1
Hartley Owen, Paul H Schipper: Apparatus for multi-stage fast fluidized bed regeneration of catalyst. Mobil Oil Corporation, Alexander J McKillop, Malcolm D Keen, Richard D Stone, December 21, 1993: US05271905 (63 worldwide citation)

A process and apparatus for achieving turbulent or fast fluidized bed regeneration of spent FCC catalyst in a bubbling bed regenerator having a stripper mounted over the regenerator and a stripped catalyst standpipe within the regenerator. A coke combustor vessel, which may be partially or totally o ...


2
Frederick J Krambeck, Chiu T Lam, Paul H Schipper: Process for removing metals from crude. Mobil Oil Corporation, Alexander J McKillop, Michael G Gilman, Malcolm D Keen, February 24, 1987: US04645589 (40 worldwide citation)

A process for removing metal from a metal-containing hydrocarbon oil such as a heavy crude is disclosed which comprises:


3
Joseph A Herbst, Hartley Owen, Paul H Schipper: Upgrading naphtha in a multiple riser fluid catalytic cracking operation employing a catalyst mixture. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Richard D Stone, May 16, 1989: US04830728 (37 worldwide citation)

A catalytic cracking process is provided featuring multiple risers in which a variety of hydrocarbon conversion reactions take place, a stripping unit in which entrained hydrocarbon material is removed from catalyst and a regeneration zone in which spent cracking catalyst is regenerated, which compr ...


4
Joseph A Herbst, Hartley Owen, Paul H Schipper: Multiple riser fluidized catalytic cracking process utilizing hydrogen and carbon-hydrogen contributing fragments. Mobil Oil Corporation, Alexander J McKillop, Michael G Gilman, Marina V Schneller, January 5, 1988: US04717466 (37 worldwide citation)

The fluidized catalytic cracking process described herein is undertaken in a first and a second riser reaction zone in which a variety of hydrocarbon conversion reactions take place, at least one stripping zone in which entrained hydrocarbon material is removed from catalyst and at least one hydroth ...


5
Hartley Owen, Paul H Schipper: Process for control of multistage catalyst regeneration with full then partial CO combustion. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Richard D Stone, April 30, 1991: US05011592 (37 worldwide citation)

A process for controlled, multi-stage regeneration of FCC catalyst is disclosed. A modified high efficiency catalyst regenerator, with a fast fluidized bed coke combustor, dilute phase transport riser, and second fluidized bed regenerates the catalyst in at least two stages. The primary stage of reg ...


6
Hartley Owen, Paul H Schipper: Process for control of multistage catalyst regeneration with partial CO combustion. Mobil Oil Corporation, A J McKillop, C J Speciale, Richard D Stone, December 31, 1991: US05077252 (33 worldwide citation)

A process and apparatus for controlled, multi-stage regeneration of FCC catalyst is disclosed. A modified high efficiency catalyst regenerator, with a fast fluidized bed coke combustor, dilute phase transport riser, and second fluidized bed regenerates the catalyst in at least two stages. The primar ...


7
Joseph A Herbst, Hartley Owen, Paul H Schipper: Upgrading naphtha in a single riser fluidized catalytic cracking operation employing a catalyst mixture. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Richard D Stone, January 9, 1990: US04892643 (32 worldwide citation)

The present invention discloses a catalytic cracking operation featuring a single riser in which a variety of hydrocarbon conversion reactions takes place, a stripping unit in which entrained hydrocarbon material is removed from catalyst and a regeneration zone in which spent cracking catalyst is re ...


8
Arthur A Chin, Jonathan E Child, Paul H Schipper: Catalytic cracking process with isolated catalyst for conversion of NO.sub. x. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Richard D Stone, August 6, 1991: US05037538 (30 worldwide citation)

Oxides of nitrogen (NO.sub.x) emissions from an FCC regenerator are reduced by adding a DeNO.sub.x catalyst to the FCC regenerator in a form whereby the DeNO.sub.x catalyst remains segregated within the FCC regenerator. This permits use of a DeNO.sub.x catalyst without regard to the effect of the De ...


9
Frederick J Krambeck, Donald M Nace, Paul H Schipper: Fluidized catalytic cracking process with long residence time steam stripper. Mobil Oil Corporation, Alexander J McKillop, Michael G Gilman, Richard D Stone, November 6, 1984: US04481103 (28 worldwide citation)

Process for reduction of sulfur oxides emissions to the atmosphere from FCC regenerators. Spent FCC cracking catalyst containing sulfur and coke deposits is stripped at 500.degree. to 700.degree. C. for 1 to 10 minutes with steam to remove at least a portion of said sulfur deposits from said catalys ...


10
Paul H Schipper, Hartley Owen, Joseph A Herbst, Garry W Kirker, Albin Huss Jr, Pochen Chu: Layered cracking catalyst and method of manufacture and use thereof. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Laurence P Hobbes, January 12, 1993: US05179054 (27 worldwide citation)

A layered catalyst suited to the catalytic cracking of heavy feeds comprises a core and a shell. The shell comprises at least 5 wt % of at least 1 molecular sieve having openings of at least 8 angstroms. The core comprises at least 10 wt % of at least 1 molecular sieve having openings comprising a 1 ...