Patents
Patents for C01B 39 - Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination (11,724)
03/2000
03/09/2000WO2000012432A1 Method for producing a titanium silicate with rut structure
03/09/2000WO2000012201A1 Transmittable film, electrolytic capacitor, method for preparing zeolite film, mfi type zeolite film, and method for separation
03/09/2000CA2342228A1 Method for producing a titanium silicate with rut structure
03/08/2000CN1246387A Adsorbent for preparing meta-xylene by adsorptive separation and its preparing process
03/07/2000US6033643 Zeolite SSZ-45
03/07/2000US6033458 Copper catalysts, hydrogen storage, dehydrogenation
03/02/2000WO1999037705A9 Block polymer processing for mesostructured inorganic oxide materials
03/02/2000DE19839792A1 Verfahren zur Herstellung eines Titansilikates mit RUT-Struktur A process for preparing a titanium silicate having the RUT structure
03/01/2000EP0982269A1 Process for preparing metal cations exchanged X zeolite particles
02/2000
02/24/2000WO1999061553A9 New silicoaluminophosphates having an ael structure, a method for their preparation and their use as fcc catalysts
02/23/2000EP0980339A1 Ets-14 crystalline titanium silicate molecular sieves, manufacture and use thereof
02/23/2000CN1245477A Zeolite SSZ-47
02/23/2000CN1245476A Zeolite SSZ-45
02/23/2000CN1245475A Zeolite SSZ-48
02/23/2000CN1245140A Process for preparing Y-type molecular sieve
02/22/2000US6027708 Heating a fine homogenous fusion mixture of fly ash or pretreated fly ash with sodium hydroxide; cooling; milling; hydrothermal crystallization to obtain faz-y crystals; washing with water and oven drying
02/22/2000US6027707 Based on silicon or germanium oxide and oxides of aluminum, iron, gallium, boron, titanium, vanadium, zirconium, molybdenum, arsenic, antimony, chromium and/or manganese; hydrorefining catalysts; hydrocarbon conversions
02/22/2000CA2020580C Synthetic, crystalline aluminosilicate, method for its preparation as well as its use
02/17/2000WO2000007722A1 Delaminated microporous solid
02/17/2000WO2000007710A2 Process for preparing mesoporous silicates containing ti and organic compounds directly linked to network atoms, and use thereof as catalyst
02/16/2000CN1049406C Phosphorus and RE containing molecular sieve with MFI structure
02/16/2000CN1049405C Preparing method of Ga containing zeolite with MFI structure
02/10/2000WO2000006494A1 Crystalline molecular sieves
02/10/2000WO2000006493A1 Processes for manufacture of molecular sieves
02/10/2000WO2000006492A1 Molecular sieves and processes for their manufacture
02/10/2000CA2337628A1 Crystalline molecular sieves
02/10/2000CA2337506A1 Molecular sieves and processes for their manufacture
02/10/2000CA2337505A1 Processes for manufacture of molecular sieves
02/09/2000EP0978315A1 Crystalline titanostannosilicalite molecular sieve and process for epoxidation of olefins
02/09/2000EP0977710A1 Actinide-containing molecular sieves
02/08/2000US6022519 Using ammonium or phosphonium compounds, or amine as crystallizing modifier and using, in combination, raw material including kanemite or silicon dioxide; or using raw material including silicon dioxide and aluminum salt
02/03/2000DE19857314A1 Stark saurer mensoporöser synergistischer Festkörper-Katalysator und Verwendung desselben Strongly acid of the same mensoporöser synergistic solid catalyst and use
02/03/2000DE19841230A1 Silica enriched fly ash based zeolite Y for use in automotive catalytic converters
02/03/2000DE19828851A1 Porous, crystalline molybdenum silicate with a BEA zeolite structure, used as a catalyst for the selective oxidation of alkane, alkene, ketone, aldehyde or alcohol compounds
02/02/2000EP0976449A1 Pillaring of triocthahedral micas and vermiculites
02/02/2000EP0976440A1 Process for producing a T-type zeolite membrane on a porous support for separating a mixture
02/02/2000CN1243100A Synthesizing method for high-silicon mordenite
02/01/2000US6019956 Zeolites and processes for their manufacture
01/2000
01/27/2000WO2000003799A1 Nitrogen adsorbent and use thereof
01/26/2000EP0842116B1 Activated silica enriched mazzite, production method and application thereof
01/26/2000CN1242718A Dealuminised NU-86 zeolite and its use in conversion of hydrocarbons
01/26/2000CN1048697C Method for synthesis of beta-zeolite
01/25/2000US6017508 Using an aluminosilicate or silica whose porosity is not amenable to modification by acid extraction; contacting the selected aluminosilicate or silica with an alkali aluminate followed by extraction: microporous; adsorbents; catalysts
01/25/2000CA2164671C Synthesis of mesoporous catalytic materials
01/19/2000EP0971789A1 Catalyst compositions derived from titanium-containing molecular sieves
01/19/2000EP0971788A1 Tellurium, titanium and silicon-containing molecular sieves
01/19/2000EP0841985B1 Catalyst, preparation process thereof and its use in a method for making methylamines
01/19/2000CN1241986A A process for preparing zeolites using substituted-piperidinium cations
01/19/2000CN1241564A Epoxidation of olefing using catalyst containing titanostannosilicalites
01/19/2000CN1048429C Method of synthesizing alumino silico-phosphate molecular sieve using double template agent
01/13/2000WO2000001478A1 Molecular sieve adsorbent for gas purification and preparation thereof
01/12/2000EP0970017A1 Novel hybrid zeolite-silica compositions
01/11/2000US6013239 Large crystal ZSM-5, its synthesis and use
01/11/2000CA2170788C Mixed-cation adsorbent production with single pass ion exchange
01/11/2000CA2015277C Stabilized synthetic zeolite and a process for the preparation thereof
01/06/2000WO2000000430A2 Molecular sieve cit-6
01/06/2000WO2000000287A1 Macrostructures of porous inorganic material and process of their preparation
01/06/2000CA2335998A1 Macrostructures of porous inorganic material and process of their preparation
01/06/2000CA2335181A1 Molecular sieve cit-6
01/05/2000EP0968131A1 PROCESS FOR PRODUCING ZEOLITES WITH A HIGH Si/Al ATOMIC RATIO
01/05/2000EP0968050A1 Multiautoclave for combinatorial synthesis of zeolites and other materials
01/05/2000EP0857159B1 Process of modifying the porosity of aluminosilicates and silicas, and mesoporous compositions derived therefrom
01/05/2000EP0746529B1 Zeolite ssz-42
01/05/2000CN1240194A Template agent preparation for synthesizing silico-aluminium zeolite and application thereof
01/05/2000CN1240193A Ultrafine granule five-element circular type zeolite
01/05/2000CN1048001C Zsm-5沸石 Zsm-5 zeolite
12/1999
12/28/1999US6007790 Family of microporous indium silicate compositions
12/23/1999DE19827693A1 Synthesis of flyash based zeolite-A used as detergent builder
12/22/1999CN1239081A Process for removing contaminant metal ions from liquid streams
12/22/1999CN1239074A Method of producing artificial zeolite
12/22/1999CN1047575C Method for exchanging sodium-ion type molecular sieve and its exchanging appts.
12/21/1999US6005154 Isomerization process using zeolite SSZ-25
12/21/1999US6004527 Method for making molecular sieves and novel molecular sieve compositions
12/21/1999CA2081698C Synthesis of zeolite beta using diethanolamine in the reaction mixture
12/21/1999CA2001927C Aluminosilicates and detergent compositions
12/15/1999EP0963949A1 Method of producing artificial zeolite
12/15/1999EP0963948A1 Process for removing contaminant metal ions from liquid streams
12/15/1999CN1238743A Hydrocarbon conversion method using large crystal zeolite catalyst
12/15/1999CN1238306A Process for preparing fine-grain octahedra zeolite
12/15/1999CN1238305A Process for synthesizing fine-grain octahedra zeolite
12/14/1999US6001328 Mr((si)x(al)y(p)z)o2 where m is 0.02-0.3, x,y, and z are mole fractions and r is a templating agent; one reactive form of fluoride present to form the product; narrow pore size, suitable as methanol to olefin catalysts
12/08/1999CN1237947A Synthesis of large crystal zeolites
12/07/1999US5997841 Zincoaluminosilicates of the FAU structure
12/02/1999WO1999061559A1 Silicoaluminophosphates having an ael structure and a method for their preparation and their use
12/02/1999WO1999061558A1 New catalytic silicoaluminophosphates having an ael structure, and their use in hydroprocessing
12/02/1999WO1999061556A1 New silicoaluminophosphates having an ael structure, a method for their preparation and their use as naphtha cracking catalysts
12/02/1999WO1999061555A1 New catalytic silicoaluminophosphates having an ael structure, and their use in naphtha cracking
12/02/1999WO1999061553A1 New silicoaluminophosphates having an ael structure, a method for their preparation and their use as fcc catalysts
12/02/1999WO1999061552A1 New catalytic silicoaluminophosphates having an ael structure, and their use in catalytic cracking
12/02/1999WO1999061372A1 New silicoaluminophosphates having an ael structure, and their preparation
12/02/1999DE19824184A1 Zeolites of specific stoichiometry and structure are prepared
12/01/1999EP0960854A1 Fine low silica faujasite type zeolite and process for its production
12/01/1999CN1046922C Method for increasing ZSM-5 zeolite molecular sieve silicon aluminum ratio
11/1999
11/30/1999US5993773 Having a sio2 /al2o3 molar ratio of 1.9 to 2.1 and a water adsorption of 35.0% by weight or more when converted to the na type, and comprising particles having smaller primary particle size and particles having larger primary particle size
11/30/1999US5993688 Package containing a carrier having a metal-loaded cation exchange material wherein the metal is incorporated into said material by cation exchange of a metal ion and reduction of said metal ion to its zero-valence state. food preservation.
11/25/1999WO1999059917A1 Preparation of zeolite l
11/25/1999CA2333210A1 Preparation of zeolite l
11/23/1999US5989518 Process for synthesizing and controlling the particle size and particle size distribution of a molecular sieve
11/23/1999US5989410 Hydro-dehydrogenation
11/23/1999US5989316 Rapid nitrogen adsorption relative to methane using heat resistant barium exchanged alkali titanium silicate molecular sieve
1 ... 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 ... 118