432/1
Name: Heating > Processes of heating or heater operation
Description: Processes of heating or heating apparatus operation under the ... .










Sub-classes under this class:

Class Number Class Name Patents
432/8 Continous strip, strand or web passed longitudinally through heating zone 183
432/19 Controlling flame position or work atmosphere 64
432/31 Heating of or by wall or radiant surface 44
432/4 Including apparatus heat-up, cool-down or protection 69
432/2 Including apparatus purging, cleaning or accretion preventing 81
432/13 Including melting, vaporizing, sintering, expanding comminuting, or classifying work material 188
432/14 Including passing, treating or conveying gas into or through particulate work 420
432/5 Including preparing or arranging work for heating 159
432/3 Including repairing, converting or assembling apparatus 78
432/27 Including the flowing or circulating of particulate heat carrier 25
432/29 Of heating a fluid 50
432/28 Of operating a furnace utilizing a heat storage mass 34
432/18 Subjecting work to diverse treatments or graduated temperatures 106
432/9 Treating an article, container, batch or body as a unit 73


Patents under this class:
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Patent Number Title Of Patent Date Issued
8674842 Responsive units Mar. 18, 2014
8628324 Single burner snow melter capable of a snow start operation Jan. 14, 2014
8579014 Cooling arrangement for conveyors and other applications Nov. 12, 2013
8573969 Silicon wafer heat treatment method Nov. 5, 2013
8545217 Label manufacturing method and label manufacturing apparatus Oct. 1, 2013
8545218 Label manufacturing method and label manufacturing apparatus Oct. 1, 2013
8382004 Flexible graphite flooring heat spreader Feb. 26, 2013
8287649 Vertical boat for heat treatment and method for heat treatment of silicon wafer using the same Oct. 16, 2012
8246757 Pyrolysis methods and ovens therefor Aug. 21, 2012
8202470 Low NO.sub.x fuel injection for an indurating furnace Jun. 19, 2012
8172947 Substrate processing apparatus and attaching/detaching method of reaction vessel May. 8, 2012
7846333 Porous media Dec. 7, 2010
7141113 Production method for silicon single crystal and production device for single crystal ingot, and heat treating method for silicon crystal wafer Nov. 28, 2006
6663708 Silicon wafer, and manufacturing method and heat treatment method of the same Dec. 16, 2003
6464842 Control of solid state dimensional features Oct. 15, 2002
6375456 Combustion process applicable to the manufacture of cement Apr. 23, 2002
6361888 Toughening of ceramic composites by transformation weakening of interphases Mar. 26, 2002
5800729 Mixtures of pentafluoropropane and a hydrofluorocarbon having 3 to 6 carbon atoms Sep. 1, 1998
5607571 Electrochemical process for preparing low-chloride aqueous titanyl nitrate solutions Mar. 4, 1997
5217624 Method for the disposal of aqueous sewage sludge Jun. 8, 1993
5035189 Refuse recycling system Jul. 30, 1991
5003892 Process for sterile disposal of syringes Apr. 2, 1991
4701125 Thermal method for destruction of microfilm products Oct. 20, 1987
4582480 Methods of and apparatus for vapor delivery control in optical preform manufacture Apr. 15, 1986
4582521 Melting furnace and method of use Apr. 15, 1986
4556784 Method for controlling vertically arranged heaters in a crystal pulling device Dec. 3, 1985
4526841 Fiber-reinforced metal composite material Jul. 2, 1985
4487575 Method and apparatus for monitoring rotary drums during thermal processing Dec. 11, 1984
4480989 Method of cooling a flange and coupling Nov. 6, 1984
4455135 Vacuum chamber and method of creating a vacuum Jun. 19, 1984
4449516 Sunlight-energy-storing method May. 22, 1984
4417871 Method and apparatus for cooling skid pipes in continuous slab reheating furnace Nov. 29, 1983
4411619 Flange and coupling cooling means and method Oct. 25, 1983
4408985 Method of fixing hazardous substances in waste foundry sand Oct. 11, 1983
4403948 System for separation of volatile substances from waste gases Sep. 13, 1983
4396050 Log preparation for veneer peeling Aug. 2, 1983
4388066 Radiation shield and method of use Jun. 14, 1983
4379220 Method of heating liquid Apr. 5, 1983
4371332 Method of controlling the tension of a strip within furnace Feb. 1, 1983
4364727 Heat treatment of foodstuff Dec. 21, 1982
4348174 Method and apparatus for vapor conservation and control Sep. 7, 1982
4313722 Fluid shielded burner tip for use with a glass melting furnace Feb. 2, 1982
4308008 Method for differential thermal analysis Dec. 29, 1981
4284403 Acoustic levitation and methods for manipulating levitated objects Aug. 18, 1981
4283170 Method of firing a tunnel kiln with coal, and coal firing installation for tunnel kilns Aug. 11, 1981
4283170 Method of firing a tunnel kiln with coal, and coal firing installation for tunnel kilns Aug. 11, 1981
4276019 Process for regenerating of an adsorbing material in the form of particles charged with at least two volatile compounds having different thermal stabilities Jun. 30, 1981
4260368 Process and a device for treatment of biologic fuels Apr. 7, 1981
4255126 Furnace tilting device Mar. 10, 1981
4242084 Air pollution control and heat recovery system for industrial ovens Dec. 30, 1980

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