Patents
Patents for B01J 20 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof (48,616)
03/1989
03/02/1989DE3821579A1 Method for regenerating carbon-containing absorbent which is used in the treatment of flues
03/01/1989EP0304952A2 Hydrophilic polymers for incorporating deodorants into absorbent structures
02/1989
02/28/1989US4808742 Method for removing acids from organophosphate functional fluids
02/28/1989US4808637 Superabsorbent composition and process
02/28/1989US4808300 Using molecular sieve mixture
02/28/1989US4808233 Using aluminum or gallium salts to prevent deterioration
02/28/1989US4808232 Separation and purification of cyclodextrins
02/28/1989US4808202 Adsorptive fiber sheet
02/23/1989WO1989001406A1 Solid phase n-hydroxysuccinimide reagents and use of same
02/23/1989WO1988009203A3 Process for manufacturing reactive calcium hydroxide for purifying gases and exhaust gases and process for purifying gases and exhaust gases
02/23/1989DE3821619A1 Vesicular chromatography packings made of denatured microorganisms and production process
02/23/1989DE3812987A1 Mass transfer apparatus
02/23/1989DE3726665A1 Activated hydrated lime, process for the preparation thereof and use thereof
02/22/1989EP0304377A2 Polymers derived from polystyrenes and cross-linked dextranes, their preparation and their use in the analysis and the purification of biologic molecules
02/22/1989EP0303760A1 Process for making an adsorbent agent from expanded rocks and calcium sulfate-hemihydrate
02/22/1989CN1031234A Method for production of water absorbent resin
02/21/1989US4807246 Apparatus for treatment of particulate material
02/16/1989DE3826425A1 Saugfaehige konstruktion zum aufsaugen von koerperfluessigkeiten Absorbent construction to absorb some of bodily fluids
02/15/1989EP0303440A2 Method for production of water absorbent resin
02/15/1989EP0303406A2 An immunoaffinity substrate
02/15/1989EP0303329A1 A process for isolating coagulation factors, and adsorbent material suitable therefor
02/14/1989US4804686 Cation-exchange support materials and method
02/09/1989WO1989000885A1 Adsorbent
02/09/1989DE3724806A1 Process and apparatus for separating off aerosols
02/08/1989EP0302504A2 Absorbent pad for use in packaging food products
02/08/1989EP0302503A2 Method for the separation and purification of t-PA
02/08/1989EP0302436A2 Metal-diketone absorbents for carbon monoxide or olefins
02/08/1989EP0220293B1 Method for the purification of bioactive substances by biospecific adsorption
02/07/1989US4802985 Porous water-treating material
02/07/1989US4802898 Method and apparatus for removing cyanogen chloride from air
02/07/1989CA1249714A1 Absorbent material
02/02/1989DE3824514A1 Process for the production of selective absorbents and use thereof
02/01/1989EP0301948A1 Chromatographic separation device for fluids
02/01/1989EP0301899A2 Nucleic acid capture reagent
02/01/1989EP0301874A1 Cellulosic fibre
02/01/1989EP0301753A2 Water absorbent structures
02/01/1989CN1030710A Process for production of articles using loose products
01/1989
01/31/1989US4801449 Method for treatment of Kaposi's sarcoma
01/31/1989US4801386 Thermoplastic polymer matrix, filler, absorption
01/31/1989US4801311 Carbon impregnated with metal salts and triethylenediamine
01/31/1989CA1249565A1 Process for the preparation of composite crystalline aluminium silicates and their use as catalyst (carrier)
01/25/1989EP0300868A1 Absorbent for the purification of gas, and purification process
01/25/1989EP0300448A2 Separation medium
01/25/1989EP0150350B1 Cross-linked polymers, process for their manufacture and use thereof
01/25/1989CN1030534A Process for separating nitrogen from mixtures thereof with less polar substance
01/24/1989US4800190 Adsorber particles on open-cell foam
01/24/1989US4800189 Mass for removal, through chemical sorption, of homogeneously dissolved impurities, particularly oxygen, from gases or liquids
01/24/1989US4800070 Catalysts for absorptive air separation
01/24/1989US4800016 Heparin combines with immobilized protamine
01/19/1989DE3721252A1 Process for the production of absorber materials
01/18/1989EP0299793A2 Packing materials for analysing enantiomer mixtures by liquid chromatography
01/18/1989EP0299367A1 Process for consolidating the surfaces of granular adsorbent
01/18/1989EP0299063A1 Hydrophilic article and method of producing same.
01/18/1989CN1030365A Method for steam treatment of diatomite carrier
01/17/1989US4798718 Method of preparing active magnesium-hydride of magnesium hydrogen-storer systems
01/17/1989US4798711 Processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
01/17/1989CA1249097A1 Polymers based on polyvinylene carbonate and/or polyhydroxymethylene, processes for their preparation and their use
01/17/1989CA1248942A1 Absorption of gases by amine and phosphine complexed mn (ii)
01/12/1989WO1989000081A1 Adsorbent
01/11/1989EP0298889A2 A process for bleaching and increasing the ion exchange capability of sepiolite
01/11/1989EP0298592A1 Process for recovering regenerated adsorbent particles and separating ash therefrom
01/11/1989EP0298503A2 Packing for liquid chromatography and method of using it
01/11/1989EP0298171A1 Beads of cross-linked glucomannan and production thereof
01/11/1989CN1030197A Silica-bound calcium-containing zeolite granulate
01/10/1989US4797524 Apparatus and method for regenerating active carbon
01/10/1989US4797274 Blend with erythorbic acid and-or ascorbic acid and hydroxycarboxylic acid
01/10/1989US4797227 Macroreticulate polymers
01/10/1989US4797211 Cross flow microfilter
01/10/1989CA1248507A1 Titanium-aluminum-phosphorous-silicon-oxide-molecular sieve compositions
01/05/1989DE3721317A1 Process for the preparation of reactive calcium hydroxides for exhaust gas purification
01/05/1989DE3720844A1 Column for the magnetic separation of cells, cell aggregates and cellular constituents
01/04/1989EP0298062A1 Silica particles, a method for preparation of silica particles and use of the particles
01/04/1989EP0297998A1 Process for extracting and purifying gallium from Bayer liquors
01/04/1989EP0297942A1 Process for manufacturing articles from finely divided materials
01/04/1989EP0297901A1 Packaging material for liquid chromatography
01/04/1989EP0297543A2 Process for eliminating organic odors and compositions for use therein
01/04/1989EP0297542A2 Process for separating nitrogen from mixtures thereof with less polar substances
01/04/1989CN1030030A Method for making carbon molecular sieve used as chromatographic stationary phase from coal
01/03/1989US4795735 Activated carbon/alumina composite
01/03/1989US4795482 Process for eliminating organic odors and compositions for use therein
01/03/1989CA1248079A1 Zinc-aluminum-phosphorous-silicon-oxide molecular sieve compositions
01/03/1989CA1248078A1 Cobalt-aluminum-phosphorous-silicon-oxide molecular sieve compositions
01/03/1989CA1247924A1 Carbon dioxide sorbents for packaged foodstuffs
12/1988
12/29/1988WO1988010428A1 Chromatographic supports
12/29/1988DE3719419A1 Filter cartridge for a respirator mask
12/29/1988DE3719138A1 Combustion plant
12/29/1988DE3719067A1 Bactericidal chemisorption filter
12/28/1988EP0296926A1 Composite polymers, their preparation and their use in liquid chromatography
12/28/1988EP0296279A2 Absorbing article made of a non-woven fabric, and method for making it
12/28/1988EP0224531B1 Zeolites of the borosilicate type, containing fluorine
12/28/1988CN87104221A Formed products of medical stone and its production method
12/27/1988US4794177 Reduction of dextran with sodium borohydride prior to crosslinking
12/27/1988US4794171 Chromatographic separation of biopolymers
12/27/1988US4794034 Water absorbing article
12/27/1988US4794002 Modified polymeric surfaces and process for preparing same
12/27/1988US4793984 Molecular sieve compositions
12/27/1988US4793980 Hollow porous microspheres as substrates and containers for catalyst
12/27/1988US4793921 Separation materials for thin layer chromatography
12/22/1988DE3719415A1 Filter device and process for the production thereof
12/22/1988DE3719233A1 Selbsttragender filterkoerper Self-supporting filterkoerper