Patent application number | Description | Published |
20080261803 | Modified Zeolite Beta - A modified zeolite beta having an anhydrous chemical formula, by weight % of the oxides, of (0-0.3)Na | 10-23-2008 |
20080308455 | Catalyst and a Method for Cracking Hydrocarbons - The invention discloses a catalyst and a method for cracking hydrocarbons. The catalyst comprises, calculated by dry basis, 10˜65 wt % ZSM-5 zeolite, 0˜60 wt % clay, 15˜60 wt % inorganic oxide binder, 0.5˜15 wt % one or more metal additives selected from the metals of Group VIIIB and 2˜25 wt % P additive, in which the metal additive is calculated by metal oxide and the P additive is calculated by P | 12-18-2008 |
20090264693 | PROCESS FOR THE CATALYTIC CONVERSION OF HYDROCARBONS - A process for the catalytic conversion of hydrocarbons, said process comprising the following steps:
| 10-22-2009 |
20090281363 | PROCESS FOR PRODUCING ETHYLENE FROM ETHANOL COMBINING THE CATALYTIC CONVERSION OF HYDROCARBONS - A process for producing ethylene from ethanol combining the catalytic conversion of hydrocarbons: an ethanol feedstock is contacted with a Y-zeolite containing catalyst to give a product stream, and a coked catalyst and an target product of ethylene are obtained after separating the reaction stream; a hydrocarbon feedstock is contacted with a Y-zeolite containing catalyst to give a product stream, a spent catalyst and an oil vapor are obtained after separating the reaction stream, and the oil vapor is further separated to give the products such as gas, gasoline and the like; a part or all of the coked catalyst and a part or all of the spent catalyst enter the regenerator for the coke-burning regeneration, and the regenerated catalyst is divided into two portions, wherein one portion returns to be contacted with the hydrocarbon feedstock, and the other portion, after cooling, returns to be contacted with ethanol feedstock. This process not only reasonably utilizes the excessive thermal energy of the hydrocarbon conversion, but also solves the problem of heat supply for the conversion of ethanol, thus ensuring the continuous catalytic conversion of ethanol and generating enormous economic benefits. For the catalytic conversion of the ethanol, the content of ethylene is 95 vol % or more in the gas product; and the conversion of ethylene is not less than 99%. For the catalytic conversion of the hydrocarbons, the yield for the light olefins increases slightly by at least 2 mol %. | 11-12-2009 |
20090318742 | PROCESS FOR COMBINING THE CATALYTIC CONVERSION OF ORGANIC OXYGENATES AND THE CATALYTIC CONVERSION OF HYDROCARBONS - A process for combining the catalytic conversion of organic oxygenates and the catalytic conversion of hydrocarbons: an organic oxygenate feedstock is contacted with a Y-zeolite containing catalyst to produce a reaction stream, and a coked catalyst and a product stream are obtained after separating the reaction stream; a hydrocarbon feedstock is contacted with a Y-zeolite containing catalyst to produce a reaction stream, a spent catalyst and a reaction oil vapor are obtained after separating the reaction stream, and the reaction oil vapor is further separated to give the products such as gas, gasoline and the like; a part or all of the coked catalyst and a part or all of the spent catalyst enter the regenerator for the coke-burning regeneration, and the regenerated catalyst is divided into two portions, wherein one portion returns to be contacted with the hydrocarbon feedstock, and the other portion, after cooling, returns to be contacted with the organic oxygenate feedstock. This process not only reasonably utilizes the excessive thermal energy of the hydrocarbon conversion, but also solves the problem of heat supply for the conversion of the organic oxygenate, thus ensuring the continuous catalytic conversion of the organic oxygenate. | 12-24-2009 |
20090325786 | HYDROCARBON CONVERSION CATALYST - A hydrocarbon conversion catalyst, which comprises, based on the total weight of the catalyst, 1-60 wt % of a zeolite mixture, 5-99 wt % of a thermotolerant inorganic oxide and 0-70 wt % of clay, wherein said zeolite mixture comprises, based on the total weight of said zeolite mixture, 1-75 wt % of a zeolite beta modified with phosphorus and a transition metal M, 25-99 wt % of a zeolite having a MFI structure and 0-74 wt % of a large pore zeolite,
| 12-31-2009 |
20100105542 | NOBLE METAL-CONTAINING TITANOSILICATE MATERIAL AND ITS PREPARATION METHOD - A noble metal-containing titanosilicate material, characterized in that said material is represented with the oxide form of xTiO | 04-29-2010 |
20100107874 | SORBENT COMPOSITION, THE PREPARATION METHOD THEREOF, AND THE PROCESS FOR REMOVING SULFUR OXIDES AND NITROGEN OXIDES IN A FLUE GAS BY THE SORBENT COMPOSITION - Provided are a sorbent composition, the preparation method thereof, and the process for removing sulfur oxides and nitrogen oxides in a flue gas by the sorbent composition. The sorbent composition comprises at least one refractory inorganic oxide matrix, at least one metal component I and at least one metal component II, wherein each of the at least one refractory inorganic oxide matrix has a specific surface area of more than 130 m | 05-06-2010 |
20100311569 | CATALYST AND A METHOD FOR CRACKING HYDROCARBONS - The invention discloses a catalyst and a method for cracking hydrocarbons. The catalyst comprises, calculated by dry basis, 10˜65 wt % ZSM-5 zeolite, 0˜60 wt % clay, 15˜60 wt % inorganic oxide binder, 0.5˜15 wt % one or more metal additives selected from the metals of Group VIIIB and 2˜25 wt % P additive, in which the metal additive, is calculated by metal oxide and the P additive is calculated by P | 12-09-2010 |
20100326888 | CATALYTIC CRACKING CATALYST HAVING A HIGHER SELECTIVITY, PROCESSING METHOD AND USE THEREOF - The present invention provides a catalytic cracking catalyst, processing method and use thereof. When the catalyst is added into a commercial catalytic cracking unit, it has an initial activity of not higher than 80, preferably not higher than 75, more preferably not higher than 70, a self-balancing time of 0.1-50 h, and an equilibrium activity of 35-60. Said method enables the activity and selectivity of the catalyst in the catalytic cracking unit to be more homogeneous and notably improves the selectivity of the catalytic cracking catalyst, so as to obviously reduce the dry gas and coke yields, to sufficiently use steam and to reduce the energy consumption of the FCC unit. | 12-30-2010 |
20120083539 | Process for Preparing Methanol, Dimethyl Ether, and Low Carbon Olefins from Syngas - The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of components M and X wherein the component X represents an element B and/or P, the component M represents two or more elements selected from Group IIIA, IVA, VA, IB, IIB, IVB, VB, VIB, VIIB, VIII and Lanthanide series of the Periodic Table of Elements. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability. | 04-05-2012 |
20120115966 | Process for Preparing Methanol, Dimethyl Ether, and Low Carbon Olefins from Syngas - The present invention provides a process for preparing methanol, dimethyl ether, and low carbon olefins from syngas, wherein the process comprises the step of contacting syngas with a catalyst under the conditions for converting the syngas into methanol, dimethyl ether, and low carbon olefins, characterized in that, the catalyst contains an amorphous alloy consisting of a first component Al and a second component, said second component being one or more elements or oxides thereof selected from Group IA, IIIA, IVA, VA, IB, IIB, IVB, VB, VIIB, VIIB, VIII, and Lanthanide series of the Periodic Table of Elements, and said second component being different from the first component Al. According to the present process, the syngas can be converted into methanol, dimethyl ether, and low carbon olefins in a high CO conversion, a high selectivity of the target product, and high carbon availability. | 05-10-2012 |
20120292230 | CATALYST AND A METHOD FOR CRACKING HYDROCARBONS - The invention discloses a catalyst and a method for cracking hydrocarbons. The catalyst comprises, calculated by dry basis, 10˜65 wt % ZSM-5 zeolite, 0˜60 wt % clay, 15˜60 wt % inorganic oxide binder, 0.5˜15 wt % one or more metal additives selected from the metals of Group VIIIB and 2˜25 wt % P additive, in which the metal additive is calculated by metal oxide and the P additive is calculated by P | 11-22-2012 |
20140005032 | CATALYST CONTAINING A MODIFIED Y-TYPE ZEOLITE AND A PREPARATON PROCESS THEREOF | 01-02-2014 |
20140080697 | CATALYTIC CRACKING CATALYST HAVING A RARE EARTH-CONTAINING Y ZEOLITE AND A PREPARATION PROCESS THEREOF - The present invention relates to a catalytic cracking catalyst and a preparation process thereof, the catalytic cracking catalyst has a cracking active component, an optional mesoporous aluminosilicate material, a clay and a binder, wherein said cracking active component comprises, substantially consists of or consists of: a rare earth-containing Y zeolite, an optional other Y zeolite, and an optional MFI-structured zeolite, said rare earth-containing Y zeolite has a rare earth content as rare earth oxide of 10-25 wt %, e.g. 11-23 wt %; a unit cell size of 2.440-2.472 nm, e.g. 2.450-2.470 nm; a crystallinity of 35-65%, e.g. 40-60%; a Si/Al atom ratio in the skeleton of 2.5-5.0; and a product of the ratio of the strength I | 03-20-2014 |
20140299511 | MODIFIED Y-TYPE ZEOLITE AND PREPARATION PROCESS AND USE THEREOF - The present invention provides a modified Y-type molecular sieve, characterized by having a unit cell size of 2.420-2.440 nm; as percent by weight of the modified Y-type molecular sieve, a phosphorus content of 0.05-6%, a RE | 10-09-2014 |