Patents
Patents for B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof (48,616)
07/1994
07/12/1994US5328758 Particle-loaded nonwoven fibrous article for separations and purifications
07/12/1994US5328671 Heat and mass transfer
07/12/1994US5328603 Lignocellulosic and cellulosic beads for use in affinity and immunoaffinity chromatography of high molecular weight proteins
07/12/1994CA2112796A1 Magnesium a-zeolite for nitrogen adsorption
07/10/1994CA2113063A1 Hydrophobic adsorbents and their use for the adsorption of lipoproteins
07/07/1994WO1994015209A1 Siloxanediol coating for capillary electrophoresis and for general surface modification
07/07/1994WO1994014824A2 Analytical technique for oligonucleotide analogs
07/07/1994WO1994014703A1 Method for desulfurizing a gas
07/07/1994WO1994014525A1 Method for desulfurizing a gas and absorbent suitable for this method
07/07/1994DE4344805A1 Active particle filter
07/07/1994CA2149630A1 Analytical technique for oligonucleotide analogs
07/06/1994EP0605358A1 Liquid-shock-absorbing filler material
07/06/1994EP0605044A1 Process for the synthesis of a layered, clay-like material as well as its use
07/06/1994EP0604882A2 Semipermeable membranes made of homogeneous mixable polymeric alloys
07/06/1994EP0604861A1 Process for the preparation of an absorbent based on smectite for retaining fluids
07/06/1994EP0604860A1 Sorbent
07/06/1994EP0604473A1 A method for regenerating an adsorbent
07/06/1994CN1088903A Separation of tetrafluoroethane isomers
07/06/1994CN1088890A Process for deodorizing and decolourizing contaminated water by disturbing with clay
07/05/1994US5326928 In bed of zeolite with organometallic radical grafted into porous structure
07/05/1994US5326738 Stable, covalently-bonded supports for chemical separation apparatus made through a hydride intermediate
07/05/1994US5326698 Method of purification of penicillin amidase using phenylbutylamine-eupergit
07/05/1994US5326464 Crystalline composition
07/05/1994US5325916 Method of coating aluminum substrates with solid adsorbent
07/05/1994CA2049055C Biodegradable superabsorbing sponge
06/1994
06/30/1994CA2110737A1 Process for the synthesis of a layered clay-like material as well as its use
06/29/1994EP0603773A1 Process for the preparation of a sorbent for retaining fluids
06/29/1994EP0603637A1 Sorption agent cartridge
06/29/1994EP0448562B1 Removal of mercury from fluids by contact with activated zeolite a
06/29/1994CN1088481A Modified molecular sieve adsorbent and equipment for purifying sulfur hexafluoride gas
06/28/1994US5324752 Ion-exchange composition employing resin attachment to dispersant and method for forming the same
06/28/1994US5324703 Method of preparation of gasoline vapor adsorptive activated carbon
06/28/1994US5324561 Porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts
06/28/1994CA1330459C Filling material for percolating filters for the treatment of liquids and process for producing and assembling it
06/23/1994WO1994013782A1 Ionic binding of microbial biomass
06/23/1994WO1994013390A1 System for vapor phase pollutant removal
06/23/1994WO1994013386A1 A regenerable supported amine-polyol sorbent
06/23/1994DE4244258A1 Removing heavy metals from aq. soln. by adsorption on silica gel with specific surface and pore vol.
06/23/1994DE4243304A1 Prodn. of activated brown coal
06/23/1994CA2129996A1 Ionic binding of microbial biomass
06/22/1994EP0602963A1 Exhaust gas purification method and apparatus therefor
06/22/1994EP0602206A1 Novel absorbent sulphur oxide composition and use thereof
06/22/1994EP0602154A1 Selective affinity material, preparation thereof by molecular imprinting, and use of the same
06/22/1994EP0575612A4 Method for obtaining composite sorbents
06/22/1994CA2111938A1 Sorbent
06/22/1994CA2111914A1 Method of producing sorbents on smectite basis
06/22/1994CA2111913A1 Process for production of sorbents for uptake of liquids
06/21/1994US5322701 Carbon dioxide absorbent packet and process
06/21/1994US5322615 Method for removing sulfur to ultra low levels for protection of reforming catalysts
06/21/1994US5322608 A coupling graft polymer sandwiched between a crosslinked polysiloxane sublayer and toplayer; stability, chemical resistance
06/21/1994CA1330336C Composition and process for preparing ecr-30
06/15/1994EP0601924A1 Process for the synthesis of a crystalline aluminosilicate enriched in silica having the mazzite structure, the aluminosilicate thus obtained and its use as catalyst in the conversion of hydrocarbons
06/15/1994EP0601905A1 Process for the removal of species containing metallic ions from effluents
06/15/1994EP0601529A1 Flushable absorbent composites and absorbent article comprising same
06/15/1994EP0601504A1 Process for prolonging the useful life of electrolyte solutions by eliminating noxious organic compounds
06/15/1994EP0357693B1 Molecular sieve arrangement
06/15/1994CN1087875A Purifying and mineralizing material for drinking water
06/15/1994CN1087840A Gamma type alumina gel self-indicating hygroscopic agent and its production method
06/14/1994US5321102 Molecular engineering of porous silica using aryl templates
06/14/1994US5320992 Fixed mineral bed covered with iron oxide to oxidize sulfide and mercaptans
06/14/1994US5320664 Dissolving condensed tannin powder in aqueous ammonia, mixing with aqueous aldehyde solution to form gel, and aging to stabilize
06/10/1994CA2110471A1 Process for the removal of species containing metallic ions from effluents
06/09/1994WO1994012590A1 Oxygen scavengers independent of transition metal catalysts
06/09/1994WO1994012275A1 Chiral adsorbents and preparation thereof as well as compounds on which the adsorbents are based and preparation of these compounds
06/08/1994EP0600730A1 Desiccant, dehydration therewith, and dehydrated product obtainable thereby
06/08/1994EP0600347A2 Process for the selective elemination of anorganic phosphate from liquids by adsorptionmaterials modified with polymuclear metal oxide hydroxides
06/08/1994EP0600260A1 Process for reducing the carbon content in aqueous hydrogen peroxide solutions
06/08/1994EP0365635B1 Process for decolorizing aqueous sugar solutions via adsorbent resins, and desorption of color bodies from the adsorbent resins
06/08/1994CN2167777Y Internal tri-rib talcum porcelain-ring carrier
06/08/1994CN1087553A Nitrogen adsorption with a divalent cation exchanged lithium X-zeolite
06/08/1994CA2090985A1 Flushable absorbent composites
06/07/1994US5318953 Method of improving water-swellable clay properties by re-drying, compositions and articles
06/07/1994US5318848 Modified silica gel in chromatography packing material
06/07/1994US5318846 Process of removing ions from solutions using a complex with sulfur-containing hydrocarbons also containing electron withdrawing groups bonded to a solid hydrophilic matrix
06/07/1994US5318554 High efficiency absorbent articles for incontinence management
06/07/1994CA1330074C Separating materials
06/07/1994CA1330073C Composite chromatographic article
06/02/1994CA2110361A1 Process for reducing the carbon content of aqueous hydrogen peroxide solutions
06/01/1994EP0599690A1 Polymers based dehydrating materials
06/01/1994EP0599271A1 Process for removing and destroying low concentrations of oxidizable organic contaminants from a gas stream
06/01/1994EP0598823A1 High efficiency absorbent articles for incontinence management.
06/01/1994EP0530319B1 Alumina-containing acid adsorbents and process for producing same
06/01/1994EP0470255B1 Chromatographic packing and preparation thereof
06/01/1994DE4340650A1 Zeolite contg. palladium used as absorbent for hydrocarbon in waste gas - esp. for removing ethylene from exhaust gas from engine, steam boiler or industrial plant.
06/01/1994DE4240063A1 Thermal treatment of powdered carbon-contg. substance e.g. coke suspension biological purificn., etc. - by combustion in a rotary pipe over the absence of oxygen@ to give a material suitable for the purificn. of effluent
06/01/1994DE4239749A1 Phosphorylated wood, useful as a bio:adsorbent for heavy metal ions - prepd. by treating wood with phosphoric acid and urea and then washing with aq. sodium hydroxide
06/01/1994CN1024739C Heating fumigator
05/1994
05/31/1994US5316998 Activated alumina promoted with alkali metal
05/31/1994US5316993 Molded bodies containing dealuminated zeolite Y and the process for their production
05/31/1994US5316753 Zeolite SSZ-35
05/31/1994US5316680 Porous material for elution
05/31/1994US5316679 Elution of antimony from solid phases using concentrated sulfuric acid containing dilute hydrochloric acid
05/31/1994US5316656 Hydrocarbon conversion processes with molecular sieve agglomerates having improved transport properties
05/31/1994CA2110367A1 Adsorbent for hydrocarbons in exhaust gas
05/31/1994CA1329890C Preserving material and method for producing the same
05/26/1994WO1994011556A1 Fibrous structure containing immobilized particulate matter and process therefor
05/26/1994WO1994011457A1 Absorbent units for chemical heat pumps and process for their production
05/26/1994WO1994011408A1 Insoluble, slightly-swelling polymers with amino groups, process for making them and their use
05/26/1994WO1994011305A1 Separation of nucleic acid fragments
05/26/1994WO1994011106A1 Process for reactivating particulate adsorbents