Matches 351 - 400 out of 402 < 1 2 3 4 5 6 7 8 9 >
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5516698 Methods and apparatus allowing sequential chemical reactions  
A first reactant is immobilized i.e. in a porous matrix (50), adjacent a sample electrode (46) within a reaction chamber. Energizing of the electrode (46) electrophoretically attracts a mobile...
5510033 Electrokinetic transport of microorganisms in situ for degrading contaminants  
The method and apparatus of the present invention feature the use of and electric current to induce movement of bacteria in situ to degrade contaminants in aquifers.
5503722 Rehydratable gels for capillary electrophoresis  
Compositions useful as a separation medium in capillary electrophoresis procedure and methods for their use in capillary electrophoresis are described. The compositions include dry linear...
5503723 Isolation of ultra small particles  
The present invention is a method and apparatus for further reducing the size of nanoparticles. Nanoparticles are defined as having an effective average particle size of less than about 400 nm. The...
5447612 Buffering system and its use in electrophoretic processes  
A novel pH buffering system which is functionally stable under electrophoretic conditions employs buffering components in complementary buffer pairs. The buffering components are selected from...
5439572 Lens protective encasement packet  
A packet including substance and of a construction by which a lens may be encased and by which the application of treatment procedures to the lens is facilitated. The packet is useful in protecting...
5436129 Process for specimen handling for analysis of nucleic acids  
A process for handling a biological specimen for the analysis of nucleic acid sequences wherein the biological specimen is immobilized within a carrier device for controlled temperature conditions...
5306403 Raman-based system for DNA sequencing-mapping and other separations  
DNA sequencing and mapping are performed by using a Raman spectrometer with a surface enhanced Raman scattering (SERS) substrate to enhance the Raman signal. A SERS label is attached to a DNA...
5277774 Free flow electrophoresis method  
The present invention relates to a free flow electrophoresis method between two ion permeable membranes comprising applying an electric field perpendicular to the primary carrier flow, applying a...
5275706 Method and apparatus for continuous, carrier-free deflection electrophoresis  
In carrier-free continuous deflection electrophoresis problems are encountered in the collection of fractions and it is necessary to use hose pumps with a number of channels corresponding to the...
5273632 Methods and apparatus for analysis of chromatographic migration patterns  
A method and apparatus for sharpening signal peaks in a signal representing the distribution of biological or chemical components of a mixture separated by a chromatographic technique such as, but...
5174882 Electrode structure for an electrophoretic display apparatus  
Anode electrode structure (12) for a display such as an electrophoretic display panel. An anode electrode structure (12) which is fabricated in accordance with the present invention includes a...
5166063 Immobolization of biomolecules by enhanced electrophoretic precipitation  
The present invention provides a method for immobilizing biomolecules on a conductive substrate to produce a biosensor.
5108568 Controlled method of reducing electrophoretic mobility of macromolecules, particles or cells  
A method of reducing electrophoretic mobility of macromolecules, particles, cells and other substances is provided which comprises interacting in a conventional electrophoretic separating procedure...
5069768 Process for separating substances present in liquids  
Separation of substances present in fluid media can be obtained by directing at an angle of incidence up to 180 degrees, a first flow of fluid medium against a second flow of fluid medium. A...
5047129 Unit for the treatment of electrophoretic strips  
A unit for the treatment of electrophoretic strips mounted on a frame comprises at least one pair of basins (10a, 10b) and a feed, forced circulation and emptying circuit comprising as many tanks...
4994161 Apparatus and method for macromolecular charge determination  
A method of (and apparatus for) determining charge on protein or other macromolecule. The method involves providing two spaces, each containing buffer (e.g., water or saltwater), establishing a...
4900421 Vortex stabilized electrophoretic separation apparatus  
An apparatus for the performance of efficient, large scale separations, particularly electrophoresis and isoelectric focusing, in free solution is described. Inner and outer cylinders define an...
4801366 Apparatuses and methods for analyzing macro-ions at electrophoretic steady state  
A stable, unchanging concentration gradient of macro-ions dissolved in aqueous or other polar solvents is established adjacent to a semipermeable membrane by the opposing forces of a directed...
4787963 Method and means for annealing complementary nucleic acid molecules at an accelerated rate  
Method and means for accelerating the rate of hybridization of nucleic acid probes with complemental target sequences in probe assays of the filter binding or sandwich filter binding formats. The...
4752372 Moving wall, continuous flow electronphoresis apparatus  
A moving wall, continuous flow electrophoresis apparatus (10) having a frame (18) with an electrophoresis chamber (12) mounted between a pair of synchronously driven belt walls (14, 16). The frame...
4721680 Methods of using micro pipette tips  
Low cost medical micro pipette tips for difficult to reach places, and related methods. The leading or distal portion of the micro pipette tips are materially elongated and ultra thin. This...
4720788 Diagnostic densitometer  
A diagnostic densitometer for scanning a blood sample to automatically determine serum protein fractions and to provide an analog trace indicative of the serum protein fractions. The analog trace...
4693800 Property variation of dispersion resins by electrofiltration  
The surface characteristics of dispersed particles such as vinyl resins are changed through the use of an anode electrolyte in an electrofilter. Accordingly, the properties of intermediate and...
4690749 Polymer-coated surfaces to control surface zeta potential  
A method for eliminating or controlling electroosmosis and other zeta potential related phenomena in electrophoresis comprising conducting electrophoresis employing electrophoretic surfaces coated...
4675087 Semiconductor purification by solid state electromigration  
The removal of residual impurities from semiconductor material is accomplished by solid state electromigration of the impurities from the semiconductor slice into a surrounding conductive liquid...
4420384 Method for determining boundary points on electrophoretic patterns and means therefor  
A method for determining boundary points on electrophoretic patterns whereby boundary points can be easily and accurately added onto or erased from fractionated patterns or analogue patterns by...
4358358 Static continuous electrophoresis device  
Apparatus is disclosed for carrying out a moving wall type electrophoresis process for separation of cellular particles. The Apparatus includes a water-tight housing (10) containing an electrolytic...
4289596 Horizontal electrophoresis or isoelectric focusing apparatus and method of using same  
Electrophoresis or isoelectric focusing of a starting species, in free solution, is performed in an elongated horizontal vessel, following which the vessel is turned about its horizontal...
4254377 Method for sensing electrical potentials  
A sensor and method are disclosed for measuring electrokinetic effects across a double layer formed at the boundary between a solid wall and an ionic liquid flowing through a channel. In one...
4203817 Method of and device for moving liquid samples  
The invention is in concern of a method and a device for moving a liquid sample material in a measuring chamber, particularly for use in electrophoretic measurements. To permit precise measurements...
4191623 Method of producing microporous films  
Microporous film having a microporous surface layer, and a method of producing it are provided. The method comprises placing a dope containing a film-forming polymer, a solvent therefor and an...
4190510 Process for the electrophoretic breaking of emulsions  
A process for the electrophoretic breaking of electrically conductive emulsions of electrical conductivity greater than 2,000 μMhos is described which process comprises adjusting the conductivity...
4159895 Method and apparatus for the detection of beta thalassaemia minor  
Method and automatic, electronic apparatus for detecting carriers of thalassaemia, especially beta thalassaemia minor, which involve measuring the mean corpuscular volume (MCV) and the mean...
3954589 Process of water treatment  
An electrical liquid treatment apparatus for eliminating and preventing hardness effects includes an enlarged fitting adapted for coupling in a flow line and a screen insulatively supported in the...
3816274 REMOVAL OF DISSOLVED OR SUSPENDED SOLIDS IN WASTE WATER  
Waste water containing oil and water emulsions and dissolved or suspended solids is de-emulsified and clarified by creating a three dimensional anolyte stream resulting from the careful placement...
3766040 METHOD OF DETECTING AND LOCATING CORROSION SITES  
Method of detecting and locating areas responsible for incipient galvanic corrosion on a metallic surface. Localized electrochemical cells which occur on metallic surfaces as a result of anodic and...
3615515 PHOTOGRAPHIC PROCESSING METHOD UTILIZING ELECTROPHORESIS AND ELECTROLYSIS OF THE DEVELOPER  
A method of developing photographic emulsion layers whereby fresh developer is supplied during development to different sized image areas in proportion to their size. Conventional development...
3493481 METHOD OF TESTING PRINTED CIRCUIT BOARDS  
3441415 FOOD PRODUCTS PRODUCED BY ELECTROPHORESIS OF EMBRYOS AND PLACENTAL COTYLEDONS  
3421900 PROCESSES FOR PREPARATION OF A CHICK GROWTH FACTOR FROM FISH SOLUBLES AND THE RESULTING PRODUCT  
3287244 Stable flow separation and analytical method  
3236757 Method and apparatus for reclamation of water  
3215559 Method of producing sugar  
3208919 Method and means for measuring electrokinetic potential  
3145156 Electrophoretic printing  
2941932 Electrical prevention of deposition of solids  
3758395 Title is not available  
3650931 Title is not available  
3798144 Title is not available  
Matches 351 - 400 out of 402 < 1 2 3 4 5 6 7 8 9 >