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Browse by Category: Main > Chemistry
Class Information
Number: 502/9
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Forming or treating a sphere, process only > Forming other than by liquid immersion
Description: Method in which the spherical shape is imparted by solid or gaseous means.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8518447 Method for treating or preventing renal or liver disease Aug. 27, 2013
8440228 Adsorbent for an oral administration, and agent for treating or preventing renal or liver disease May. 14, 2013
8137760 Nanocrater catalyst in metal nanoparticles and method for preparing the same Mar. 20, 2012
7998247 Gas separation membrane comprising a substrate with a layer of coated inorganic oxide particles and an overlayer of a gas-selective material, and its manufacture and use Aug. 16, 2011
7977523 Catalyst and process for preparing isoolefins Jul. 12, 2011
7744675 Gas separation membrane comprising a substrate with a layer of coated inorganic oxide particles and an overlayer of a gas-selective material, and its manufacture and use Jun. 29, 2010
7737069 Magnesium compound, catalyst for olefin polymerization and method for producing olefin polymer Jun. 15, 2010
RE40140 Polymerization catalyst used for producing polyolefins that have excellent combined properties Mar. 4, 2008
7297320 Spherical carbons and method for preparing the same Nov. 20, 2007
7160830 Process for the preparation of catalyst microspheres Jan. 9, 2007
7065450 Process for production of new catalysts using an evolutionary process Jun. 20, 2006
6897181 Polymerization catalyst used for producing polyolefins that have excellent combined properties May. 24, 2005
6770731 Polycarbonate having pronounced shear thinning behavior Aug. 3, 2004
6699959 Polycarbonate having a low shear thinning behavior Mar. 2, 2004
6465382 Process for producing spherical catalyst particles, catalyst particles and their use in a chemical synthesis Oct. 15, 2002
6388028 Components and catalysts for the polymerization of olefins May. 14, 2002
6350422 Sorbent compositions Feb. 26, 2002
6211310 Manufacture of stereoregular polymers Apr. 3, 2001
6184177 Method of producing activated carbon particles from spent granular organic ion-exchange resin Feb. 6, 2001
6124226 Process for forming a catalyst, catalyst support or catalyst precursor with compressed fluids Sep. 26, 2000
6074983 Method for making spherical adsorbent particles Jun. 13, 2000
6020279 Process for producing a solid catalyst component for olefin polymerization and a process for producing an olefin polymer Feb. 1, 2000
5998329 Method for making spherical adsorbent particles Dec. 7, 1999
5962606 Control of solution catalyst droplet size with an effervescent spray nozzle Oct. 5, 1999
5958830 Sorbent compositions Sep. 28, 1999
5935889 Catalyst and method of preparation Aug. 10, 1999
5905050 Method for preparing active carrier particles of equal size for a polymerization catalyst May. 18, 1999
5879647 Method for the preparation of fine globular particles of yttrium oxide Mar. 9, 1999
5834572 Process for the preparation of a support for catalysts, catalyst for the polymerization of olefins and process for the polymerization of olefins by means of this catalyst Nov. 10, 1998
5811362 Process for preparing a Ziegler-type spherical catalyst for alpha-olefin polymerization process Sep. 22, 1998
5674795 Spray dried, filled metallocene catalyst composition for use in polyolefin manufacture Oct. 7, 1997
5665665 Method for making supported catalyst systems and catalyst systems therefrom Sep. 9, 1997
5648310 Spray dried, filled metallocene catalyst composition for use in polyolefin manufacture Jul. 15, 1997
5625015 Method for making supported catalyst systems and catalyst systems therefrom Apr. 29, 1997
5618770 Process for the production of powder catalysts Apr. 8, 1997
5585317 Components and catalysts for the polymerization of olefins Dec. 17, 1996
5578541 Components and catalysts for the polymerization of olefins Nov. 26, 1996
5567665 Shape-shifted magnesium alkoxide component for polymerizing olefins Oct. 22, 1996
5521133 Phosphorus bound porous microspheres May. 28, 1996
5500396 Process to make small, discrete, spherical adducts Mar. 19, 1996
5468698 Method for the preparation of a particulate carrier for a polymerization catalyst Nov. 21, 1995
5468558 Process for preparing fracture-resistant sol/gel particles Nov. 21, 1995
5382557 Procedure for the preparation of a solid component of catalyst for the (co)polymerization of ethylene Jan. 17, 1995
5362696 Process for producing spherical zeolite catalyst and apparatus for producing the same Nov. 8, 1994
5322830 Method for the preparation of catalyst components for the polymerization of ethylene with a relatively narrow molecular weight distribution and protocatalyst composition Jun. 21, 1994
5310712 Process for the preparation of a supported catalyst for the polymerization of .alpha.-olefins May. 10, 1994
5254516 Fluidizable zinc titanate materials with high chemical reactivity and attrition resistance Oct. 19, 1993
5232883 Process for obtaining monodisperse microspheroidal particles, microspheroidal silica particles of high specific surface, and catalysts supported on these particles Aug. 3, 1993
5225123 Methods for producing hollow microspheres made from dispersed particle compositions Jul. 6, 1993
5215949 Method and equipment for the preparation of a carrier of a polymerization catalyst Jun. 1, 1993

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