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Browse by Category: Main > Chemistry
Class Information
Number: 502/21
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Regenerating or rehabilitating catalyst or sorbent > Including segregation of diverse particles
Description: Process wherein components of the catalyst or sorbent are separated on the basis of specific gravity, density, size, shape, or other property of differing discrete small bodies of the composition.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8541638 Process to remove dissolved AlCl.sub.3 from ionic liquid Sep. 24, 2013
8530366 Protected fischer-tropsch catalyst and method of providing same to a fischer-tropsch process Sep. 10, 2013
8173567 Process for regenerating catalyst May. 8, 2012
8012899 Recycling of ionic liquid catalyst Sep. 6, 2011
7935650 Neutralization of quench stream in a process for handling catalyst from an oxygenate-to-olefin reaction May. 3, 2011
7901644 Catalytic gasification process with recovery of alkali metal from char Mar. 8, 2011
7897126 Catalytic gasification process with recovery of alkali metal from char Mar. 1, 2011
7790646 Conversion of fine catalyst into coke-like material Sep. 7, 2010
7737068 Conversion of fine catalyst into coke-like material Jun. 15, 2010
7601878 Process and unit for production of perfluoroalkyl iodide telomers Oct. 13, 2009
7553793 Method and system for recovering catalyst for fuel cell Jun. 30, 2009
7491369 Oxidation system with internal secondary reactor Feb. 17, 2009
7439414 Oxygenate conversion catalyst processing Oct. 21, 2008
7335618 Method for manufacturing hydrorefining catalyst, and metal recovery method Feb. 26, 2008
6960548 Method for regenerating used absorbents derived from treatment of thermal generator fumes Nov. 1, 2005
6814878 Process for carrying out a hydrogenation reaction and removing pyrophoric catalyst Nov. 9, 2004
6800585 Catalyst for selective catalytic reduction of nitrogen oxides and a method for preparing the same Oct. 5, 2004
6541525 Slurry catalyst rejuvenation in-situ in slurry reactor Apr. 1, 2003
6506701 Rapid purification by polymer supported quench Jan. 14, 2003
6451173 Separator system Sep. 17, 2002
6248683 Process for the regeneration of used silica gel Jun. 19, 2001
6066679 Slurry hydrocarbon synthesis with cyclic co purge and catalyst rejuvenation May. 23, 2000
5985133 Control of particle size distribution in an FCC unit Nov. 16, 1999
5973012 Hydrocarbon synthesis catalyst slurry rejuvenation with gas disengagement (LAW 783) Oct. 26, 1999
5972201 Hydrocarbon conversion catalyst additives and processes Oct. 26, 1999
5958986 Slurry hydrocarbon synthesis process with catalyst rejuvenation in external lift pipe (law544) Sep. 28, 1999
5877331 Prevention of catalyst attrition and tar formation in manufacture of maleic anhydride Mar. 2, 1999
5866621 Gas and solids reducing slurry downcomer Feb. 2, 1999
5844005 Hydrocarbon synthesis using reactor tail gas for catalyst rejuvenation Dec. 1, 1998
5821270 Slurry hydrocarbon synthesis process with multistage catalyst rejuvenation Oct. 13, 1998
5817702 Hydrocarbon synthesis catalyst slurry rejuvenation with gas disengagement Oct. 6, 1998
5817701 Slurry hydrocarbon synthesis with cyclic CO purge and catalyst rejuvenation Oct. 6, 1998
5811363 Catalyst rejuvenation in hydrocarbon synthesis slurry with reduced slurry recontamination Sep. 22, 1998
5811469 Slurry hydrocarbon synthesis with downcomer fed product filtration (LAW552) Sep. 22, 1998
5811468 Combination gas disengaging downcomer-rejuvenation tube for in-situ slurry catalyst rejuvenation (LAW541) Sep. 22, 1998
5770629 Slurry hydrocarbon synthesis with external product filtration Jun. 23, 1998
5690836 Method of removing catalyst Nov. 25, 1997
5538624 Process, apparatus and compositions for recycle of cracking catalyst additives Jul. 23, 1996
5538624 Process, apparatus and compositions for recycle of cracking catalyst additives Jul. 23, 1996
5464528 FCC process and apparatus with upset tolerant third stage separator Nov. 7, 1995
5364827 Composition comprising magnetically active moieties for magnetic beneficiation of particulates in fluid bed hydrocarbon processing Nov. 15, 1994
5356845 Process for the reactivation of nickel-alumina catalysts Oct. 18, 1994
5332704 Fluidized process for improving the quality of a particulate regenerated solid Jul. 26, 1994
5298475 Carbon dioxide absorber and method for manufacturing same from building industrial waste Mar. 29, 1994
5290431 FCC process with concentrators on cyclone inlets Mar. 1, 1994
5286691 Demetallation in FCC regenerator Feb. 15, 1994
5260240 Process for the demetallization of FCC catalyst Nov. 9, 1993
5250482 Process for magnetic beneficiating petroleum cracking catalyst Oct. 5, 1993
5209840 Separation of active catalyst particles from spent catalyst particles by air elutriation May. 11, 1993
5198098 Magnetic separation of old from new equilibrium particles by means of manganese addition Mar. 30, 1993

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