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Class Information
Number: 585/914
Name: Chemistry of hydrocarbon compounds > Heat considerations > Introducing, maintaining, or removing heat by atypical procedure > Phase change, e.g., evaporation, etc.
Description: Subject matter which discloses temperature regulation due to the heat released or consumed by change of a material from the gaseous, liquid, or solid state to another of these states.

Patents under this class:

Patent Number Title Of Patent Date Issued
7628197 Water quench fitting for pyrolysis furnace effluent Dec. 8, 2009
7576246 Isothermal operation of heterogeneously catalyzed three phase reactions Aug. 18, 2009
7494584 Energy efficient method for exothermic reactions Feb. 24, 2009
7320745 Energy efficient method for exothermic reactions Jan. 22, 2008
6110325 Apparatus and method for processing a feed Aug. 29, 2000
4628136 Dehydrogenation process for production of styrene from ethylbenzene comprising low temperature heat recovery and modification of the ethylbenzene-steam feed therewith Dec. 9, 1986
4617109 Combustion air preheating Oct. 14, 1986
4287377 Hydrocarbon conversion Sep. 1, 1981
4139573 Isoparaffin-olefin alkylation utilizing vaporization of normal paraffin to control the reaction temperature Feb. 13, 1979
4138440 Conversion of liquid alcohols and ethers with a fluid mass of ZSM-5 type catalyst Feb. 6, 1979
3956415 Plural stage distillation with intermediate indirect heat exchange, of feed streams comprising ethylene and methane May. 11, 1976

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