Matches 301 - 350 out of 449 < 1 2 3 4 5 6 7 8 9 >


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US20120024790 SEPARATION COLUMN WITH GERMANIA-BASED SOL-GEL STATIONARY PHASE  
The present invention provides sol-gel germania-coated chromatography separation columns with improved stability under extreme pHs and high temperatures. Also provided are methods of preparation...
US20060219633 Control system and method for flash separation  
Provided are methods and apparatus for determining conditions for performing chromatography, particularly flash chromatography. The methods may be utilized for separating compounds in a sample in...
US20100300972 POROUS MATERIALS FOR SOLID PHASE EXTRACTION AND CHROMATOGRAPHY AND PROCESSES FOR PREPARATION AND USE THEREOF  
Embodiments of the present invention are directed to porous materials for use in solid phase extractions and chromatography. The materials feature at least one hydrophobic component, at least one...
US20150076068 ACTIVE INLET TEMPERATURE CONTROL FOR ADJUSTMENT OF RETENTION IN A LIQUID CHROMATOGRAPHY SYSTEM  
Described are methods in which the retention times of a chromatographic column are adjusted through the control of the temperature of a mobile phase at the inlet to the chromatographic column. The...
US20080093278 Fluid treatment method and apparatus  
Separator apparatus for removing an impurity or contaminant, such as oil or heavy metals, from a fluid, such as a liquid or a gas, comprises a body member having a fluid inlet and a fluid outlet,...
US20090211979 Ion chromatography system with eluent recycle  
Ion chromatography apparatus including (a) a chromatographic column, (b) a source of an aqueous eluent liquid stream, (c) a detector, (d) a recycle line between the detector and the...
US20140096596 POROUS MATERIALS FOR SOLID PHASE EXTRACTION AND CHROMATOGRAPHY AND PROCESSES FOR PREPARATION AND USE THEREOF  
The invention provides novel porous materials that are useful in chromatographic processes, e.g., solid phase extraction, and that provide a number of advantages. Such advantages include superior...
US20090008329 Separating agent for enantiomeric isomers  
Provided is a separating agent for enantiomeric isomers that is advantageous from the production standpoints of having a high enantiomeric resolution ability inherent in polysaccharide...
US20130274454 METHODS FOR OBTAINING LIQUID FROM A SOLID PHASE  
A method for obtaining a liquid from a porous solid phase is described. The method comprises forming a liquid seal at a first end of a porous solid phase to which a liquid is bound, wherein liquid...
US20120024792 PROCESS FOR MAKING IMPROVED CHROMATOGRAPHY MEDIA AND METHOD OF USE  
The present invention further is directed to the process for making a macroporous polymeric media with covalently bonded quaternary ammonium polymer chains. The media can be applied for...
US20080118967 Magnetic Enrichment Method, a Reactor Unit for Micro Particles and a Magnet Unit  
Magnetic enrichment method, wherein the desired biological component is collected from a solution, which component is thereafter enriched in a liquid in such a manner that by means of the micro...
US20100042037 System and Method for Collecting Plasma Protein Fractions from Separated Blood Components  
Method and apparatus for separating plasma from blood in a separation vessel and further separator the separated plasma into desired plasma proteins in a plasma separator fluidly connected to the...
US20150136700 CHROMATOGRAPHIC MATERIALS  
The present invention provides a chromatographic stationary phase material various different types of chromatography. One example chromatographic stationary phase is represented by Formula 1...
US20100200507 Media For Membrane Ion Exchange Chromatography Based On Polymeric Primary Amines, Sorption Device Containing That Media, And Chromatography Scheme And Purification Method Using The Same  
Media and devices, such as anion exchangers including such media, wherein the media is a membrane having a surface coated with a polymer such as a polyallylamine. The resulting membrane offers...
US20130134096 Flash chromatography cartridge  
A low pressure liquid chromatographic cartridge is provided having a tubular polymer container adapted to receive a chromatographic packing material. The container has an outlet port located at a...
US20140179017 TETRACATIONIC CYCLOPHANES AND THEIR USE IN THE SEQUESTRATION OF POLYAROMATIC HYDROCARBONS BY WAY OF COMPLEXATION  
Novel tetracationic cyclophanes incorporating π-electron poor organic compounds into their ring structures, as well as methods of making the cyclophanes, are provided. The cyclophanes are able to...
US20140251912 Methods and Controllers for Simulated Moving Bed Chromatography for Multicomponent Separation  
A method of separating a feed mixture in a simulated moving bed includes flowing fluid in a first flow configuration comprising: supplying the feed mixture downstream of a valve in a shut off...
US20100072137 FUNCTIONALIZED GRAPHITIC STATIONARY PHASE AND METHODS FOR MAKING AND USING SAME  
Embodiments disclosed herein include functionalized graphitic stationary phase materials and methods for making and using these materials, including the use of these materials in separation...
US20110266225 CHROMATOGRAPHY LIGAND  
The present invention relates to a chromatography ligand defined by the following formula R1—R2—N(R3)—R4—R5 wherein R1 is a substituted or non-substituted phenyl group; R2 is a hydrocarbon chain...
US20140110343 ISOLATION OF INTERFACIAL MATERIAL FROM ORGANIC MATRICES  
A method for preparing a crude oil solution for analysis, including adding water to a porous adsorbent to obtain a supported water substrate, having a plurality of water monolayers disposed on the...
US20140124445 TEMPERATURE-RESPONSIVE MONOLITHIC POROUS BODY, METHOD FOR PRODUCING SAME, AND TEMPERATURE-RESPONSIVE CHROMATOGRAPHY METHOD USING SAME  
A temperature responsive monolithic porous material is obtained that comprises a polymer having a hydration ability that changes in a temperature range of 0 to 80° C. and being immobilized to a...
US20070193954 Method of preparing a separation matrix  
The present invention is a method of preparing a separation matrix, which method comprises providing unsaturated monomers comprising one or more chromatography functionalities; contacting said...
US20150129501 FLASH CHROMATOGRAPHY COLUMN APPARATUS  
A flash chromatography apparatus which provides an improved apparatus for large and medium commercial scale flash chromatography columns. More particularly, the invention relates to a flash...
US20100170852 Method and Device for Gravity Flow Chromatography  
The invention provides gravity chromatographic columns for the purification of a material (e.g., a biological macromolecule, such as a peptide, protein or nucleic acid) from a sample solution, as...
US20100140173 Method and Device for Gravity Flow Chromatography  
The invention provides gravity chromatographic columns for the automated purification of a material (e.g., a biological macromolecule, such as a peptide, protein or nucleic acid) from a sample...
US20140353255 POROUS COMPOSITE PARTICULATE MATERIALS, METHODS OF MAKING AND USING SAME, AND RELATED APPARATUSES  
In an embodiment, a porous composite particulate material includes a plurality of composite particles. Each composite particle includes an acid-base-resistant core particle at least partially...
US20060219637 Devices, systems and methods for liquid chromatography  
Devices comprising a mechanism for selectively diverting a portion of a mobile phase flowing through a mobile-phase transporting conduit to a fluid-transporting conduit comprising a stationary...
US20130233801 POROUS SILICON OXYNITRIDE MATERIALS FOR CHROMATOGRAPHIC SEPARATION AND METHOD OF THEIR PREPARATION  
Novel material for chromatographic separations, processes for its preparation, and separation devices containing the chromatographic material. In particular, the novel materials are porous silicon...
US20080237131 Methods and systems for purifying gases  
The present invention relates to methods and systems for purifying gases, such as for example semiconductor process gases. The invention more particularly relates to fluid purification methods and...
US20130105393 NEW STORAGE, COLLECTION OR ISOLATION DEVICE  
The present invention refers to a device, comprising a hollow body having at least one open end and at least one barrier inside or at the end of the hollow body, which is non-permeable for liquids...
US20050245737 Apparatus and method for mixed-bed lectin chromatography  
The present invention contemplates an apparatus and method for isolating glycoconjugates from mixtures or contaminated mixtures thereof. In the present invention, a bed or other support element...
US20140124446 METHOD FOR SEPARATING SUBSTANCE ACCOMMODATED IN VESSEL  
Provided is a method capable of reliably separating part (e.g., a collection liquid) of an accommodated substance (e.g., a manipulation medium for performing physical, chemical, and/or biochemical...
US20130240449 DEVICE FOR MATERIAL PURIFICATION  
Systems and methods for purification of radiotracers and non-radioactive materials produced by both microfluidic, conventional, semi-automated and manual synthesis systems are described herein.
US20150246297 System and Method for Controlling a Liquid Chromatography Systems  
Method for controlling a liquid chromatography system comprising a system pump and a column in fluid communication with the system pump by a fluid flow path, the method comprising the steps:...
US20060000772 Separation apparatus and separation method  
A channel (103) is formed in a substrate (101), and a portion of the channel (103) is provided with a separating portion (107). A number of pillars are formed in the separating portion (107), and...
US20070039891 Separation of proteins based on isoelectric point using solid-phase buffers  
Proteins can be separated from mixtures, based on their pI values, through the use of a series of chromatographic materials, each comprising a solid buffer and an ion exchange resin. Each solid...
US20070144973 External gradient chromatofocusing  
The invention provides novel methods for the separation of charged molecules such as proteins according to the isoelectric points (pI's) and includes the systems and buffering compositions...
US20090289009 Ion chromatography systems with flow-delay eluent recycle  
A chromatographic method including chromatographically separating sample ionic species in an eluent stream, detecting the separated sample ionic species, catalytically combining hydrogen and...
US20070102362 Chip  
In a chip (215), an inlet (217), a main channel (221), a separation region (218), and dispensing channels (222) are formed on a substrate (216). It is structured such that a plurality of the...
US20070000838 Integrated chromatography devices and systems for monitoring analytes in real time and methods for manufacturing the same  
Systems and methods for monitoring analytes in real time using integrated chromatography systems and devices. Integrated microfluidic liquid chromatography devices and systems include multiple...
US20060169638 Chromatography method for ion detection and analysis  
This ion chromatography method utilizes a HPLC column having a stationary phase with two functional groups permanently attached thereto, respectively for ion-exchange and for hydrophobic...
US20070095757 Methods and systems for the annotation of biomolecule patterns in chromatography/mass-spectrometry analysis  
The method and measurement system according to the invention performs combined Chromatography and Mass Spectrometry analysis and comprises the steps of: performing an C/MS analysis 300; generating...
US20140183136 GRAFT COPOLYMER FOR CATION-EXCHANGE CHROMATOGRAPHY  
The invention relates to chromatographic separating materials having improved binding capacity for biological constituents in cell culture supernatants, or animal or human body fluids, in...
US20130248700 HPLC CAPILLARY COLUMN DEVICE  
A high pressure liquid chromatography (HPLC) capillary column device, system and method for processing a HPLC sample with a cartridge housing a packed capillary column; at least one inlet...
US20080190850 Apparatuses and methods for electrochemically modifying the retention of species on chromatography material  
An apparatus and method for electrochemically modifying the retention of a species on a chromatography material is disclosed. The apparatus comprises a housing having an effluent flow channel...
US20060186043 Method and apparatus for sample deposition  
A method and apparatus is disclosed to prepare a sample or a plurality of samples for subsequent analysis. A single sample deposition apparatus, and a multiplexed sample deposition apparatus are...
US20120214974 Devices and Methods for the Purification, Isolation, Desalting or Buffer/Solvent Exchange of Substances  
A spin column device, which contains a rigid porous filter that retains its shape during centrifugation, chromatography methods using the device to isolate a desired substance, e.g., a biological...
US20120031845 Devices and Methods for the Purification, Isolation, Desalting or Buffer/Solvent Exchange of Substances  
A spin column device, which contains a rigid porous filter that retains its shape during centrifugation, chromatography methods using the device to isolate a desired substance, e.g., a biological...
US20080053902 Method for separation of substances using mesoporous or combined mesoporous/microporous materials  
Methods are provided for separation of substances using non-crystalline, amorphous inorganic oxides having mesoporosity or combined meso- and microporosity. The amorphous inorganic oxide may have...
US20110024292 COMPOSITIONS AND METHODS FOR CYCLOFRUCTANS AS SEPARATION AGENTS  
The present invention relates to derivatized cyclofructan compounds, compositions comprising derivatized cyclofructan compounds, and methods of using compositions comprising derivatized...

Matches 301 - 350 out of 449 < 1 2 3 4 5 6 7 8 9 >