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Class Information
Number: 585/910
Name: Chemistry of hydrocarbon compounds > Heat considerations > Exploiting or conserving heat of quenching, reaction, or regeneration
Description: Collection of documents (under unnumbered subclass HEAT CONSIDERATIONS) which disclose the return of heat generated by a reaction or by catalyst regeneration or absorbed by the quenching of reactants to the process, e.g., to warm feedstock, to provide energy for subsequent distillation, etc.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8609922 Energy conservation in heavy-hydrocarbon distillation Dec. 17, 2013
8598401 Method for enhancing the performance of a catalyzed reaction Dec. 3, 2013
8558049 Process and apparatus for para-xylene production using multiple adsorptive separation units and multiple adsorptive bed feed points Oct. 15, 2013
8404918 Energy efficiency in adsorptive separation Mar. 26, 2013
8389789 Process for the production of olefins Mar. 5, 2013
8314280 Process for the production of olefins Nov. 20, 2012
8193404 Use of a direct heating device with a reheater in a dehydrogenation unit Jun. 5, 2012
8163967 Oxygenate conversion to olefins with enhanced carbonyl recovery Apr. 24, 2012
8163971 Method of providing heat for chemical conversion and a process and system employing the method for the production of olefin Apr. 24, 2012
8084660 Use of direct heating device with a reheater in a dehydrogenation unit Dec. 27, 2011
8075696 Method of recovering heat transfer in reactor and regenerator effluent coolers Dec. 13, 2011
8044254 Process for enhanced olefin production Oct. 25, 2011
8013201 High energy reduction in a propane dehydrogenation unit by utilizing a high pressure product splitter column Sep. 6, 2011
8003841 Integration of OTO process with direct DME synthesis Aug. 23, 2011
7977521 Oxygenate to olefins process involving supercritcal conditions Jul. 12, 2011
7914754 Integrated production of FCC-produced C2 and ethyl benzene Mar. 29, 2011
7816575 Removal of catalyst fines from a reaction system Oct. 19, 2010
7795486 Integrated production of FCC-produced C3 and cumene Sep. 14, 2010
7795485 Integrated production of FCC-produced C2 and ethyl benzene Sep. 14, 2010
7687674 Low temperature process for recovering and producing para-xylene and heat exchange network therefore Mar. 30, 2010
7687677 Process for recovering thermal energy from a reactor effluent stream Mar. 30, 2010
7628197 Water quench fitting for pyrolysis furnace effluent Dec. 8, 2009
7547814 Separation of olefin vapor from liquid fraction to reduce fouling Jun. 16, 2009
7309383 Process for removing solid particles from a gas-solids flow Dec. 18, 2007
7273961 Quench process Sep. 25, 2007
7271306 Heat recovery from the effluent stream of an oxygenate-to-olefin process Sep. 18, 2007
6884863 Catalyst fines handling and disposal process Apr. 26, 2005
6870072 Heat recovery in an olefin production process Mar. 22, 2005
6482998 Process for converting oxygenates to olefins with direct product quenching for heat recovery Nov. 19, 2002
6459009 Two-stage quench tower for use with oxygenate conversion process Oct. 1, 2002
6267873 Fluidized catalytic cracking process Jul. 31, 2001
6171449 Cascade reboiling of ethylbenzene/styrene columns Jan. 9, 2001
6121504 Process for converting oxygenates to olefins with direct product quenching for heat recovery Sep. 19, 2000
6020534 Process for production of propylene and ethylene by non-catalytic oxycracking of propane or propane-rich C.sub.2 -C.sub.4 paraffins Feb. 1, 2000
5914029 High efficiency desulfurization process Jun. 22, 1999
5800697 FCC process with dual function catalyst cooling Sep. 1, 1998
5763725 Process for the production of ethylene by non-catalytic oxidative cracking of ethane or ethane rich C.sub.2 -C.sub.4 paraffins Jun. 9, 1998
5738779 Hydrotreating process with two phase flow splitting and heat recovery Apr. 14, 1998
5710356 Method of conducting an endothermic reaction in a packed-bed reactor with external energy addition Jan. 20, 1998
5600052 Process and apparatus for controlling reaction temperatures Feb. 4, 1997
5599510 Catalytic wall reactors and use of catalytic wall reactors for methane coupling and hydrocarbon cracking reactions Feb. 4, 1997
5573645 Process and apparatus for the separation of aromatic hydrocarbons Nov. 12, 1996
5365006 Process and apparatus for dehydrogenating alkanes Nov. 15, 1994
5336821 Alkylation process with reactor effluent heat recovery Aug. 9, 1994
5315056 Catalyst regeneration in a dehydrogenation process May. 24, 1994
5254781 Olefins process which combines hydrocarbon cracking with coupling methane Oct. 19, 1993
5243122 Dehydrogenation process control Sep. 7, 1993
5215650 Cooling exothermic regenerator with endothermic reactions Jun. 1, 1993
5214225 Dehydrogenation process with improved heat recovery May. 25, 1993
5167795 Process for the production of olefins and aromatics Dec. 1, 1992

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