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Todd R. Steffens

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  • Mine Hill, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    FCC feed injection system
    • Patent number 7,670,478
    • Issue date Mar 2, 2010
    • ExxonMobil Research and Engineering Company
    • George A. Swan, III
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    FCC feed injection zone
    • Patent number 7,594,993
    • Issue date Sep 29, 2009
    • ExxonMobile Research and Engineering Company
    • Dean C. Draemel
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Controlling temperature in catalyst regenerators
    • Patent number 7,452,838
    • Issue date Nov 18, 2008
    • ExxonMobil Chemical Patents Inc.
    • Brian A. Cunningham
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Feed injector
    • Patent number 7,407,572
    • Issue date Aug 5, 2008
    • ExxonMobil Research and Engineering Company
    • Todd R. Steffens
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Process for selectively producing C3 olefins in a fluid catalytic c...
    • Patent number 7,374,660
    • Issue date May 20, 2008
    • ExxonMobil Chemical Patents Inc.
    • Todd R. Steffens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Vanadium removal in FCC by use of an outboard vessel
    • Patent number 6,610,255
    • Issue date Aug 26, 2003
    • ExxonMobil Research and Engineering Company
    • Guang Cao
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for selectively producing high octane naphtha
    • Patent number 6,602,403
    • Issue date Aug 5, 2003
    • ExxonMobil Chemical Patents Inc.
    • Todd R. Steffens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method for maintaining heat balance in a fluidized bed catalytic cr...
    • Patent number 6,558,531
    • Issue date May 6, 2003
    • ExxonMobil Chemical Patents Inc.
    • Todd R. Steffens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for selectively producing light olefins
    • Patent number 6,455,750
    • Issue date Sep 24, 2002
    • ExxonMobil Chemical Patents Inc.
    • Todd R. Steffens
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Combustion control in a fluid catalytic cracking regenerator
    • Patent number 6,114,265
    • Issue date Sep 5, 2000
    • Exxon Research and Engineering Company
    • Todd R. Steffens
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Catalytic cracking process and apparatus therefor
    • Patent number 5,389,231
    • Issue date Feb 14, 1995
    • Exxon Research and Engineering Company
    • John F. R. Brander
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Catalytic cracking process with circulation of hot, regenerated cat...
    • Patent number 5,348,642
    • Issue date Sep 20, 1994
    • Exxon Research Engineering Co.
    • Willibald Serrand
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Positive evacuation of FCCU reactor dilute phase volume
    • Patent number 5,320,744
    • Issue date Jun 14, 1994
    • Exxon Research and Engineering Co.
    • Todd R. Steffens
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    FCC feed injector
    • Patent number 5,173,175
    • Issue date Dec 22, 1992
    • Exxon Research and Engineering Company
    • Todd R. Steffens
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents