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Class Information
Number: 423/DIG.24
Name: Chemistry of inorganic compounds > Lta; e.g., a, alpha, zk-4, zk-21, zk-22
Description:










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7560093 Process for preparing detergent builder Zeolite-A from Kimberlite tailings Jul. 14, 2009
7378076 Process for production of macrostructures of a microporous material May. 27, 2008
7094390 Macrostructures of porous inorganic material and process for their preparation Aug. 22, 2006
7056490 IM-11 crystalline solid with structure type LTA, and a process for its preparation Jun. 6, 2006
7014837 Process for the production of nan-sized zeolite A Mar. 21, 2006
6949239 Process for production of macrostructures of a microporous material Sep. 27, 2005
6926882 Porous inorganic macrostructure materials and process for their preparation Aug. 9, 2005
6773693 Fine zeolite particle Aug. 10, 2004
6713041 Crystalline aluminosilicate zeolitic composition: UZM-9 Mar. 30, 2004
6685910 Macroscopic aggregates of microcrystalline zeolites for static water softening applications Feb. 3, 2004
6663845 Method and apparatus for producing zeolite Dec. 16, 2003
6656447 Process for synthesizing and controlling the particle size and particle size distribution of a molecular sieve Dec. 2, 2003
6641796 Method for making zeolites and zeolite mixtures having enchanced cation exchange properties Nov. 4, 2003
6572838 Process for the preparation of molecular sieve adsorbent for selective adsorption of nitrogen and argon Jun. 3, 2003
6569400 Process for production of macrostructures of a microporous material May. 27, 2003
6451283 Macroscopic aggregates of microcrystalline zeolites Sep. 17, 2002
6451282 Process for production of zeolites from raw materials containing alkali alumino hydro-silicates Sep. 17, 2002
6416732 Method of forming aluminosilicate zeolites Jul. 9, 2002
6413492 Method of forming high aluminum aluminosilicate zeolites Jul. 2, 2002
6241960 Method for preparation of small zeotype crystals Jun. 5, 2001
5989518 Process for synthesizing and controlling the particle size and particle size distribution of a molecular sieve Nov. 23, 1999
5965105 Process for the synthesis of flyash based Zeolite-A Oct. 12, 1999
5948383 Hybrid zeolite-silica compositions Sep. 7, 1999
5908823 Microporous crystalline material, a process for its preparation and its use in detergent compositions Jun. 1, 1999
5900226 Drying agents for non-foamed polyurethanes May. 4, 1999
5863516 Micro particles Jan. 26, 1999
5645811 Process for the production of very fine-particle zeolitic alkali metal aluminum silicates Jul. 8, 1997
5474753 Preparation of crystalline 4A zeolites Dec. 12, 1995
5401487 Process to obtain zeolite 4A starting from bauxite Mar. 28, 1995
5256390 Biocidal zeolite particles Oct. 26, 1993
5100644 Process for inserting silicon into zeolite frameworks Mar. 31, 1992
5093095 Crystallization in a force field Mar. 3, 1992
5045295 Silicate treatment of molecular sieve agglomerates Sep. 3, 1991
5026531 Silicate treatment of molecular sieve agglomerates Jun. 25, 1991
4950312 Silica-bound calcium-containing zeolite a granulate Aug. 21, 1990
4911899 Zeolite particles having bacteriocidal properties Mar. 27, 1990
4911898 Zeolite particles retaining silver ions having antibacterial properties Mar. 27, 1990
4849194 Measurement and control of zeolite synthesis Jul. 18, 1989
4818508 Process for preparing molecular sieve bodies Apr. 4, 1989
4778666 Crystallization method employing microwave radiation Oct. 18, 1988
4748082 Zeolite castings May. 31, 1988
4661334 Preparation of zeolites 4A and/or 13X Apr. 28, 1987
4649036 Process for the manufacture of zeolites 4A having a high crystallinity and a fine granulometry and being particularly suitable for the formulation of detergent compositions Mar. 10, 1987
4610856 Silicon substituted zeolite compositions and process for preparing same Sep. 9, 1986
4591491 Process for the continuous conversion of meta-kaolin into very finely-divided zeolitic sodium alumino-silicate May. 27, 1986
4551322 Process for preparing zeolite powder of type A (IV) Nov. 5, 1985
4545969 Process for dewatering zeolite suspensions Oct. 8, 1985
4542115 Zeolite granulate, process for its production Sep. 17, 1985
4534947 Process for direct synthesis of sodium- and potassium-containing zeolite A Aug. 13, 1985
4503023 Silicon substituted zeolite compositions and process for preparing same Mar. 5, 1985

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