Patents
Patents for B01D 15 - Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor (21,474)
05/1999
05/27/1999WO1999025449A1 Purification composite and device and method of making and using same
05/27/1999CA2309936A1 Liquid chromatography column
05/26/1999CN1217653A Functionalized nanotubes
05/25/1999US5907037 Sulfonated cellulose; for removal of heavy metal ions from aqueous solutions
05/25/1999US5906748 Efficient remediation of contaminated fine-grained subterranean soils
05/25/1999US5906747 Ion exchange chromatography using medium comprising substrate impregnated with polymerized crosslinked blend which forms surface barrier layer and pore-filling gel
05/25/1999US5906734 Composite chromatography medium comprising substrate impregnated with polymerized crosslinked blend which forms surface barrier layer and pore-filling gel; reversible sorption, selectivity
05/25/1999CA2059398C Solid phase extraction medium
05/20/1999WO1999024138A1 Device and methods for purifying biological molecules using low volumes of chromatographic and adsorptive media
05/20/1999WO1999024137A1 Apparatus and method for making a sealable connection to a chromatography cartridge
05/20/1999CA2309817A1 Apparatus and method for making a sealable connection to a chromatography cartridge
05/19/1999EP0915907A1 Process and device for preparing molecules and particles
05/19/1999EP0915736A1 Filter sheet and process for purifying photoresist composition employing the filter sheet
05/19/1999EP0662013B1 Apparatus for supercritical fluid extraction or supercritical fluid chromatography
05/18/1999US5904854 Composite adsorbent element comprising granular activated carbon and activated carbon fibers
05/18/1999US5904852 Chromatography using column having functionalized aromatic containing resin; separation
05/18/1999US5904848 Porous membrane with glass particles embedded in plastic
05/18/1999CA2075790C Method for adsorbing and separating heavy metal elements by using a tannin adsorbent and method of regenerating the adsorbent
05/14/1999WO1999023257A1 Method of detecting mutant dna by mipc and pcr
05/14/1999WO1999022933A1 System for extracting soluble heavy metals from liquid solutions
05/14/1999WO1999022868A1 Pressure-enhanced extraction and purification
05/14/1999WO1999022859A1 Titanate sorbents for metal ions and method of making and using
05/14/1999WO1999022851A1 Membrane filtration device
05/14/1999WO1999022850A1 Membrane purification device
05/14/1999WO1999022839A1 Method for high resolution liquid chromatographic separation of polynucleotides
05/14/1999WO1999022838A1 Separation process and apparatus
05/14/1999CA2308314A1 Method for high resolution liquid chromatographic separation of polynucleotides
05/14/1999CA2307876A1 Pressure-enhanced extraction and purification
05/12/1999EP0915171A2 Sample processing method using ion exchange resin
05/12/1999EP0915057A2 Process for the selective elimination of ammonia or ammonium ions from an aqueous solution
05/12/1999EP0914199A1 Acid contacted enhanced adsorbent and/or catalyst and binder system
05/12/1999EP0898490A4 Method for determining saturation of carbon filters in a gas treatment process
05/12/1999EP0442977B1 Chromatography method
05/11/1999US5902486 Method for controlling with precision a process for separating constituents of a mixture, in a simulated moving bed separation system
05/11/1999US5902485 Access valve devices, their use in separation apparatus and corresponding methods
05/11/1999CA2126739C Filter and a method for separating charged particles from a liquid stream
05/06/1999WO1999022234A1 Chromatographic column and valve
05/06/1999WO1999022228A1 A multichannel microscale system for high throughput preparative separation with comprehensive collection and analysis
05/06/1999WO1999009042A3 Microstructures for the manipulation of fluid samples
05/06/1999EP0912242A1 Chiral non-particulate sorbents
05/06/1999EP0912218A1 TECHNETIUM-99m GENERATOR SYSTEM
05/06/1999EP0912205A2 Method of preparing a composite bone graft
05/04/1999US5900145 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
05/04/1999US5900144 Separating agent comprising bonded conalbumin
04/1999
04/29/1999WO1999020393A1 Method for separating specific groups of elements from aqueous solutions
04/29/1999DE19755244C1 Flange connection mechanism especially for chromatography column
04/29/1999DE19746480A1 Specific separation of groups of elements from aqueous solution, useful in analysis, material recovery, removing harmful metal ions and purifying water and waste liquor
04/28/1999EP0910448A1 Method for fractionation of a solution by a chromatographic simulated moving bed process
04/28/1999EP0910447A1 Method for the colorimetric quantification of ions
04/28/1999EP0910340A1 Functionalized nanotubes
04/27/1999US5897781 Active pump phasing to enhance chromatographic reproducibility
04/27/1999US5897779 Spiral wound extraction cartridge
04/27/1999CA2023054C Hollow fiber bundle element for an adsorber
04/22/1999WO1999019517A1 Analysis of nicked dna by matched ion polynucleotide chromatography
04/22/1999WO1999019514A1 Modifying double stranded dna to enhance separations by matched ion polynucleotide chromatography
04/22/1999WO1999019053A1 Methods and devices for producing solid subassemblies of fluidic particulate matter
04/22/1999CA2309760A1 Modifying double stranded dna to enhance separations by matched ion polynucleotide chromatography
04/21/1999EP0909212A1 Modified carbon adsorbents and processes for adsorption using the same
04/15/1999WO1998059360A9 Retentate chromatography and protein chip arrays with applications in biology and medicine
04/14/1999EP0908437A1 Method for separating alkylnaphthalene
04/14/1999EP0907395A1 Reversed phase chromatographic process
04/14/1999CN2313655Y Moisture eliminator
04/13/1999US5893971 Apparatus that maintains compression in a tube
04/08/1999WO1999016545A1 Chemically-modified porous materials with an electroneutral hydrophilic outer surface
04/08/1999WO1999016526A1 Method for separating complex mixtures by means of solid phase extraction for use in active substance search and analysis
04/08/1999WO1999016510A1 Agent for eliminating heavy metals comprising an alkaline metal silicate and carbonate
04/07/1999EP0906962A1 Interseparation of platinum group metals
04/07/1999EP0906357A1 Polymerisable polyamide derivatives
04/07/1999EP0906325A1 Dendrimers based on saccharides
04/07/1999EP0696268B1 Ethylene glycol recovery process
04/07/1999CN1212901A Quality control method for producing petroleum sodium sulfonate
04/07/1999CN1212898A Processes for treatment of flue gas desulfurization waste water
04/06/1999US5891324 Acid-containing activated carbon for adsorbing mercury from liquid hydrocarbons
04/01/1999WO1999015628A1 Methods and compositions for binding hematopoietic stem cells
04/01/1999WO1999015251A1 Method and equipment for chromatographic separation
04/01/1999DE19842785A1 Preparation of porous material with a hydrophilic and porous surface with functional ligands
04/01/1999DE19743176A1 Verfahren zur Auftrennung komplexer Substanzgemische mittels Festphasenextraktion zur Anwendung in der Wirkstoffsuche und für analytische Zwecke Process for the separation of complex mixtures of substances by solid phase extraction for use in drug discovery and for analytical purposes
04/01/1999CA2304961A1 Methods and compositions for binding hematopoietic stem cells
04/01/1999CA2272562A1 Chromatographic separation process and separator
03/1999
03/31/1999EP0904285A1 Cyclic adhesion inhibitors
03/31/1999EP0904149A1 Solids separation and solids flow control device
03/31/1999CN1212745A Fuel filter and production process
03/31/1999CN1212703A Chromatographic process for obtaining very pure cycloporin A and related cyclosporins
03/31/1999CN1042733C Use of jackfruit seed agglutinin affinity chromatographic column
03/30/1999US5888927 Hydrothermal treatment
03/30/1999US5888397 Process for recovering chaotropic anions from an aqueous solution also containing other ions
03/30/1999CA2217139A1 Sorbents for removing toxicants from blood or plasma, and method of producing the same
03/30/1999CA2111052C Adsorption/reaction equipment
03/30/1999CA2001645C Adsorptive separation of para-xylene using a tetralin desorbent
03/24/1999EP0903578A2 A composition and column used in HPLC, a method for preparing the composition, and a method for separating different chemicals in a sample
03/23/1999US5885485 Process for producing low-salt silica sol dispersions in low-boiling alcohols
03/23/1999US5884777 Simulated moving bed absorption separation process
03/18/1999WO1999013330A2 Purification of substances from a biological sample
03/18/1999WO1999013115A1 Method for reprocessing materials containing precious metals by means of chromatographic separation and fractionation
03/18/1999WO1999012625A1 Chromatography assembly
03/18/1999WO1999012624A1 Bifunctional resin composition for the simultaneous separation of carbohydrates and organic acids in liquid chromatography
03/18/1999CA2303046A1 Method for reprocessing materials containing precious metals by means of chromatographic separation and fractionation
03/17/1999EP0901589A1 Valve, adapted to connect a flow module to a flow line
03/17/1999EP0713416B1 Integral fitting and filter
03/16/1999US5883256 Process for removing aromatic heterocyclic compounds product-containing solutions