1
Richard C Stell, Arthur R DiNicolantonio, James Mitchell Frye, David B Spicer, James N McCoy, Robert David Strack: Process for steam cracking heavy hydrocarbon feedstocks. ExxonMobil Chemical Patents, James A Zboray, November 21, 2006: US07138047 (42 worldwide citation)

A process for feeding or cracking heavy hydrocarbon feedstock containing non-volatile hydrocarbons comprising: heating the heavy hydrocarbon feedstock, mixing the heavy hydrocarbon feedstock with a fluid and/or a primary dilution steam stream to form a mixture, flashing the mixture to form a vapor p ...


2
Richard C Stell, Nicholas G Vidonic: Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks. ExxonMobil Chemical Patents, April 15, 2008: US07358413 (37 worldwide citation)

Hydrocarbon feedstock containing resid is cracked by a process comprising: (a) heating the hydrocarbon feedstock; (b) mixing the heated hydrocarbon feedstock with steam and optionally water to form a mixture stream; (c) introducing the mixture stream to a flash/separation apparatus to form i) a vapo ...


3
Richard C Stell, George J Balinsky, James N McCoy, Paul F Keusenkothen: Process and apparatus for cracking hydrocarbon feedstock containing resid. ExxonMobil Chemical Patents, May 22, 2007: US07220887 (34 worldwide citation)

A process for cracking hydrocarbon feedstock containing resid comprising: heating the feedstock, mixing the heated feedstock with a fluid and/or a primary dilution steam stream to form a mixture, flashing the mixture to form a vapor phase and a liquid phase which collect as bottoms and removing the ...


4
Richard C Stell, Arthur R Di Nicolantonio, George Stephens, James M Frye: Vapor/liquid separation apparatus for use in cracking hydrocarbon feedstock containing resid. ExxonMobil Chemical Patents, December 25, 2007: US07311746 (32 worldwide citation)

A highly efficient vapor/liquid separation apparatus for treating a flow of vapor/liquid mixtures of hydrocarbons and steam comprises a substantially cylindrical vertical drum having an upper cap section, a middle section comprising a circular wall, a lower cap section, a tangential inlet to introdu ...


5
Richard C Stell, Jennifer L Bancroft, Arthur R Dinicolantonio, George Stephens: Converting mist flow to annular flow in thermal cracking application. ExxonMobil Chemical Patents, Kelly A Nowak, Linda A Kubena, August 29, 2006: US07097758 (25 worldwide citation)

A process to increase the non-volatile removal efficiency in a flash drum in the steam cracking system. The gas flow from the convection section is converted from mist flow to annular flow before entering the flash drum to increase the removal efficiency. The conversion of gas flow from mist flow to ...


6
David B Spicer, Arthur R Dinicolantonio, James Mitchell Frye, Richard C Stell: Process for cracking hydrocarbon feed with water substitution. ExxonMobil Chemical Patents, James A Zboray, August 15, 2006: US07090765 (23 worldwide citation)

A process for treating hydrocarbon feed in a furnace, the process comprising: (a) heating hydrocarbon feed, (b) adding water to the heated feed, (c) adding dilution steam to the heated feed to form a mixture, (d) heating the resulting mixture and feeding the resulting heated mixture to the furnace, ...


7
Richard C Stell, Nicholas G Vidonic: Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks. ExxonMobil Chemical Patents, August 5, 2008: US07408093 (19 worldwide citation)

Hydrocarbon feedstock containing resid is cracked by a process comprising: (a) heating said hydrocarbon feedstock; (b) mixing the heated hydrocarbon feedstock with steam to form a mixture stream; (c) introducing the mixture stream to a flash/separation apparatus to form i) a vapor phase comprising c ...


8
Richard C Stell, George Stephens, Jennifer L Bancroft, John R Messinger: Cracking hydrocarbon feedstock containing resid utilizing partial condensation of vapor phase from vapor/liquid separation to mitigate fouling in a flash/separation vessel. ExxonMobil Chemical Patents, July 24, 2007: US07247765 (19 worldwide citation)

A process is provided for cracking hydrocarbon feedstock containing resid comprising: heating the feedstock, mixing the heated feedstock with a fluid and/or a primary dilution steam stream to form a mixture, optionally further heating the mixture, flashing the mixture within a flash/separation vesse ...


9
Richard C Stell, Jennifer L Bancroft, Arthur R DiNicolantonio, Subramanian Annamalai, James N McCoy, Paul F Keusenkothen, George Stephens, John R Messinger, James Mitchell Frye, Nick G Vidonic, George J Balinsky: Process and apparatus for cracking hydrocarbon feedstock containing resid to improve vapor yield from vapor/liquid separation. ExxonMobil Chemical Patents, March 20, 2007: US07193123 (17 worldwide citation)

A process for cracking hydrocarbon feedstock containing resid comprising: heating the feedstock, mixing the heated feedstock with a fluid and/or a primary dilution steam stream to form a mixture, flashing the mixture to form a vapor phase and a liquid phase which collect as bottoms and removing the ...


10
Richard C Stell, Arthur R Dinicolantonio, James Mitchell Frye, David B Spicer, James N McCoy, Robert David Strack: Process for steam cracking heavy hydrocarbon feedstocks. Exxonmoil Chemical Patents, August 25, 2009: US07578929 (16 worldwide citation)

A process for feeding or cracking heavy hydrocarbon feedstock containing non-volatile hydrocarbons comprising: heating the heavy hydrocarbon feedstock, mixing the heavy hydrocarbon feedstock with a fluid and/or a primary dilution steam stream to form a mixture, flashing the mixture to form a vapor p ...