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Class Information
Number: 432/17
Name: Heating > Processes of heating or heater operation > Including passing, treating or conveying gas into or through particulate work > Including modulation of flow rate of gas or treated material
Description: Process in which the procedure includes continuously adjusting the flow of work particles or treating gas to maintain or establish steady flow conditions.

Patents under this class:

Patent Number Title Of Patent Date Issued
8703079 Method for treating lime mud Apr. 22, 2014
8157561 System for controlling atmosphere gas inside furnace Apr. 17, 2012
8116992 Apparatus and method for determining solids circulation rate Feb. 14, 2012
8069825 Circulating fluidized bed boiler having improved reactant utilization Dec. 6, 2011
8021143 Furnace Sep. 20, 2011
7850448 Furnace Dec. 14, 2010
7662351 Process and plant for producing metal oxide from metal compounds Feb. 16, 2010
7427375 Diffuser for an annealing furnace Sep. 23, 2008
7410356 Circulating fluidized bed boiler having improved reactant utilization Aug. 12, 2008
7287980 Ton unit heating saddle Oct. 30, 2007
6926752 Method for the stabilization of a fluidized bed in a roasting furnace Aug. 9, 2005
6638061 Low NOx combustion method and apparatus Oct. 28, 2003
6454562 Oxy-boost control in furnaces Sep. 24, 2002
6375457 Method for manufacturing a multilayered ceramic electronic component Apr. 23, 2002
6368884 Die-based in-fab process monitoring and analysis system for semiconductor processing Apr. 9, 2002
6290492 Method of reducing NOx emission from multi-zone reheat furnaces Sep. 18, 2001
6159003 Combustion process using separate injections of fuel and of oxidizer Dec. 12, 2000
5971286 Method for the determination of the gas flux distribution in a blast furnace Oct. 26, 1999
5779467 Method and apparatus for preheating particulate material Jul. 14, 1998
5290334 Apparatus for batch preheating and pollution abatement in glass manufacture Mar. 1, 1994
5213497 Semiconductor processing gas diffuser plate May. 25, 1993
5024599 Semiconductor processing apparatus for creating back pressure within a quartz furnace tube Jun. 18, 1991
4817008 Method of regulating a cement manufacturing installation Mar. 28, 1989
4787938 Countercurrent drum mixer asphalt plant Nov. 29, 1988
4716532 Clinker manufacture control using falling clinker colorific energy measurement Dec. 29, 1987
4687440 Apparatus for heating charging material Aug. 18, 1987
4637795 Method and apparatus for calcining material containing volatile constituents Jan. 20, 1987
4624634 Method and arrangement for improving the heat economy in rotary kilns Nov. 25, 1986
4571174 Method for drying particulate law rank coal in a fluidized bed Feb. 18, 1986
4568272 Method of operating an open ring-type furnace Feb. 4, 1986
4531907 Fluidized bed combustor Jul. 30, 1985
4481080 Staged fluidized bed Nov. 6, 1984
4453703 Sintering machine Jun. 12, 1984
4437834 Method of and apparatus for treating granular material Mar. 20, 1984
4381916 Method and apparatus for roasting fine grained ores May. 3, 1983
4340359 Apparatus and method of heating particulate material Jul. 20, 1982
4338160 Process for drying and/or preheating coal Jul. 6, 1982
4329141 Method of and device for heating finely divided solid particles in conveying ducts May. 11, 1982
4323384 Preheater for compacted vitrifiable material Apr. 6, 1982
4255129 Apparatus and method for processing organic materials into more useful states Mar. 10, 1981
4149844 Optimum continuous flow grain drying and conditioning method and apparatus Apr. 17, 1979
4083675 Scrap preheating system Apr. 11, 1978
4022569 Calcination of coke May. 10, 1977
3959890 Method and apparatus for adjustably feeding raw material to a preheater for a kiln Jun. 1, 1976
3955915 Thermal treatment of granular or lumpy material, particularly firing lime, dolomite, magnesite or the like May. 11, 1976
3942944 Heating of aggregate material for asphalt mixing Mar. 9, 1976
3941557 Thermal treatment of granular or lumpy material, particularly firing lime, dolomite, magnesite or the like and furnace therefor Mar. 2, 1976

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