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)
12/1995
12/06/1995EP0685430A2 Lithium-exchanged low silica EMT-containing metallosilicates
12/06/1995EP0685429A2 High micropore volume low silica EMT-containing metallosilicates
12/05/1995US5472681 Fe-containing zeolite KL
11/1995
11/30/1995WO1995032151A1 Halide-free process for the synthesis of a titanium containing zeolite
11/30/1995CA2190474A1 Halide-free process for the synthesis of a titanium containing zeolite
11/28/1995US5470557 Analcime for immobilization of water, deutrated water or tritiated water
11/22/1995EP0683148A1 Process for the separation of ethylbenzene by adsorption on cesium exchanged zeolite X
11/21/1995CA2149179A1 Process for adsorptive separation of ethylbenzene from other c8 hydrocarbons using cesium exchanged x
11/16/1995WO1995030625A1 Process for preparing a large pore molecular sieve
11/16/1995CA2189865A1 Process for preparing a large pore molecular sieve
11/15/1995EP0681991A1 Clinoptilolite and method for synthesizing the same
11/15/1995EP0517891B1 Mfi-type zeolite and preparation method therefor
11/14/1995US5466432 Crystalline zeolite-like gallosilicate, and method for its synthesis
11/13/1995CA2148893A1 Li-exchanged low silica emt-containing metallosilicates
11/13/1995CA2148767A1 High micropore volume low silica emt-containing metallosilicates
11/08/1995EP0493518B1 Zeolite aggregates and catalysts
11/07/1995US5464799 Isomerization, alkylation catalysts
10/1995
10/25/1995CN1110630A C8 arene isomerization catalyzer and its preparation method
10/24/1995US5460796 Aging silica bound aggregate at elevated temperature in aqueous ionic solution which causes the silica binder to be converted to zeolite
10/18/1995CN1110252A Method for synthetizing ultramacropore molecular sieve
10/12/1995WO1995026928A1 Zeolites and processes employing them
10/12/1995CA2183597A1 Zeolites and processes employing them
10/05/1995WO1995026317A1 Zeolites and process for preparation thereof
10/04/1995EP0674609A1 Dehydrogenation using sulfur tolerant zeolite catalyst
10/04/1995EP0674600A1 Preparation of aluminosilicate zeolites
10/03/1995US5455020 Gallium silicate having 12-ring pores (ECR-34) and a method for its preparation
09/1995
09/28/1995WO1995025693A1 Framework metal-substituted manganese oxide octahedral molecular sieve and process for its preparation
09/27/1995EP0673405A1 Cracking process and zsm-5 catalyst produced therefor
09/26/1995US5453560 Process for adsorptive separation of ethylbenzene from aromatic hydrocarbons
09/26/1995US5453554 Process for preparing short chain alkyl aromatic compounds
09/26/1995US5453263 Halide-free process for the synthesis of ETS-10
09/26/1995US5453260 Amorphous silica or silica-alumina spherical particles and process for preparation thereof
09/20/1995EP0590078B1 Synthetic crystalline zeolite, its synthesis and use
09/20/1995CN1108586A Method for exchanging sodium-ion type molecular sieve and its exchanging apparatus
09/19/1995US5451391 Reducing mole fraction of aluminum, acid digestion
09/14/1995WO1995024266A1 Waste treatment agent
09/14/1995CA2185127A1 Waste treatment agent
09/13/1995EP0671210A2 Process of manufacturing and using a composite product for water treatment
09/13/1995EP0609270B1 Process for preparing uniform mfi-type zeolite crystals
09/13/1995CN1108214A Method No.2 for synthesizing beta zeolite
09/13/1995CN1108213A Method No.1 for synthesizing beta zealite
09/12/1995US5449450 Molecular sieves, hydrotreatment, hydrocracking, hydrogenation
09/05/1995US5447709 Heating sources of tetravalent silicon, trivalent aluminum, hydroxide ion, and sodium complex of heterocyclic compound under autogeneous pressure
08/1995
08/30/1995CN1107380A Enhanced gas separations and zeolite compositions therefor
08/29/1995US5446234 Hydrocarbon conversion process using a specified zeolite
08/24/1995WO1995022507A1 Zeolite ssz-42
08/22/1995US5443812 Soaking in an acid solution for prolonged time
08/17/1995WO1995021793A1 Method for preparing crystalline materials using heterobridged aza-polycyclic templating agents
08/17/1995WO1995021693A1 Process for preparing a modified y-zeolite
08/16/1995EP0667185A1 Process for preparing a modified Y-zeolite
08/16/1995EP0667183A1 Zeolites and their use in separation of gaseous mixtures
08/16/1995EP0649387A4 Synthesis of zeolite films bonded to substrates, structures and uses thereof.
08/16/1995CN1106715A Method of synthesizing aluminosilico-phosphate molecular sieve using double template agent
08/15/1995US5441721 Synthesis of porous crystalline MCM-58
08/15/1995US5441661 Non-aqueous liquid detergent preparations containing a hydrated zeolite a stabilized by a polar deactivating agent
08/15/1995US5441557 Pressure swing adsorption using X or A type zeolites having true unit cells of 8 beta-cages, each cell having a symmetrical framework and symmetrical cation composition
08/10/1995WO1995021125A1 Aluminosilicates
08/09/1995EP0665816A1 Process for preparing ammonium zeolites of low alkali metal content
08/03/1995WO1995020624A1 Deodorized thermoplastics
08/02/1995EP0665188A1 Process for making zeolites containing titanium
08/02/1995EP0665186A1 Crystalline microporous solids consisting of FAU-type aluminium phosphates substituted with a metal or possibly with silicium, synthesis and application thereof
08/02/1995CN1105965A Dehydrogenation using sulfur tolerant zeolite catalyst
08/02/1995CN1105906A Hydrophobic silicon zeolite adsorbent without cohesive agent and its preparation
08/01/1995US5437855 Zeolite catalyst
07/1995
07/27/1995WO1995019945A1 Zeolite and manufacturing process
07/26/1995EP0664317A1 Deodorized thermoplastics
07/26/1995CN1105647A Y zeolite synthetic method
07/26/1995CN1105646A Beta zeolite and preparing method thereof
07/25/1995US5436282 Eliminating odor/taste-producing substances in plastic materials with zeolites
07/25/1995US5435988 Clathrasil of the dodecasil 1 H structural type having a small average crystal size
07/25/1995US5435987 Process for preparing ammonium zeolites of low alkali metal content
07/25/1995US5435846 Cement-additive for inhibiting concrete-deterioration
07/18/1995US5434326 Discrete molecular sieve and use in aromatic-olefin alkylation
07/18/1995US5434114 Method of modifying molecular sieves by means of solid state ion exchange
07/18/1995CA1336330C Ecr-18, method of its preparation, and uses for sorption and separation
07/12/1995EP0662450A1 A process for production of zeolites
07/05/1995EP0619799A4 Method of making microporous non-zeolitic molecular sieves.
07/05/1995EP0374206B1 New zeolite ssz-26
07/05/1995CN1029203C Manufacture of super-stable Y zeolite containing amorphous silicone-aluminum
07/05/1995CN1029202C Manufacture of super-stable Y zeolite containing amporphous aluminum oxide
06/1995
06/28/1995EP0659168A1 Micro particles.
06/27/1995US5427765 Method of producing zeolite β
06/27/1995US5427758 Process for the preparation of mixtures of synthetic, crystalline magadiite and salts which split off oxygen
06/21/1995EP0658364A2 Zeolite compositions for gas separations
06/20/1995US5425934 Dealumination and selective removal of organic material from zeolites
06/20/1995US5425933 Method for preparing crystalline materials using heterobridged aza-polycyclic templating agents
06/13/1995US5424053 Autoclaving a mixture of soda-water glass, meutralizing agent, in presence of kenyaite seed crystals, cooling and salt formation with hydrogen peroxide, drying
06/07/1995EP0656318A1 Zeolite A of controlled whiteness, manufacturing process and application
06/07/1995EP0655985A1 Polymeric aluminium silicate-sulphate and process and apparatus for producing same.
06/06/1995US5421992 Hydrocarbon conversion process using zeolite SSZ-25
05/1995
05/31/1995EP0655278A1 Structure material of the zeolite type with ultralarge pores and a lattice comprised of silicone and titanium oxides; its synthesis and utilization for the selective oxidation of organic products
05/31/1995EP0655277A1 Amorphous aluminosilicate catalyst
05/30/1995US5420279 Crystallised microporous gallium phosphate and its substituted derivatives and a method of preparing them
05/30/1995US5419891 Zinc cation exchanged lithium X-zeolite for nitrogen adsorption
05/23/1995US5417957 Divalent cation exchanged lithium X-zeolite for nitrogen adsorption
05/17/1995EP0652934A1 Use of aluminosilicates of the zeolite p type as low temperature calcium binders.
05/17/1995EP0572461B1 Siliceous offretite
05/16/1995CA1335586C Crystalline silicon-rich (metallo)silicates of the sodalite type and process for preparing such (metallo)silicates
05/11/1995WO1995012546A1 Aluminosilicates
05/11/1995DE3490487C2 Process for producing zeolite catalysts
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