| Patent Number |
Title Of Patent |
Date Issued |
| 7473663 |
Process for the preparation of an additive-containing anionic clay |
January 6, 2009 |
| Process for the preparation of an additive-containing anionic clay comprising the steps of (a) preparing a physical mixture of a divalent and a trivalent metal compound, (b) calcining the physical mixture at a temperature in the range 200-800.degree. C. without performing a prior agi |
| 7448561 |
Process for conversion and size reduction of solid particles |
November 11, 2008 |
| A combined process for the conversion of solid starting particles into solid intermediate particles and reducing the median diameter of the intermediate particles to obtain product particles. This process involves flowing a suspension of starting particles through a series of at least |
| 7445936 |
Process for small-scale testing of FCC catalysts |
November 4, 2008 |
| The present invention pertains to A cyclic process for testing FCC catalysts with resid feedstock on a small scale wherein in a first cycle: a) the feed to be cracked is heated to a temperature between 50 and 500.degree. C., b) the heated feed is injected into a riser reactor conta |
| 7442664 |
Process for the preparation of an FCC catalyst |
October 28, 2008 |
| This invention relates to a process for the preparation of a fluid catalytic cracking catalyst with improved attrition resistance. According to this preparation process, an aqueous slurry comprising a zeolite, day, and poly aluminum chloride is spray-dried and subsequently calcined, the |
| 7300959 |
Fischer-Tropsch process using a Fischer-Tropsch catalyst and zeolite Y |
November 27, 2007 |
| Fischer-Tropsch process for the conversion of carbon monoxide and hydrogen to C.sub.5.sup.+ hydrocarbon mixtures in which process use is made of Fischer-Tropsch catalyst particles and particles comprising zeolite Y with a water adsorption capacity (25.degree. C., p/p.sub.0=0.20) of at |
| 7217400 |
Preparation of iron compounds by hydrothermal conversion |
May 15, 2007 |
| An apparatus and continuous process for the conversion of one solid iron compound to another solid iron compound in a heterogeneous suspension wherein the suspension is formed by dispersing a solid starting iron compound in a liquid that is continuously fed through one or more agitat |
| 7208446 |
Quasi-crystalline boehmites containing additives |
April 24, 2007 |
| The present invention pertains to a quasi-crystalline boehmite containing additive in a homogeneously dispersed state. Suitable additives are compounds containing elements selected from the group of alkaline earth metals, alkaline metals, rare earth metals, transition metals, actinides, |
| 7176340 |
Continuous process for the alkylation of hydrocarbons |
February 13, 2007 |
| A continuous alkylation process performed in an apparatus comprising a series of at least two zone A reactors and a series of at least two zone B reactors, in which the zone A reactors and the zone B reactors cycle between alkylation mode and mild regeneration mode, and wherein the a |
| 7160830 |
Process for the preparation of catalyst microspheres |
January 9, 2007 |
| The present invention relates to a process for the preparation of catalyst particles with a particle diameter in the range 20 2000 microns involving the steps of agitating at least two dry catalyst ingredients, spraying a liquid binding agent on the catalyst ingredients while continuing |
| 7157501 |
Fischer-tropsch process using a fischer-tropsch catalyst and a zeolite-containing catalyst |
January 2, 2007 |
| Fischer-Tropsch process for the conversion of carbon monoxide and hydrogen to C.sub.5.sup.+ hydrocarbon mixtures in which process use is made of Fischer-Tropsch catalyst particles and fluid catalytic cracking (FCC) catalyst particles. The FCC catalyst can be a fresh FCC catalyst, or an |
| 7033487 |
FCC catalyst for reducing the sulfur content in gasoline and diesel |
April 25, 2006 |
| A catalyst composition comprising about 5 55 wt % metal-doped anionic clay, about 10 50 wt % zeolite, about 5 40 wt % matrix alumina, about 0 10 wt % silica, about 0 10 wt % of other ingredients, and balance kaolin. In metal-doped anionic clays, the additive, i.e. the metal dopant, is |
| 6969692 |
Process for the preparation of doped pentasil-type zeolites using a doped reactant |
November 29, 2005 |
| A process for the preparation of a metal-doped pentasil-type zeolite comprising the steps of: a) preparing an aqueous precursor mixture comprising a silicon source and an aluminum source, at least one of these sources being doped with a rare earth metal or a transition metal of Groups |
| 6964934 |
Process for the preparation of doped pentasil-type zeolite using doped seeds |
November 15, 2005 |
| The present invention relates to a process for the preparation of doped pentasil-type zeolite, which process comprises the steps of: a) preparing an aqueous precursor mixture from a silicon source, an aluminium source, and doped non-zeolitic seeds; and b) thermally treating the precurs |
