| Patents for B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof (48,616) |
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| 05/27/1999 | WO1999025961A2 NOx REMOVAL APPARATUS INCLUDING MANGANESE DIOXIDE AND COPPER OXIDE SUPPORT |
| 05/27/1999 | WO1999025836A1 Attaching substances to micro-organisms |
| 05/27/1999 | WO1999025748A1 Poly(vinylguanidine) -based superabsorbent gels |
| 05/27/1999 | WO1999025450A1 Improvement in chemical analyses |
| 05/27/1999 | WO1999025449A1 Purification composite and device and method of making and using same |
| 05/27/1999 | WO1999025393A2 Multicomponent superabsorbent gel particles |
| 05/27/1999 | CA2310702A1 Poly(vinylguanidine) -based superabsorbent gels |
| 05/27/1999 | CA2310691A1 Multicomponent superabsorbent gel particles |
| 05/27/1999 | CA2310228A1 Attaching substances to micro-organisms |
| 05/26/1999 | EP0917533A2 Oligonucleotide linker and techniques involving immobilized and linked oligonucleotides |
| 05/26/1999 | EP0917490A1 Hydrotalcite sulfur oxide sorption |
| 05/26/1999 | EP0776246B1 Process for regenerating nitrogen-treated carbonaceous chars used for hydrogen sulfide removal |
| 05/26/1999 | CN1217791A Graphitic nanotubes in luminescence analysis |
| 05/26/1999 | CN1217706A Porous carbon stock material and method of producing same |
| 05/26/1999 | CN1217653A Functionalized nanotubes |
| 05/25/1999 | US5906960 Removing environmental contaminants in a single process step using crosslinked humic acid or derivatives |
| 05/25/1999 | US5906954 Selective extraction of titanium atom from titanium silicate by complexing titanium atom with complexing agent selected from ethylenediamine tetraacetic acid, citric acid, oxalic acid, amines, beta-diketones and hydroxy carboxylates |
| 05/25/1999 | US5906743 Filter with zeolitic adsorbent attached to individual exposed surfaces of an electret-treated fibrous matrix |
| 05/25/1999 | US5906734 Composite chromatography medium comprising substrate impregnated with polymerized crosslinked blend which forms surface barrier layer and pore-filling gel; reversible sorption, selectivity |
| 05/25/1999 | CA2162740C Oxygen-selective sorbents |
| 05/25/1999 | CA2059398C Solid phase extraction medium |
| 05/20/1999 | WO1999024360A1 Treatment of mineral particles |
| 05/19/1999 | EP0916726A1 Attaching substances to micro-organisms |
| 05/19/1999 | EP0916619A1 Porous inorganic particulate material |
| 05/19/1999 | EP0916401A1 Heat-resistant hc adsorbent |
| 05/19/1999 | EP0916383A1 Cryogenic system for producing ultra-high purity nitrogen |
| 05/19/1999 | EP0916352A2 Use of polymers to inhibit the denaturation of absorbed proteins |
| 05/19/1999 | EP0915931A1 Process for producing porous polymer globules |
| 05/19/1999 | EP0915832A1 Boronic compound complexing reagents and highly stable complexes |
| 05/19/1999 | EP0915736A1 Filter sheet and process for purifying photoresist composition employing the filter sheet |
| 05/19/1999 | EP0915734A1 An enzymatic method for removing contaminants from ion exchange and fractionation resin |
| 05/19/1999 | EP0644157B1 Chromatographic packing material comprising a cation-substituted clay mineral, process for producing the packing material and using the same |
| 05/19/1999 | CN1216750A Low temp. system for producing super pure nitrogen |
| 05/18/1999 | US5904854 Composite adsorbent element comprising granular activated carbon and activated carbon fibers |
| 05/18/1999 | US5904852 Chromatography using column having functionalized aromatic containing resin; separation |
| 05/18/1999 | US5904848 Porous membrane with glass particles embedded in plastic |
| 05/18/1999 | US5904832 And an oxidizable organic material which is desorbed from the adsorbent and substantially decomposed in a batch or cyclic process; passing aqueous stream to adsorbent, contacting with oxidant |
| 05/18/1999 | US5904663 Method of removing beta-2 microglobulin from blood |
| 05/18/1999 | CA2085582C Process for adsorbing sulfur species from propylene/propane using regenerable adsorbent |
| 05/18/1999 | CA2075790C Method for adsorbing and separating heavy metal elements by using a tannin adsorbent and method of regenerating the adsorbent |
| 05/14/1999 | WO1999023487A1 A method for separating non-proteinaceous substances from proteinaceous substances for subsequent processing |
| 05/14/1999 | WO1999023125A1 Cross-linked copolymers containing aminophosphonium groups |
| 05/14/1999 | WO1999022933A1 System for extracting soluble heavy metals from liquid solutions |
| 05/14/1999 | WO1999022862A1 Method of producing high surface area carbon structures |
| 05/14/1999 | WO1999022861A1 Biomimetic materials for filtration, chemical processing and detoxification |
| 05/14/1999 | WO1999022860A1 Mesoporous silicoaluminate products and production thereof by controlled acid extraction of aluminum from calcium bentonite clay |
| 05/14/1999 | WO1999022859A1 Titanate sorbents for metal ions and method of making and using |
| 05/14/1999 | WO1999022848A1 Process and apparatus for removing metal carbonyls and moisture from a gas |
| 05/14/1999 | WO1999022845A2 Method and device for recovering gases |
| 05/14/1999 | WO1999022839A1 Method for high resolution liquid chromatographic separation of polynucleotides |
| 05/14/1999 | CA2308314A1 Method for high resolution liquid chromatographic separation of polynucleotides |
| 05/12/1999 | EP0915335A1 A separating agent comprising an optically active polymer and polystyrene cristalline deposited on a carrier |
| 05/12/1999 | EP0915059A1 Process for the electrochemically controlled absorption of soluble organic substances and of heavy metal ions extracted from aqueous solutions, and corresponding apparatus |
| 05/12/1999 | EP0915057A2 Process for the selective elimination of ammonia or ammonium ions from an aqueous solution |
| 05/12/1999 | EP0915056A1 Highly heat-resistant beta-zeolite and adsorbent for automobile exhaust gas purification |
| 05/12/1999 | EP0914864A2 Hydrocarbon-Adsorbent |
| 05/12/1999 | EP0914863A1 Adsorbent and method for removal of moisture from gaseous hydrogen chloride |
| 05/12/1999 | EP0914862A1 Novel adsorbent |
| 05/12/1999 | EP0914308A1 Modified mcm-56, its preparation and use |
| 05/12/1999 | EP0914199A1 Acid contacted enhanced adsorbent and/or catalyst and binder system |
| 05/12/1999 | EP0442977B1 Chromatography method |
| 05/12/1999 | DE19749811A1 Affinity media with graduated binding properties |
| 05/12/1999 | CN1216565A Method for preparing hollow silica particles |
| 05/12/1999 | CN1216480A Procedure for preparing molecular sieve films |
| 05/12/1999 | CN1043311C Producing process for zeolite adsorbing agent capable of adsorbing carbon monoxide with high selectivity |
| 05/11/1999 | US5902877 Adsorbent of interleukins, process for removing the same, and adsorber for the same |
| 05/11/1999 | US5902834 Open porous spherical; first preparing a water/oil/water emulsion in two stages, then polymerizing vinyl or di-vinyl monomers and isolating the particles; support material such as for solid phase synthesis |
| 05/11/1999 | US5902564 Material with microporous crystalline walls defining a narrow size distribution of mesopores, and process for preparing same |
| 05/11/1999 | US5902384 Wicking fiber with solid particulates for a high surface area odor removing filter and method of making |
| 05/11/1999 | CA2070607C Partially crystalline, transitional aluminum oxides, methods for their synthesis and use for obtaining molded articles, which consist essentially of gamma al2o3 |
| 05/06/1999 | WO1999022244A2 Method for determination of drugs of abuse in biological samples |
| 05/06/1999 | WO1999021796A1 Production of porous and bimodal porous silicates and inorganics by templating functional latex particles |
| 05/06/1999 | EP0913386A1 Process for separating and purifying alkali metal salts of hydroxynaphthalenecarboxylic acids |
| 05/06/1999 | EP0913184A1 Elevated temperature adsorption process |
| 05/06/1999 | EP0912605A1 Imprint polypeptides covalently cross-linked and having a fixed and stabilised arrangement, process for the preparation and use thereof |
| 05/06/1999 | EP0912419A1 Non-reclosable packages containing desiccant matrix and method of forming such packages |
| 05/06/1999 | EP0912242A1 Chiral non-particulate sorbents |
| 05/06/1999 | EP0912241A1 A manufacturing method of complex molecular sieve compound |
| 05/06/1999 | EP0912149A1 Absorbent article comprising a polyfunctionally substituted aromatic chelating agent for odour control |
| 05/06/1999 | EP0715545B1 Filter material and a method of removing nitrogen oxides from gases and liquids |
| 05/06/1999 | DE19849928A1 Adsorption agent for removal of nitrogen oxides from road tunnels and underground garages |
| 05/06/1999 | DE19749963A1 Recovery of anesthetic gas |
| 05/06/1999 | DE19748651A1 Aminophosphoniumgruppen enthaltende vernetzte Copolymere Aminophosphoniumgruppen containing crosslinked copolymers |
| 05/06/1999 | DE19748513A1 Removal of hydrocarbon impurities from aqueous hydrocyanic acid by passing over activated charcoal |
| 05/04/1999 | US5900558 Container packed with powder of hydrogen absorbing alloy |
| 05/04/1999 | US5900145 Crosslinked polysiloxane layer having an aromatic liquid crystal sidechain including a 2,6-naphthalene or 4,4'-diphenylene group; separation of isomers of aromatic hydrocarbons, halogenated aromatic toxic hydrocarbons |
| 05/04/1999 | US5900144 Separating agent comprising bonded conalbumin |
| 05/04/1999 | CA2149835C Process for the purification of nitric oxide |
| 05/04/1999 | CA2013970C Treatment of alcoholic beverages |
| 04/29/1999 | WO1999020640A2 High surface density covalent immobilization of oligonucleotide monolayers |
| 04/29/1999 | WO1999020563A1 Graphitic material loaded with alkali metal |
| 04/29/1999 | WO1999020422A1 Nanocomposites with activated interfaces prepared by mechanical grinding of magnesium hydrides and use for storing hydrogen |
| 04/29/1999 | WO1999020389A1 Process for making and use of anionic clay materials |
| 04/29/1999 | WO1999020372A1 A wicking fiber with solid particulates for a high surface area odor removing filter |
| 04/29/1999 | DE19747387A1 Preparation of solid with well-defined porous structure |
| 04/29/1999 | CA2306955A1 Graphitic material loaded with alkali metal |
| 04/29/1999 | CA2306631A1 High surface density covalent immobilization of oligonucleotide monolayers |
| 04/28/1999 | EP0911342A1 Novel protein and process for producing the same |
| 04/28/1999 | EP0910601A1 Azlactone-derivatized polyamides |
| 04/28/1999 | EP0910447A1 Method for the colorimetric quantification of ions |