Patents
Patents for B01D 15 - Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor (21,474)
10/1999
10/13/1999CN1045545C Method for preparation of high-effective fixed phase for separating C60 and C70
10/12/1999US5965265 Functionalized silicas as core supports for chiral stationary phases
10/12/1999US5965029 System and method for treating an oil gas well stream
10/12/1999US5965026 A carrier coated with an optically active substance for separating optical isomers; wherein part of a coating solvent remains and is a mixture of a low-boiling and a high-boiling solvents
10/12/1999US5964996 Electrophoresis of fluid containing the enantiomers with a macrocyclic antibiotic, which causes sequential separation of enantiomers by complexation, inclusion, hydrogen bonding, dipole stacking or steric interaction
10/07/1999WO1999050271A1 Novel process for the fermentative production of cephalosporin
10/07/1999WO1999049850A1 Composition comprising a liquid absorbed on a support based on precipitate silica
10/07/1999WO1999044053A3 Chromatographic device
10/07/1999DE19812821A1 Zwillingssäulen für frontchromatographische Dekontamination Twin columns for decontamination frontchromatographische
10/06/1999EP0946236A1 Hplc-based device and method for separating high complex substance mixtures
10/06/1999EP0946235A1 Flow-by solid phase extraction device
10/05/1999US5962735 Using zeolite, molecular sieve
10/05/1999US5962641 Method for purification of recombinant proteins
09/1999
09/30/1999WO1999048587A1 Twin columns for frontal chromatographic decontamination
09/30/1999WO1999048586A1 Apparatus and method for separating oxides of heavy isotopes of hydrogen from water
09/30/1999WO1999048585A1 Device for treating a fluid
09/30/1999WO1999048584A1 Filter constructions and methods
09/30/1999CA2325987A1 Apparatus and method for separating oxides of heavy isotopes of hydrogen from water
09/29/1999EP0944717A1 Method for producing recombinant adenovirus
09/29/1999EP0944691A2 Heteroatom removal through countercurrent sorption
09/29/1999EP0944420A1 Liquid chromatography column
09/29/1999EP0754085B1 Apparatus for pressurizing a removable chromatography cartridge
09/28/1999US5959050 Comprising spherical, uniformly shaped, and non-aggregated particles formed by suspension polymerization of two distinct acrylic monomers in the presence of imprint molecule, liquid flurocarbon, fluorocarbon polymer
09/23/1999WO1999047574A1 Quaternary ammonium polymer, its preparation, its use for separating biomolecules
09/23/1999WO1999047228A1 Improved method for enriching optical isomers by means of simulated mobile bed
09/23/1999WO1999047227A1 Removal of contaminants from biological products
09/22/1999EP0943632A1 Quaternary ammonium polymer, its preparation, its use for separating biomolecules
09/22/1999EP0943619A1 Chip for use in nucleic acid separation, structural element and process for forming the structural element
09/21/1999US5955570 Producing photoresist composition having a very low level of metal ions from novolak resins purified in a process using such an ion exchange pack.
09/21/1999US5954968 Apparatus and method for separating heavy isotopes of hydrogen from water
09/21/1999US5954954 Method and apparatus for determination of analyte concentration
09/21/1999US5954937 Efficient electrostatic purification of fluid flowing through serpentine channel formed between anode and cathode members
09/16/1999DE19810947A1 Removal of biological contaminants from biological products using anion-exchange membrane
09/15/1999EP0840893B1 High performance liquid chromatography method and apparatus
09/15/1999EP0790290A4 Method and device for the filtration, degassing and dehydration of, and removal of ageing products from pretroleum oils
09/10/1999WO1999045394A1 Improved method for purifying cholera toxin
09/10/1999WO1999045148A1 Method for using a quality metric to assess the quality of biochemical separations
09/10/1999WO1999044970A1 Method for producing [15o] butanol and device for implementing said method
09/10/1999WO1999044710A1 Inside-out cross-linked and commercial-scale hydrogels, and sub-macromolecular selective purification using the hydrogels
09/10/1999WO1999044707A2 Purification of organic acids using anion exchange chromatography
09/10/1999CA2322846A1 Improved method for purifying cholera toxin
09/10/1999CA2321759A1 Purification of organic acids using anion exchange chromatography
09/09/1999DE19809960A1 Verfahren zur Herstellung von [·1··5·O]Butanol und Vorrichtung zur Durchführung des Verfahrens A process for the preparation of [5 · 1 · · · O] butanol and apparatus for carrying out the method
09/08/1999EP0940676A2 Device for treating biomolecules
09/08/1999EP0939779A1 Anion exchange materials and processes
09/08/1999CN1228036A Acid contacted enhanced adsorbent and/or catalyst and binder system
09/07/1999US5948894 Immunoadsorbent reagents
09/02/1999WO1999044053A2 Chromatographic device
09/01/1999EP0938356A1 Ion chromatographic method and apparatus using a combined suppressor and eluent generator
09/01/1999EP0697905B1 Method and support material for gel-permeation chromatography
09/01/1999CN1227509A Modified carbon adsorbents and process for adsorption
08/1999
08/31/1999US5945542 Isolation of natural L-β-3-indolylalanine and enrichment of natural aliphatic amino acid mixtures with natural L-β-3-indolylalanine
08/31/1999US5945525 Mixing composite particle of superparamagnetic oxide and fine silica with polynucleotide solution and chaotropic agent, separating particle from solution using magnetic field, eluting polynucleotide from carrier
08/31/1999US5945520 Chromatographic resins and methods for using same
08/31/1999US5944988 Chromatography buffers center
08/31/1999US5944905 Method and apparatus for performing a continuous reaction with at least one liquid phase and at least one solid catalyst in a pulsed column
08/26/1999WO1999042602A2 Fermentative preparation process for cytostatics and crystal forms thereof
08/26/1999WO1999042601A1 PROCESS FOR THE OBTAINING OF HMG-CoA REDUCTASE INHIBITORS OF HIGH PURITY
08/26/1999WO1999042511A1 Immobilization of membrane receptor on hplc
08/26/1999WO1999042193A1 Adsorption chromatography
08/26/1999WO1999042192A1 Packed capillaries, especially for enantiomeric separation
08/26/1999DE19807063A1 Production of capillaries with a chiral sorbent bed
08/26/1999CA2322048A1 Adsorption chromatography
08/26/1999CA2322011A1 Immobilization of membrane receptor on hplc
08/26/1999CA2321052A1 Process for the obtaining of hmg-coa reductase inhibitors of high purity
08/26/1999CA2318818A1 Fermentative preparation process for cytostatics and crystal forms thereof
08/25/1999EP0937735A1 A method for the removal of causative agent(s) of transmissible spongiform encephalopathies from protein solutions
08/24/1999US5942121 Method and apparatus for filtering, degassing, dehydrating and removing products of ageing in petroleum oils
08/24/1999CA2188461C Chemical feeder
08/19/1999WO1999041367A1 Heteroaromatic oligoamides as affinity ligands
08/19/1999WO1999041274A1 A method for the removal of causative agent(s) of transmissible spongiform encephalopathies from protein solutions
08/19/1999WO1999040990A1 Anion binding polymers and the use thereof
08/19/1999WO1999031141A3 Method for producing regular porous cellulose pearls, corresponding cellulose pearls and use thereof
08/18/1999EP0935606A1 Method for purification of recombinant proteins
08/17/1999US5939552 Resolution of enantiomorphs with batch system chromatography or moving bed chromatography
08/17/1999US5939314 Distributed pore chemistry in porous organic polymers in tissue culture flasks
08/17/1999US5937672 Process for the purification of a cryogenic fluid by filtration and/or adsorption
08/12/1999WO1999040228A1 Process for demineralizing a sugar solution
08/12/1999WO1999039823A1 Method of producing material for purification of physiological liquids of organism, and method of producing the material
08/12/1999WO1999039816A1 Ion separation using a surface-treated xerogel
08/12/1999WO1999039739A1 Simplified method for removing free protein during preparation of protein-polysaccharide conjugates and vaccines using restricted-access media
08/12/1999DE19805431A1 Heteroaromatische Oligoamide als Affinitätsliganden Heteroaromatic oligoamides as affinity ligands
08/12/1999CA2320470A1 Simplified method for removing free protein during preparation of protein-polysaccharide conjugates and vaccines using restricted-access media
08/12/1999CA2320350A1 Ion separation using a surface-treated xerogel
08/12/1999CA2285587A1 Process for demineralizing a sugar solution
08/11/1999EP0912218A4 TECHNETIUM-99m GENERATOR SYSTEM
08/10/1999US5936061 Use of hydrophobic zeolites, syringe and method for removing of preservatives from a polypeptide solution
08/10/1999US5936003 Resin support particles and anion exchange compounds attached wherein the anion-exchange compounds comprise an internal reactive group, which may be an ester, ketone or amide group, and a terminal quaternary ammonium salt which functions as an
08/10/1999US5935845 Distributed pore chemistry in porous organic polymers
08/10/1999US5935679 High temperature electromagnetic radiation absorbent material and method for manufacturing the same
08/10/1999US5935552 Crystalline intergrowth molecular sieves
08/10/1999US5935444 Method and apparatus for removing oil from water on offshore drilling and production platforms
08/10/1999US5935443 Electrochemically regenerated ion neutralization and concentration devices and systems
08/10/1999US5935442 Adsorbent particles comprise a porous composite material having pores allowing access to the interior of the composite material; relative density and particle size range are chosen to provide desired flotation/sedimentation properties
08/10/1999US5935430 Structure for capturing express transient liquid phase during diffusion bonding of planar devices
08/10/1999US5935429 Chromatography columns with continuous beds formed in situ from aqueous solutions
08/05/1999WO1999038595A1 Large capacity acid or base generator and method of use
08/05/1999WO1999038594A1 Separation of substance mixtures using polysaccharides
08/05/1999DE19803415A1 Trennung von Stoffgemischen unter Einsatz von Polysacchariden Separation of mixtures of substances using polysaccharides
08/05/1999CA2319386A1 Separation of substance mixtures using polysaccharides