| 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) |
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| 05/02/1989 | US4826667 Adamantane quaternary ammonium template |
| 04/26/1989 | EP0313016A2 Inorganic, insoluble industrial raw material producible from waste, method for its production and use |
| 04/25/1989 | CA1253128A1 Process for making crystalline siliceous materials |
| 04/25/1989 | CA1253127A1 Process to make small crystallites of zsm-5 |
| 04/25/1989 | CA1252982A1 Extrusion of silica-rich solids |
| 04/20/1989 | WO1989003367A1 Process for the preparation of a modified zeolite y |
| 04/18/1989 | US4822941 Conversion of aliphatics to aromatics over a zeolite catalyst |
| 04/12/1989 | EP0310916A2 Process for preparation of a zeolite powder |
| 04/11/1989 | US4820502 Synthetic crystalline silicate |
| 04/06/1989 | WO1989002869A1 Process for preparing metallic oxides |
| 04/04/1989 | US4818614 Modified powder |
| 04/04/1989 | US4818509 Forming precursor slurry, crystalizing in at least two stages |
| 04/04/1989 | US4818508 Process for preparing molecular sieve bodies |
| 04/04/1989 | US4818507 Novel process for the preparation of ZSM-5 aluminosilicate zeolite |
| 03/21/1989 | CA1251439A1 Crystalline boroosilicate, the synthesis thereof and its use in organic conversion |
| 03/21/1989 | CA1251438A1 Crystalline aluminosilicate, the synthesis thereof and its use in organic conversion |
| 03/21/1989 | CA1251437A1 Activation of high-silica zeolites |
| 03/21/1989 | CA1251436A1 Preparation of gallosilicate zeolites |
| 03/21/1989 | CA1251435A1 Crystalline galloborosilicates |
| 03/21/1989 | CA1251434A1 Crystalline molecular sieves and their synthesis |
| 03/15/1989 | EP0307060A2 Process for the preparation of crystalline (metallo) silicates |
| 03/09/1989 | WO1989001912A1 Crystalline aluminumphosphate compositions |
| 03/08/1989 | EP0306238A2 ZSM-5 and its synthesis |
| 03/08/1989 | EP0306214A1 Novel stannosilicates and preparation and use thereof |
| 03/08/1989 | EP0306181A2 Two stage synthesis of zeolite |
| 03/08/1989 | EP0306050A1 Hydrocracking catalysts and processes employing non-zeolitic molecular sieves |
| 03/08/1989 | EP0306035A2 Copper-containing zeolite fungicides |
| 03/08/1989 | EP0305607A1 Process for preparing mordenite |
| 03/08/1989 | EP0305476A1 Stable intercalated clays and preparation method |
| 03/07/1989 | US4810682 Production of useful materials including synthetic nepheline from Bayer red mud |
| 03/07/1989 | US4810280 Method for enhancing water retention in soil |
| 03/01/1989 | EP0304852A2 Alkali-free preparation of large crystals of pentasil as shell- or solid catalysts |
| 02/22/1989 | CN1031263A Synthesis of crystalline silicate zsm-11 |
| 02/21/1989 | US4806327 Process for the preparation of crystalline sheet-type alkali metal silicates |
| 02/21/1989 | CA1250319A1 Olefin upgrading with ferrosilicate zeolite catalyst |
| 02/15/1989 | EP0198891B1 Catalytic cracking catalysts for high octane gasoline products |
| 02/15/1989 | CN1031030A Preperation of supersteady y-type molecular sieve with low content of rare-earths |
| 02/14/1989 | US4804800 Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life |
| 02/14/1989 | CA1249989A1 Process for preparation of faujasite type zeolite |
| 02/14/1989 | CA1249988A1 Synthesis of molecular sieving high silica mordenite using synthesis directing organic dyes |
| 02/07/1989 | US4803060 Process for producing a crystalline galliosilicate with the faujasite structure |
| 01/31/1989 | US4801445 Coated with silicones, polysiloxanes |
| 01/31/1989 | US4801403 Delaminating vermiculite ore by shearing |
| 01/31/1989 | CA1249565A1 Process for the preparation of composite crystalline aluminium silicates and their use as catalyst (carrier) |
| 01/31/1989 | CA1249564A1 Synthesis of molecular sieving metallosilicates using heteropolymetallates |
| 01/25/1989 | EP0300671A1 Synthesis of crystalline silicate ZSM-11 |
| 01/25/1989 | EP0300670A1 Synthesis of crystalline silicophosphoaluminate |
| 01/24/1989 | US4800187 Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate |
| 01/18/1989 | EP0299430A1 Process for preparing a catalyst for the ammoximation of carbonylic compounds |
| 01/18/1989 | EP0299351A1 Aqueous mineral dispersions |
| 01/17/1989 | US4798709 Recovering vanadium, pressure leaching |
| 01/17/1989 | CA1248931A1 Zeolite l preparation |
| 01/12/1989 | WO1989000083A1 Process of preparing mixed pillared clays and reduction products thereof |
| 01/11/1989 | CN1030197A Silica-bound calcium-containing zeolite granulate |
| 01/10/1989 | US4797377 Massive crystalline aluminosilicate with expanded structure and process for its manufacture |
| 01/10/1989 | US4797266 Crystallization of sodium silicate, aluminum compounds, sodium oxide with amine |
| 01/10/1989 | CA1248507A1 Titanium-aluminum-phosphorous-silicon-oxide-molecular sieve compositions |
| 01/03/1989 | US4795623 Catalyst for dewaxing oils |
| 01/03/1989 | CA1248078A1 Cobalt-aluminum-phosphorous-silicon-oxide molecular sieve compositions |
| 12/28/1988 | EP0296599A2 Surface cleaner/polish compositions and a process for the preparation thereof |
| 12/28/1988 | EP0224531B1 Zeolites of the borosilicate type, containing fluorine |
| 12/27/1988 | US4793984 Molecular sieve compositions |
| 12/21/1988 | EP0295471A1 Process for the replacement of aluminium atoms by silicon atoms in the framework of a foujasite-type zeolite |
| 12/21/1988 | EP0295269A1 Layered metal oxides containing interlayer oxides and their synthesis. |
| 12/14/1988 | EP0295020A1 Activation of zeolites |
| 12/14/1988 | EP0295019A1 Treatment of aluminosilicate zeolites |
| 12/14/1988 | EP0294574A2 Aqueous stable suspensions of water insoluble silicates capable of binding calcium ions, and their use in the production of washing and cleaning compositions |
| 12/13/1988 | US4791082 Method of making zeolite castings |
| 12/13/1988 | US4790954 Reacting monodispersed monolayer hydroxide gels with hydrophilic organics; oil drilling |
| 12/13/1988 | CA1246529A1 Magnesium-aluminum-phosphorous-silicon-oxide molecular sieve compositions |
| 12/13/1988 | CA1246526A1 Method for the neutralization of a-zeolite obtained in synthesis plants |
| 12/13/1988 | CA1246523A1 Iron-aluminum-phosphorous-silicon-oxide molecular sieve compositions |
| 12/07/1988 | EP0293998A2 Crystalline silicates |
| 12/07/1988 | EP0293937A2 Microporous crystalline composite compositions and processes for making them |
| 12/07/1988 | EP0293919A2 Solution synthesis of aluminophosphate crystalline compositions |
| 12/07/1988 | EP0293717A2 Zeolite A-granulat for oxygen enrichment |
| 11/30/1988 | EP0293032A2 Synthetic, crystalline, porous material containing oxides of silicon and boron |
| 11/30/1988 | CN88102620A Method for enhancing water retention in soil |
| 11/29/1988 | US4788380 Titanium-aluminum-silicon-oxide molecular sieve compositions |
| 11/29/1988 | CA1245619A1 High temperature zeolite l preparation |
| 11/23/1988 | EP0292363A2 Zeolites having an MFI-structure, based on silica and titanium oxide, and method for their synthesis |
| 11/23/1988 | EP0292030A2 Process for the preparation of modified zeolites |
| 11/15/1988 | CA1244813A1 Production of a zeolite through continuous feeding of an agueous sodium silicate solution and an aqueous sodium aluminate solution, product thus made and its use in detergents |
| 11/09/1988 | EP0290350A2 Type A and / or X chryso-zeolites and methods using same for enhancing water retention in soil |
| 11/09/1988 | EP0270650A4 Synthetic alkali metal alumino-silicates, methods and uses, compositions and their methods of preparation. |
| 11/08/1988 | CA1244224A1 Silicophosphoaluminates and related crystalline oxides |
| 11/01/1988 | US4781814 Oxides of aluminum, phosphorus and at least two other elements |
| 11/01/1988 | CA1243997A1 Production of zeolite zsm-5 |
| 10/26/1988 | EP0288294A1 Zeolite L synthesis |
| 10/26/1988 | EP0288293A2 Improved zeolite ZK-5 |
| 10/26/1988 | EP0288112A2 Process for the preparation of modified zeolites |
| 10/25/1988 | US4780436 Zeolite of omega structure catalysts |
| 10/25/1988 | CA1243655A1 Synthesis of silicophosphoaluminates |
| 10/25/1988 | CA1243654A1 Synthesis of zsm-23 zeolite |
| 10/25/1988 | CA1243653A1 Zeolite modification |
| 10/25/1988 | CA1243652A1 Activation of zeolites |
| 10/25/1988 | CA1243650A1 ZEOLITE .beta. CATALYST COMPOSITION |
| 10/25/1988 | CA1243649A1 PREPARATION OF ZEOLITE .beta. |
| 10/18/1988 | US4778780 Synthesis of crystalline SAPO-17 |
| 10/18/1988 | US4778666 Crystallization method employing microwave radiation |