Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
Patents for B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof (48,616)
11/1989
11/16/1989DE3901580A1 Process for regeneration and increasing the activity of activated cokes of dry flue gas desulphurisation
11/15/1989EP0342075A1 Synthesis of new gallosilicates having the MFI structure
11/15/1989EP0342052A2 Novel monomers for producing coloured polymers; coloured polymers; process for preparing said polymers and for separating substances biologically active trough the use of said polymers
11/15/1989EP0341951A2 Antimicrobial superabsorbent compositions and methods
11/15/1989EP0341556A1 Organic-based porous microspheres for HPLC
11/15/1989EP0341498A1 Adsorbent comprising a coating of polyethyleneimine derivatized with a hydrophobic group, its production and its use for immunoassays and separations
11/15/1989EP0204700B1 Activated carbon adsorbent with increased heat capacity and the production thereof
11/15/1989CN1037097A Substitution of cr and / or sn in place of al in the framework of molecular sieve via treatment with fluoride salts
11/14/1989US4880765 Process for producing carbon molecular sieves
11/14/1989US4880611 Crystalline composition
11/09/1989DE3814327A1 Method for the production of a heat exchanger
11/08/1989EP0340975A1 Ethylene copolymers as sorbers of metallic ions from solutions
11/08/1989EP0340635A2 Purification of fish oil
11/08/1989EP0340542A1 Adsorptionfilter with high air permeability
11/08/1989CN1005708B Active clay for oil and fat purification
11/08/1989CN1005682B Method for producing high-strength high surface area catalyst supports
11/08/1989CN1005681B Preparation of monolithic catalyst support structures having an integrated high surface area phase
11/07/1989US4879340 Removal of interleukin-2 inhibitor
11/07/1989US4879247 Separation
11/07/1989US4879038 Separation agent comprising acyl- or carbamoyl-substituted polysaccharide
11/02/1989WO1989010189A1 A method of regenerating an adsorbent
11/02/1989WO1989010179A1 Filtering medium for technical filters
11/02/1989DE3813517A1 Process and plant for removing volatile organic substances from an exhaust air stream
10/1989
10/31/1989US4877830 Chromatography of proteins
10/31/1989US4877765 Acid-treated amorphous silica
10/31/1989US4877534 Adsorbent for removing water- or air-borne contaminants
10/26/1989DE3813125A1 Mixtures for modifying surfaces and their applications
10/26/1989DE3813123A1 Chromatography of polyfunctional substances
10/26/1989DE3812705A1 Process for the treatment or preparation of clay or clay-containing compositions, process for the disposal of pollutants by means of clay or clay-containing compositions, and sealing or lining of landfills by means of clay or clay-containing compositions
10/25/1989EP0338739A1 A production method of fine grain ice and dry clathrate water for manufacturing of concrete/mortar, a production method of concrete/mortar, by using fine grain ice or dry clathrate water and concrete/mortar products manufactured by the production method of concrete/mortar
10/25/1989EP0338551A2 Active carbon filter layer for gas masks
10/25/1989EP0338438A1 Process for treating or processing clay or clayey masses, process for disposing of harmful substances by clay or clayey masses, and dumping ground sealing or lining by clay or clayey masses
10/25/1989EP0205617B1 Vacuum insulation system and method of manufacture
10/25/1989CN1036516A Isolated material
10/24/1989US4876288 Dimensionally stable macroporous skeleton of bonded coarse and fine grained components; purification
10/24/1989US4876232 Phenanthroline on carbon or charcoal support
10/24/1989US4876036 Process for the extraction of cations and application thereof to the treatment of aqueous effluents
10/24/1989US4875910 Filter for removing cancer causing compounds from exhaust fumes
10/19/1989WO1989009749A1 Synthesis of a crystalline molecular sieve
10/19/1989WO1989009651A1 Fine particles of porous ion-exchange cellulose, process for their production, and affinity carrier
10/19/1989WO1989009649A1 Highly functional regenerated cellulose composition
10/19/1989WO1989009643A1 Novel crosslinked cellulose chromatography media
10/19/1989DE3910874A1 Process for the preparation of a gas adsorbent
10/18/1989EP0337144A1 Separation materials
10/18/1989EP0337123A1 A process for the preparation of microspherical sintered bodies of hydroxyapatite and a chromatographic packing material comprising the microspherical sintered bodies of hydroxyapatite
10/18/1989EP0337047A1 Process for increasing the specific area and the activity of a sorbent material comprising aluminosilicates, and material obtained
10/18/1989EP0166764B1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry
10/18/1989CN1036376A Crystalline aluminumphosphate compositions
10/18/1989CN1036338A Selective adsorption of co2 on zeolites
10/17/1989US4874629 Low temperature vacuum steam distillation combined with adsorbent treatment
10/17/1989US4874520 Chromatographic process
10/17/1989US4874518 Porous silica microspheres having a silanol enriched surface
10/17/1989US4874511 Apatite chromatography column system
10/17/1989CA1262367A1 Adsorbent
10/12/1989DE3811168A1 Method for controlling regeneration of multilayer adsorber beds
10/11/1989EP0336069A1 Adsorbent composition for malodor gases
10/11/1989EP0336004A2 High functional regenerated cellulose composition
10/11/1989EP0335971A1 Supported heteropolycyclic compounds in the separation and removal of late transition metals
10/11/1989EP0299063A4 Hydrophilic article and method of producing same.
10/11/1989CN1005384B Direct absorption purifying method of non-metal compound
10/10/1989US4873333 Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier
10/10/1989US4873218 Polymerization, crosslinking, carbonization to carbon foam
10/10/1989US4873212 Nitrogen-containing bidentate compound immobilized on a solid inorganic carrier
10/05/1989WO1989009235A1 Substituted cyclodextrins and process for chromatographic separation of chiral organic compounds
10/05/1989WO1989009088A1 Paralog affinity chromatography
10/04/1989EP0335703A2 Hydrophilic fine gel particles and process for production thereof
10/04/1989EP0335426A2 Compositions and process for protecting T lymphocytes against the etiological agent of lymphadenopathy and acquired immunodepression syndrom
10/04/1989CN1035959A Method for scrubbing pollutants from exhaust gas stream
10/04/1989CN1035958A Purification of tail gas contg. hcn and preparation of decyaniding agent
10/03/1989US4871824 Azlactone functional polymer beads
10/03/1989US4871711 Chemically bonded monomolecular layer; alumina; adsorbent
10/03/1989US4871710 Oxides, hydroxides, carbonates, and/or basic carbonates of copper, zinc, and/or aluminum
10/03/1989US4871693 Porous cordierite ceramics
09/1989
09/28/1989DE3908302A1 Ion chromatographic method and eluant for carrying out the method
09/27/1989EP0334004A1 Isolation, purification, characterization, cloning and sequencing of N-alpha-acetyltransferase
09/27/1989EP0333847A1 Oxygen removal
09/27/1989EP0333816A1 Crystalline aluminumphosphate compositions
09/26/1989US4869875 Method of detecting or determining histamine in histamine containing materials, particularly body fluids and an analytical agent for use in such method
09/26/1989US4869829 Process for separating solids with a keratin filter aid
09/26/1989US4869826 Affinity binding
09/26/1989US4869735 Prevention of poisoning of dentration catalyst
09/26/1989CA1290552E Selective removal of hydorgen sulfide over zinc titanate and alumina
09/26/1989CA1261813A1 Adsorbent for use in selective gas adsorption- separation and a process for producing the same
09/26/1989CA1261812A1 Process for concentrating waste products arising during the manufacture of carbon electrodes, and an appropriate absorbent for this purpose
09/26/1989CA1261594A1 Packed fiber glass reaction vessel and method of preparation
09/26/1989CA1261314A1 Sorbent and processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
09/26/1989CA1261313A1 ZEOLITE .beta. PREPARATION
09/26/1989CA1261266A1 Immunoglobulin adsorbent and adsorption apparatus
09/26/1989CA1261227A1 Method for selective adhesive application for manufacturing cigarette fiber filter elements
09/26/1989CA1260961A1 Process for separating dichlorotoluene isomers by adsorption on zeolites
09/26/1989CA1260846A1 Process for separating ethylbenzene from xylenes by selective adsorption on a beta zeolite
09/26/1989CA1260465A1 Process for preparing azidobenzazepines
09/26/1989CA1260202A1 Absorbent structure designed for absorbing body fluids
09/26/1989CA1259915A1 Means to reduce plasma cholesterol
09/26/1989CA1259779A1 Moldings made of silicate material, their use and processes for their preparation
09/26/1989CA1259776A1 Selective removal of hydrogen sulfide over zinc titanate and alumina
09/21/1989WO1989008718A1 Process for decolorizing aqueous sugar solutions via adsorbent resins, and desorption of color bodies from the adsorbent resins
09/21/1989WO1989008500A1 Composite adsorbents
09/21/1989WO1989008488A1 Porous hollow carbon fiber film and method of manufacturing the same
09/21/1989DE3817084C1 Odour-binding filter in the feed air stream of a motor vehicle interior
1 ... 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 ... 487