61
Su Y Liu: Micro chemical analysis employing flow through detectors. World Precision Instruments, Chilton Alix & Van Kirk, August 22, 1995: US05444807 (56 worldwide citation)

The chemical properties of a flowing liquid analyte, the analyte comprising a solvent having an index of refraction which is the same as or closely approaches that of water, are determined by liquid chromatography or capillary electrophoreses wherein the analyte is caused to flow through an optical ...


62
Alfredo Choperena, Ross Krogh, Venkatesh Prasad, Gershon Giter: Device for automatic chemical analysis. Pasteur Sanofi Diagnostics, Fredrikson & Byron PA, November 19, 1996: US05575976 (55 worldwide citation)

This invention provides an automated chemical analyzer with improved processing flexibility and ease. In one embodiment of this invention, the analyzer includes an incubation station, a wash station and a read station. The incubation station includes an elongated, movable track to carry reaction ves ...


63
Asaji Kondo: Test slide strip. Fuji Photo Film, Gerald J Ferguson Jr, Joseph J Baker, May 4, 1982: US04328184 (54 worldwide citation)

A plurality of test slides carrying thereon dry reagents for chemical analysis of fluid samples or a dry porous analysis layer are sandwiched and sealed between a continuous base sheet and a continuous cover sheet at equal intervals. A test slide strip having alternately slide holding portions and s ...


64
Lee M Smith, Robert E Benner, Douglas A Christensen, Joel M Harris, Carl W Johnson, Richard D Rallison: Raman spectroscopy apparatus and method for continuous chemical analysis of fluid streams. Process Instruments, Madson & Metcalf, May 12, 1998: US05751415 (52 worldwide citation)

Apparatus and methods for analyzing the chemical composition of fluid streams using Raman spectroscopy are disclosed. The invention is particularly useful in continuously analyzing a fluid stream containing petroleum products, aqueous or biological fluids. The apparatus includes a laser source for p ...


65
Shinichi Okano, Takashi Koizumi, Tadashi Uekusa: Incubator. Fuji Photo Film, Sughrue Mion Zinn Macpeak & Seas, April 22, 1986: US04584275 (52 worldwide citation)

An incubator is provided with an inlet, a measurement station and an outlet for chemical analysis slides, and a number of levers or pushing devices for stepwisely circulating the slides through the apparatus. The device is useful for uniformly incubating a plurality of chemical analysis slides or th ...


66
Raymond Newton, David Malcolm Lawes: Apparatus for automatic chemical analysis. Biotec Instruments, Lee & Smith, September 12, 1989: US04865811 (52 worldwide citation)

A sample duct in a carrier line is isolated by three-way valves blocking the flow of carrier or flushing liquid from reservoirs. The sample duct may be connected to a loading syringe and to a sample reservoir respectively by the valves. When the sample duct is connected into the carrier line, pressu ...


67
Alfredo Choperena, Ross Krogh, Venkatesh Prasad, Gershon Giter: Device for automatic chemical analysis. Pasteur Sanofi Diagnostics, Fredrikson & Byron PA, December 2, 1997: US05693292 (51 worldwide citation)

This invention provides an automated chemical analyzer with improved processing flexibility and ease. In one embodiment of this invention, the analyzer includes an incubation station, a wash station and a read station. The incubation station includes an elongated, movable track to carry reaction ves ...


68
Dirk M Koenhen, Johan J Scharstuhl: Process and device for the separation of a body fluid from particulate materials. X Flor, Primecare, Brooks Haidt Haffner & Delahunty, August 31, 1993: US05240862 (51 worldwide citation)

The present invention deals with a process and device for the separation of a body fluid from particulate materials in the fluid to be used for a chemical analysis of the fluid components. The process and device are in particular suitable for the separation of plasma from whole blood. Furthermore th ...


69
Bain C McConnell, Robert J Fix Sr, Philip A Deal, Timothy A Hobbs, Larry S Jordan, Harold L Steelman: Robotic sample preparation system and method. R J Reynolds Tobacco Company, November 15, 1994: US05363885 (51 worldwide citation)

A method of and a robotic system for preparing product samples to be analyzed at a later time has a plurality of processing stations in different locations. Each station performs a different function of a process for preparing a product sample for later chemical analysis. A robot moves a first conta ...


70
Roger W Giese: Molecular analytical release tags and their use in chemical analysis. Northeastern University, Weingarten Schurgin Gagnebin & Hayes, November 24, 1987: US04709016 (51 worldwide citation)

A new class of chemical reagents called release tags which comprise signal, release and reactivity groups is disclosed and a release tag involving a pentafluorobenzoyl signal group, a methionylamide release group, and an active ester reactivity group is used to analyze the hormone, thyroxine, in ser ...



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